Note that an observation is not listed as ``observed'' or ``partially observed'' (depending on the comparison of approved and achieved exposure time, reported in "Sched/Obs Time") until the data have been successfully processed. This means that many targets listed here as "scheduled" have actually been observed but have not yet completed processing.
To find out the processing status of an observation please go to the Check Chandra Observations Processing Status link on the CXC web page.
Click on Sequence Number for full list of parameters.
| Target | Inst/Grat | # Obs's./Req. time/Obsvd. time | Date of Observation | Status | Type | Seq # | ObsID | PI |
|---|---|---|---|---|---|---|---|---|
| PKS0637-752 | ACIS-S /NONE | 13 observations/NA/NA | Aug 14 1999 11:00AM | archived | CAL | 780001-2, 780132-9, 780213-5 | 1051-2, 1182-9, 1263-5 | CALIBRATION, focus |
| G21.5-0.9 [Chip S0, T=100, Offsets=23,0,0] | ACIS-S /NONE | 5 observations/NA/NA | Aug 15 1999 11:50AM | archived | CAL | 580217, 590031-2, 590034-5 | 1267, 163-4, 166-7 | CALIBRATION, off axis area |
| PKS0637-752 | ACIS-S /NONE | 9 observations/NA/NA | Aug 16 1999 5:50AM | archived | CAL | 780005-13 | 1055-63 | CALIBRATION, optical axis determination |
| M7 ACA Field Distortion | ACIS-S /NONE | 1/ 5.4/ 5.4 | Aug 16 1999 10:56PM | archived | CAL | 280216 | 1266 | CALIBRATION, Aspect Camera Field distortion coefficients |
| RXJ003033.2+261819 | ACIS-S /NONE | 3 observations/NA/NA | Aug 17 1999 2:54AM | archived | CAL | 880140, 880176, 880218 | 1190, 1226, 1268 | CALIBRATION, background |
| CAS A [Chip S3, T=100, Offsets=-2,0,0 First Light] | ACIS-S /NONE | 1/ 3.0/ 2.8 | Aug 20 1999 12:22AM | archived | CAL | 590082 | 214 | CALIBRATION, standard candle |
| PKS0637-752 | ACIS-S /NONE | 5 observations/NA/NA | Aug 20 1999 2:57AM | archived | CAL | 790033-7 | 472-6 | CALIBRATION, focus |
| A2142 | ACIS-S /NONE | 2 observations/NA/NA | Aug 20 1999 11:53AM | archived | CAL | 880146, 880178 | 1196, 1228 | CALIBRATION, background |
| CAS A, CHIP S0, S1, S4, S5 | ACIS-S /NONE | 4 observations/NA/NA | Aug 21 1999 9:35AM | archived | CAL | 590079-80, 590083-84 | 211-2, 215-6 | CALIBRATION, off-axis effective area |
| PG1634+70 | ACIS-S /NONE | 1/ 6.0/ 11.9 | Aug 21 1999 11:16PM | archived | CAL | 780219 | 1269 | CALIBRATION, psf |
| LMC X-1 | ACIS-S /NONE | 1/ 3.0/ 3.0 | Aug 22 1999 3:36AM | archived | CAL | 490002 | 112 | CALIBRATION, psf |
| NGC 2516 | ACIS-S /NONE | 2 observations/NA/NA | Aug 22 1999 5:05AM | archived | CAL | 290035, 280179 | 66, 1229 | CALIBRATION, boresight |
| LMC X-1 | ACIS-S /NONE | 18 observations/NA/NA | Aug 22 1999 11:31AM | archived | CAL | 480018-35 | 1068-85 | CALIBRATION, boresight |
| CAS A, CHIP S3, B, C, D | ACIS-S /NONE | 3 observations/NA/NA | Aug 22 1999 11:59PM | archived | CAL | 590088-90 | 220-2 | CALIBRATION, standard candle |
| CAS A [Chip S2, T=100, Offsets=6,0,0 Std Candle] | ACIS-S /NONE | 1/ 2.0/ 1.8 | Aug 23 1999 2:35AM | archived | CAL | 590081 | 213 | CALIBRATION, standard candle |
| G21.5-0.9 [Chip S3, T=100, Offsets=0,0,0 Std Cand] | ACIS-S /NONE | 2 observations/NA/NA | Aug 23 1999 3:52AM | archived | CAL | 590027, 580180 | 159, 1230 | CALIBRATION, standard candle |
| G21.5-0.9 [Chip S2, T=100, Offsets=6,0,0] | ACIS-S /NONE | 1/ 10.0/ 9.7 | Aug 23 1999 12:56PM | archived | CAL | 590033 | 165 | CALIBRATION, standard candle |
| E0102-72.3 [Chip S3, T=100, Offsets=-1,0,0] | ACIS-S /NONE | 2 observations/NA/NA | Aug 23 1999 4:25PM | archived | CAL | 590006, 580181 | 138, 1231 | CALIBRATION, standard candle |
| LMC X-1 | ACIS-S /NONE | 4 observations/NA/NA | Aug 23 1999 10:36PM | archived | CAL | 480037-40 | 1087-90 | CALIBRATION, chip offset |
| PKS0637-752 | ACIS-S /NONE | 1/ 1.0/ 1 | Aug 24 1999 12:57AM | archived | CAL | 780043 | 1093 | CALIBRATION, SIM translation |
| Blank Sky | ACIS-I /NONE | 10 observations/NA/NA | Aug 24 1999 1:35AM | archived | CAL | 780220-1, 790027-9, 780226-30 | 1270-1, 466-8, 1276-80 | CALIBRATION, focus |
| Triang.Austr. | ACIS-I /NONE | 2 observations/NA/NA | Aug 25 1999 6:04AM | archived | CAL | 880231, 880177 | 1281, 1227 | CALIBRATION, ACIS spectral capability |
| G21.5-0.9, CHIP I0, I1, I2 | ACIS-I /NONE | 3 observations/NA/NA | Aug 25 1999 1:49PM | archived | CAL | 590026, 590028-9 | 158, 160-1 | CALIBRATION, off-axis area |
| CAS A, CHIP I0, I1, I2 | ACIS-I /NONE | 3 observations/NA/NA | Aug 25 1999 11:19PM | archived | CAL | 590075-7 | 207-9 | CALIBRATION, off-axis area |
| PSR B0540-69 | ACIS-I /NONE | 2 observations/NA/NA | Aug 26 1999 2:20AM | archived | CAL | 590001, 580200 | 133, 1250 | CALIBRATION, timing |
| LMC X-1 | ACIS-I /NONE | 4 observations/NA/NA | Aug 26 1999 8:20AM | archived | CAL | 480044-7 | 1094-7 | CALIBRATION, relative detector offset |
| PKS0312-770 | ACIS-I /NONE | 1/ 13.0/ 12.8 | Aug 26 1999 11:34AM | archived | CAL | 790030 | 469 | CALIBRATION, psf |
| NGC 2516 | ACIS-I /NONE | 2 observations/NA/NA | Aug 26 1999 3:37PM | archived | CAL | 290034, 28012 | 65, 1232 | CALIBRATION, boresight |
| E0102-72.3 [Chip I3, T=100, Offsets=-2,2,0 Line R] | ACIS-I /NONE | 2 observations/NA/NA | Aug 27 1999 11:06AM | archived | CAL | 590002, 580184 | 134, 1234 | CALIBRATION, standard candle |
| CAS A [Chip I3, T=100, Offsets=-2,2,0] | ACIS-I /NONE | 4 observations/NA/NA | Aug 27 1999 5:48PM | archived | CAL | 590078, 590085-7 | 210, 217-9 | CALIBRATION, standard candle |
| G21.5-0.9 [Chip I3, T=100, Offsets=-1,1,0 Std Can] | ACIS-I /NONE | 1/ 15.0/ 13.1 | Aug 27 1999 10:32PM | archived | CAL | 590030 | 162 | CALIBRATION, standard candle |
| CAPELLA | ACIS-S /NONE | 1/ 1.0/ 1.2 | Aug 28 1999 3:42AM | archived | CAL | 290021 | 52 | CALIBRATION, pregrating insertion |
| CAPELLA | ACIS-S /NONE | 1/ 5.0/ 7.1 | Aug 28 1999 4:33AM | archived | CAL | 280048 | 1098 | CALIBRATION, pregrating insertion |
| CAPELLA | ACIS-S /HETG | 6 observations/NA/NA | Aug 28 1999 8:07AM | archived | CAL | 280049-51, 280185-7 | 1099-101, 1235-7 | CALIBRATION, HETG plate focus |
| CRAB PULSAR-CC | ACIS-S /HETG | 1/ 5.0/ 0.8 | Aug 29 1999 9:39PM | archived | CAL | 590038 | 170 | CALIBRATION, timing |
| CRAB PULSAR | ACIS-S /HETG | 1/ 10.0/ 2.6 | Aug 29 1999 9:39PM | archived | CAL | 590036 | 168 | CALIBRATION, cont. source |
| CAPELLA | ACIS-S /HETG | 1/ 0.5/ 2.0 | Aug 30 1999 2:10AM | archived | CAL | 280149 | 1199 | CALIBRATION, confirm grating retraction |
| 3C295 | ACIS-S /NONE | 1/ 20.0/ 19.0 | Aug 30 1999 5:38AM | archived | CAL | 890023 | 578 | CALIBRATION, Science demo. |
| LMC X-1 | HRC-I /NONE | 1/ 15.0/ 13 | Aug 30 1999 1:20PM | archived | CAL | 480150 | 1200 | CALIBRATION, focus |
| N132D | HRC-I /NONE | 1/ 20.0/ 21.8 | Aug 30 1999 5:15PM | archived | CAL | 580232 | 1282 | CALIBRATION, Science demo. |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 10.0 | Aug 30 1999 11:40PM | archived | CAL | 480151 | 1201 | CALIBRATION, focus |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 3.3 | Aug 31 1999 2:30AM | archived | CAL | 480152 | 1202 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 0 | Aug 31 1999 3:30AM | archived | CAL | 480153 | 1203 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 3 | Aug 31 1999 4:30AM | archived | CAL | 480154 | 1204 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 3 | Aug 31 1999 4:40AM | archived | CAL | 480155 | 1205 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 3.0/ 3 | Aug 31 1999 5:40AM | archived | CAL | 480156 | 1206 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 1.0/ 1 | Aug 31 1999 7:10AM | archived | CAL | 480157 | 1207 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 1.0/ 1 | Aug 31 1999 8:00AM | archived | CAL | 480158 | 1208 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 1.0/ 1 | Aug 31 1999 8:30AM | archived | CAL | 480159 | 1209 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 1.0/ 1 | Aug 31 1999 9:00AM | archived | CAL | 480160 | 1210 | Calibration |
| LMC X-1 | HRC-I /NONE | 1/ 10.0/ 10 | Aug 31 1999 9:30AM | archived | CAL | 480246 | 1296 | Calibration |
| PSR B0540-69 | HRC-I /NONE | 1/ 20.0/ 17.7 | Aug 31 1999 12:30PM | archived | CAL | 590000 | 132 | CALIBRATION, timing |
| ArLac | HRC-I /NONE | 9 observations/NA/NA | Aug 31 1999 7:55PM | archived | CAL | 280244-5, 280233-9 | 1294-5, 1283-9 | CALIBRATION, focus |
| MOSAIC BKGD 1-4 | HRC-I /NONE | 4 observations/NA/NA | Sep 1 1999 1:17AM | archived | CAL | 980240-3 | 1290-3 | CALIBRATION |
| N132D | HRC-I /NONE | 1/ 10.0/ 12.1 | Sep 1 1999 11:08PM | archived | CAL | 580247 | 1297 | CALIBRATION, Science demo. |
| HR1099 | HRC-I /NONE | 10 observations/NA/NA | Sep 2 1999 4:50AM | archived | CAL | 280211, 280161-8, 280065 | 1261, 1211-8, 1115 | CALIBRATION, psf |
| NGC 2516 | HRC-I /NONE | 2 observations/NA/NA | Sep 2 1999 12:44PM | archived | CAL | 290036, 280191 | 67, 1241 | CALIBRATION, boresight |
| LMC X-1 | HRC-I /NONE | 4 observations/NA/NA | Sep 2 1999 6:53PM | archived | CAL | 480066-9 | 1116-9 | CALIBRATION, boresight |
| HR1099 | HRC-I /NONE | 33 observations/NA/NA | Sep 2 1999 10:23PM | archived | CAL | 280070-102 | 1120-1152 | CALIBRATION, optical axis |
| CAS A [HRC-I, Offsets=0,0,0] | HRC-I /NONE | 1/ 10.0/ 9.0 | Sep 3 1999 3:30PM | archived | CAL | 590039 | 171 | CALIBRATION, standard candle |
| G21.5-0.9 [HRC-I, Offsets=0,0,0] | HRC-I /NONE | 3 observations/NA/NA | Sep 4 1999 6:00AM | archived | CAL | 590011, 580192, 580248 | 143, 1242, 1298 | CALIBRATION, standard candle |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 2.5 | Sep 4 1999 6:15PM | archived | CAL | 480249 | 1299 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 10.3 | Sep 4 1999 6:15PM | archived | CAL | 490016 | 62436 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 0.0 | Sep 4 1999 6:15PM | archived | CAL | 490015 | 62437 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.1 | Sep 4 1999 6:15PM | archived | CAL | 490014 | 62438 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 1.0 | Sep 4 1999 6:15PM | archived | CAL | 490013 | 62439 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.3 | Sep 4 1999 6:15PM | archived | CAL | 490012 | 62440 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 2.4 | Sep 4 1999 6:15PM | archived | CAL | 490011 | 62441 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 4.8 | Sep 4 1999 6:15PM | archived | CAL | 490010 | 62442 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 3.0/ 5 | Sep 4 1999 6:15PM | archived | CAL | 490009 | 62443 | Calibration |
| HR1099 | HRC-S /NONE | 1/ 1.0/ 0 | Sep 5 1999 4:51AM | archived | CAL | 280103 | 1153 | CALIBRATION, shutter focus |
| G21.5-0.9, +/-Y MCP | HRC-S /NONE | 2 observations/NA/NA | Sep 5 1999 7:29AM | archived | CAL | 590019, 590025 | 151, 157 | CALIBRATION, off-axis effective area |
| G21.5-0.9 [HRC-S, Offsets=0,0,0 CENTER MCP] | HRC-S /NONE | 1/ 10.0/ 9.7 | Sep 5 1999 1:29PM | archived | CAL | 590015 | 147 | CALIBRATION, standard candle |
| CAS A, +/-Y MCP | HRC-S /NONE | 2 observations/NA/NA | Sep 5 1999 5:22PM | archived | CAL | 590041-2 | 173-4 | CALIBRATION, off-axis effective area |
| CAS A [HRC-S, Offsets=0,0,0 CENTRAL MCP] | HRC-S /NONE | 1/ 5.0/ 9.4 | Sep 5 1999 6:55PM | archived | CAL | 590040 | 172 | CALIBRATION, standard candle |
| CAPELLA | HRC-S /NONE | 1/ 1.0/ 0.7 | Sep 5 1999 10:10PM | archived | CAL | 280116 | 1166 | Calibration |
| CAPELLA | HRC-S /NONE | 1/ 1.0/ 0.3 | Sep 5 1999 10:40PM | archived | CAL | 280250 | 1300 | Calibration |
| CAPELLA | HRC-S /LETG | 1/ 3.0/ 32.7 | Sep 5 1999 10:40PM | archived | CAL | 290136 | 62435 | Calibration |
| ETA CARINAE | ACIS-I /NONE | 1/ 10.0/ 12.0 | Sep 6 1999 8:06PM | archived | CAL | 290019 | 50 | CALIBRATION, Science Demo. |
| ETA CARINAE -CC | ACIS-I /NONE | 1/ 10.0/ 9.7 | Sep 6 1999 11:56PM | archived | CAL | 280199 | 1249 | CALIBRATION |
| ETA CARINAE -CC | ACIS-I /NONE | 1/ 10.0/ 11.1 | Sep 7 1999 2:56AM | archived | CAL | 290020 | 51 | CALIBRATION |
| PKS0312-770 | ACIS-I /NONE | 2 observations/NA/NA | Sep 7 1999 6:28AM | archived | CAL | 780054-5 | 1104-5 | CALIBRATION, off-axis psf |
| HR1099 | ACIS-I /NONE | 4 observations/NA/NA | Sep 7 1999 3:07PM | archived | CAL | 280142-5 | 1192-5 | CALIBRATION, off-axis psf |
| PKS0312-770 | ACIS-I /NONE | 5 observations/NA/NA | Sep 7 1999 6:38PM | archived | CAL | 780057-61 | 1107-11 | CALIBRATION, pile up |
| CAPELLA | HRC-S /LETG | 4 observations/NA/NA | Sep 9 1999 1:15PM | archived | CAL | 280117, 280194, 280119, 280196 | 1167, 1244, 1169, 1246 | CALIBRATION, LETG plate focus |
| CAPELLA | HRC-S /LETG | 1/ 3.0/ 11.3 | Sep 9 1999 10:41PM | archived | CAL | 290132 | 62410 | Calibration |
| CEN A | HRC-I /NONE | 1/ 20.0/ 19.6 | Sep 10 1999 8:30AM | archived | CAL | 790024 | 463 | CALIBRATION, Science |
| CEN A | HRC-I /NONE | 1/ 7.0/ 6.8 | Sep 10 1999 2:17PM | archived | CAL | 780203 | 1253 | CALIBRATION, Science |
| CAPELLA | HRC-S /NONE | 1/ 20.0/ 17.3 | Sep 12 1999 4:00AM | archived | CAL | 290022 | 53 | Calibration |
| CAPELLA | HRC-S /NONE | 1/ 3.0/ 25.7 | Sep 12 1999 4:00AM | archived | CAL | 290133 | 62426 | Calibration |
| CAPELLA | HRC-S /LETG | 1/ 3.0/ 11.3 | Sep 12 1999 4:00AM | archived | CAL | 290134 | 62422 | Calibration |
| CAPELLA | HRC-S /LETG | 1/ 3.0/ 14.6 | Sep 12 1999 4:00AM | archived | CAL | 290135 | 62423 | Calibration |
| NGC 2516 | HRC-S /NONE | 1/ 10.0/ 13.2 | Sep 13 1999 4:51AM | archived | CAL | 290037 | 68 | CALIBRATION, Boresight |
| HR1099 | ACIS-S /HETG | 1/ 95.0/ 95.8 | Sep 14 1999 9:30PM | archived | CAL | 290137 | 62538 | Calibration |
| HR1099 | ACIS-S /HETG | 1/ 15.0/ 14.9 | Sep 17 1999 1:00PM | archived | CAL | 280202 | 1252 | CALIBRATION, ELP |
| A401 | ACIS-I /NONE | 1/ 18.2/ 18.2 | Sep 17 1999 9:50PM | archived | GTO | 800026 | 518 | Murray |
| PLEIADES | ACIS-I /NONE | 1/ 36.2/ 34.9 | Sep 18 1999 3:32AM | archived | GTO | 200011 | 13 | Linsky |
| HOLD POS NEAR SEP | ACIS-I /NONE | 1/ 36.0/ 36 | Sep 18 1999 2:31PM | archived | CAL | 980259 | 1309 | Calibration |
| HOLD POS NEAR SEP | ACIS-I /NONE | 1/ 9.0/ 9 | Sep 19 1999 12:40PM | archived | CAL | 980254 | 1304 | Calibration |
| HOLD POS NEAR SEP | ACIS-I /NONE | 1/ 9.0/ 8.0 | Sep 20 1999 2:00AM | archived | CAL | 980256 | 1306 | Calibration |
| A426 | ACIS-I /NONE | 1/ 5.0/ 5.3 | Sep 20 1999 5:36AM | archived | GTO | 800010 | 502 | Fabian |
| M82 | ACIS-I /NONE | 1/ 34.0/ 33.6 | Sep 20 1999 11:42AM | archived | GTO | 700033 | 361 | Garmire |
| M82 | ACIS-I /NONE | 1/ 16.0/ 15.7 | Sep 20 1999 9:22PM | archived | GTO | 700033 | 1302 | Murray |
| SGR A* | ACIS-I /NONE | 1/ 50.0/ 46.5 | Sep 21 1999 2:59AM | archived | GTO | 600002 | 242 | Garmire |
| 30 DORADUS | ACIS-I /NONE | 1/ 2.0/ 1.0 | Sep 21 1999 8:04PM | archived | GTO | 200020 | 22 | Garmire |
| 30 DORADUS | ACIS-I /NONE | 1/ 28.0/ 25.4 | Sep 21 1999 8:40PM | archived | GTO | 200070 | 62520 | Garmire |
| ABELL 3667 | ACIS-I /NONE | 1/ 50.0/ 45.4 | Sep 22 1999 10:12PM | archived | GTO | 800021 | 513 | Murray |
| SS 433 | ACIS-S /HETG | 1/ 30.0/ 28.9 | Sep 23 1999 12:40PM | archived | GTO | 400019 | 106 | Canizares |
| CYG X-2 | ACIS-S /HETG | 1/ 15.0/ 28.9 | Sep 23 1999 9:33PM | archived | CAL | 480052 | 1102 | CALIBRATION, Science Demo. |
| CAPELLA | ACIS-S /HETG | 1/ 35.0/ 40.9 | Sep 24 1999 6:32AM | archived | CAL | 280053 | 1103 | CALIBRATION, ELP |
| CAPELLA | ACIS-S /HETG | 1/ 27.0/ 27.0 | Sep 25 1999 1:48PM | archived | CAL | 280268 | 1318 | CALIBRATION, ELP |
| 1E 1740.7-2942 | ACIS-S /HETG | 1/ 10.0/ 9.0 | Sep 25 1999 9:51PM | archived | GTO | 400007 | 94 | Garmire |
| RCW 103 | ACIS-I /NONE | 1/ 16.5/ 13.6 | Sep 26 1999 7:22AM | archived | GTO | 500010 | 123 | Garmire |
| E0102-72.3 | ACIS-S /HETG | 1/ 90.0/ 88.2 | Sep 28 1999 10:30PM | archived | GTO | 500007 | 120 | Canizares |
| MS 1137.5+6625 | ACIS-I /NONE | 1/ 120.0/ 119.2 | Sep 30 1999 8:55PM | archived | GTO | 800044 | 536 | VANSPEYBROECK |
| ArLac | HRC-I /NONE | 64 observations/NA/NA | Oct 3 1999 1:30PM | archived | CAL | 280269-332 | 1319-1382 | CALIBRATION, Gain Adjustment |
| ArLac | HRC-I /NONE | 1/ 19.0/ 18.9 | Oct 4 1999 11:00PM | archived | CAL | 270335 | 1385 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.0 | Oct 4 1999 11:00PM | archived | CAL | 270335 | 62505 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.1 | Oct 4 1999 11:00PM | archived | CAL | 270335 | 62506 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Oct 4 1999 11:00PM | archived | CAL | 270335 | 62507 | Calibration |
| SN 1987A | ACIS-S /HETG | 1/ 75.0/ 69.6 | Oct 6 1999 4:01AM | archived | GTO | 500011 | 1387 | Garmire |
| SN 1987A | ACIS-S /HETG | 1/ 35.0/ 47.9 | Oct 6 1999 4:01AM | archived | GTO | 500011 | 124 | Garmire |
| E0102-72.3 | ACIS-S /HETG | 1/ 50.0/ 49.0 | Oct 8 1999 9:19PM | archived | GTO | 500007 | 968 | Canizares |
| AB DOR | ACIS-S /HETG | 1/ 60.0/ 53.0 | Oct 9 1999 11:38AM | archived | GTO | 200014 | 16 | Linsky |
| NGC 1275 | ACIS-S /HETG | 1/ 50.0/ 27.4 | Oct 10 1999 3:45AM | archived | GTO | 700005 | 333 | Canizares |
| PKS 0745-191 | ACIS-S /HETG | 1/ 9.3/ 9.4 | Oct 11 1999 11:49AM | archived | GTO | 800018 | 1383 | Canizares |
| PSR B0833-45 | ACIS-S /HETG | 1/ 40.0/ 36.0 | Oct 12 1999 12:08AM | archived | GTO | 500018 | 131 | Canizares |
| TRAPEZIUM CLUSTER | ACIS-I /NONE | 1/ 13.7/ 47.4 | Oct 12 1999 10:40AM | archived | GTO | 200016 | 18 | Garmire |
| A2256 | ACIS-I /NONE | 1/ 15.0/ 12.5 | Oct 13 1999 1:18AM | archived | GTO | 880336 | 1386 | Murray |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 10.0/ 12.0 | Oct 13 1999 5:36AM | archived | GTO | 600063 | 303 | Murray |
| PKS 0745-191 | ACIS-S /HETG | 1/ 45.3/ 45.7 | Oct 14 1999 1:58AM | archived | GTO | 800018 | 510 | Canizares |
| A2256 | ACIS-S /NONE | 1/ 11.0/ 11.2 | Oct 14 1999 3:57PM | archived | GTO | 800179 | 965 | Murray |
| AXAF Southern Deep Field - ACIS-I | ACIS-I /NONE | 1/ 44.0/ 43.9 | Oct 14 1999 9:20PM | archived | GTO | 900002 | 581 | GIACCONI |
| A267 | ACIS-I /NONE | 1/ 0.0/ 0.0 | Oct 16 1999 6:31PM | archived | GTO | 800031 | 523 | VANSPEYBROECK |
| A267 | ACIS-I /NONE | 1/ 8.0/ 7.9 | Oct 16 1999 6:42PM | archived | GTO | 800031 | 1448 | VANSPEYBROECK |
| RX J0439.0+0715 | ACIS-I /NONE | 1/ 2.0/ 1.6 | Oct 16 1999 9:51PM | archived | GTO | 800034 | 526 | VANSPEYBROECK |
| RX J0439.0+0715 | ACIS-I /NONE | 1/ 6.3/ 6.3 | Oct 16 1999 10:30PM | archived | GTO | 800034 | 1449 | VANSPEYBROECK |
| Q0836+7104 | ACIS-S /HETG | 1/ 0.1/ 0.1 | Oct 17 1999 1:16AM | archived | GTO | 700006 | 334 | Canizares |
| Q0836+7104 | ACIS-S /HETG | 1/ 61.0/ 62.3 | Oct 17 1999 1:45AM | archived | GTO | 700006 | 1450 | Canizares |
| II PEG (HD 224085) | ACIS-S /HETG | 1/ 50.0/ 43.2 | Oct 17 1999 11:32PM | archived | GTO | 200010 | 1451 | Canizares |
| NGC 1399 | ACIS-I /NONE | 1/ 3.5/ 3.5 | Oct 18 1999 2:16PM | archived | GTO | 600080 | 320 | Mushotzky |
| RX J1720.1+2638 | ACIS-I /NONE | 1/ 0.1/ 0.1 | Oct 19 1999 10:16AM | archived | GTO | 800057 | 549 | VANSPEYBROECK |
| RX J1720.1+2638 | ACIS-I /NONE | 1/ 9.0/ 7.8 | Oct 19 1999 10:30AM | archived | GTO | 800057 | 1453 | VANSPEYBROECK |
| ABELL 2218 | ACIS-I /NONE | 1/ 7.0/ 5.9 | Oct 19 1999 1:32PM | archived | GTO | 800061 | 553 | Garmire |
| ABELL 2218 | ACIS-I /NONE | 1/ 13.0/ 11.5 | Oct 19 1999 3:32PM | archived | GTO | 800061 | 1454 | Garmire |
| CYG X-1 | ACIS-S /HETG | 1/ 2.5/ 13.9 | Oct 19 1999 7:35PM | archived | GTO | 400020 | 107 | Canizares |
| CYG X-3 | ACIS-S /HETG | 1/ 2.0/ 1.9 | Oct 20 1999 12:05AM | archived | GTO | 400014 | 101 | BRINKMAN |
| PKS 2155-304 | ACIS-S /HETG | 1/ 40.0/ 39.1 | Oct 20 1999 6:16AM | archived | GTO | 700009 | 337 | Canizares |
| 4U 1636-53 | ACIS-S /HETG | 1/ 30.0/ 29.7 | Oct 20 1999 5:56PM | archived | GTO | 400018 | 105 | Canizares |
| A697 | ACIS-I /NONE | 1/ 10.0/ 8.0 | Oct 21 1999 3:12AM | archived | GTO | 800040 | 532 | VANSPEYBROECK |
| ABELL 370 | ACIS-S /NONE | 1/ 90.0/ 89.1 | Oct 22 1999 5:18PM | archived | GTO | 800023 | 515 | Garmire |
| CL 0107+31 | ACIS-I /NONE | 1/ 55.0/ 54.1 | Oct 23 1999 2:58AM | archived | GTO | 800029 | 521 | VANSPEYBROECK |
| CAS A [HRC-I, Offsets=0,0,0] | HRC-I /NONE | 1/ 10.0/ 0 | Oct 23 1999 6:47PM | archived | CAL | 580359 | 1409 | Calibration |
| RAPID BURSTER | ACIS-S /HETG | 1/ 30.0/ 29.6 | Oct 24 1999 5:01PM | archived | TOO | 400045 | 678 | Lewin |
| G21.5-0.9 [HRC-S, Offsets=23,0,0 -Y MCP] | HRC-S /NONE | 1/ 10.0/ 9.9 | Oct 25 1999 2:01AM | archived | CAL | 580357 | 1407 | Calibration |
| G21.5-0.9 [HRC-I, Offsets=0,0,0] | HRC-I /NONE | 1/ 30.0/ 30.1 | Oct 25 1999 5:02AM | archived | CAL | 580356 | 1406 | Calibration |
| E0102-72.3 [HRC-I, Offsets=-2,2,0] | HRC-I /NONE | 1/ 20.0/ 20.2 | Oct 25 1999 2:01PM | archived | CAL | 580360 | 1410 | Calibration |
| NGC 2516 | HRC-I /NONE | 1/ 20.0/ 20.2 | Oct 25 1999 8:03PM | archived | CAL | 280355 | 1405 | Calibration |
| LMC X-1 | HRC-S /NONE | 5 observations/NA/NA | Oct 26 1999 1:59AM | archived | CAL | 480363-4, 480374-6 | 1413-4, 1424-6 | Calibration |
| HR1099 | HRC-I /LETG | 8 observations/NA/NA | Oct 27 1999 1:34PM | archived | CAL | 280338-45 | 1388-95 | Calibration |
| 2REJ1032+532 | HRC-I /LETG | 1/ 2.0/ 3.2 | Oct 27 1999 7:00PM | archived | CAL | 280346 | 1396 | Calibration |
| 2REJ1032+532,YOFF=2 | HRC-I /LETG | 1/ 0.5/ 0.7 | Oct 27 1999 8:03PM | archived | CAL | 280347 | 1397 | Calibration |
| 2REJ1032+532,YOFF=5 | HRC-I /NONE | 1/ 2.0/ 3.2 | Oct 27 1999 9:06PM | archived | CAL | 280348 | 1398 | Calibration |
| 2REJ1032+532,YOFF=10 | HRC-I /NONE | 1/ 3.0/ 3.2 | Oct 27 1999 10:10PM | archived | CAL | 280349 | 1399 | Calibration |
| 2REJ1032+532,YOFF=15 | HRC-I /NONE | 1/ 2.0/ 3.2 | Oct 27 1999 11:13PM | archived | CAL | 280350 | 1400 | Calibration |
| 2REJ1032+532,ZOFF=2 | HRC-I /NONE | 1/ 2.0/ 3.2 | Oct 28 1999 12:16AM | archived | CAL | 280351 | 1401 | Calibration |
| 2REJ1032+532,ZOFF=5 | HRC-I /NONE | 1/ 2.0/ 3.2 | Oct 28 1999 1:20AM | archived | CAL | 280352 | 1402 | Calibration |
| 2REJ1032+532,ZOFF=10 | HRC-I /NONE | 1/ 2.0/ 3.2 | Oct 28 1999 2:23AM | archived | CAL | 280353 | 1403 | Calibration |
| 2REJ1032+532,ZOFF=15 | HRC-I /NONE | 1/ 3.0/ 3.2 | Oct 28 1999 3:26AM | archived | CAL | 280354 | 1404 | Calibration |
| VEGA | HRC-I /NONE | 5 observations/NA/NA | Oct 28 1999 3:14PM | archived | CAL | 280365-9 | 1415-9 | Calibration |
| SIRIUS B | HRC-S /LETG | 1/ 25.0/ 25.2 | Oct 28 1999 9:35PM | archived | CAL | 280371 | 1421 | Calibration |
| CAPELLA | HRC-S /LETG | 1/ 30.0/ 30.1 | Oct 29 1999 10:53PM | archived | CAL | 280370 | 1420 | Calibration |
| HYDRA A | ACIS-I /NONE | 1/ 20.0/ 24.0 | Oct 30 1999 7:51AM | archived | CAL | 890020 | 575 | Calibration |
| ABELL 754 | ACIS-I /NONE | 1/ 40.0/ 44.7 | Oct 30 1999 3:04PM | archived | CAL | 890022 | 577 | Calibration |
| LMC X-1 | ACIS-I /NONE | 1/ 5.0/ 4.1 | Oct 31 1999 4:09AM | archived | CAL | 480372 | 1422 | Calibration |
| TRAPEZIUM | ACIS-S /HETG | 1/ 40.0/ 50.1 | Oct 31 1999 6:08AM | archived | GTO | 200001 | 3 | Canizares |
| LMC X-1 - I3 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Nov 1 1999 3:23PM | archived | CAL | 480407 | 1457 | Calibration |
| E0102-72.3 [Chip S3, T=110, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 20.0/ 19.1 | Nov 1 1999 4:24PM | archived | CAL | 580373 | 1423 | Calibration |
| SN1999em | ACIS-S /NONE | 1/ 25.0/ 29.6 | Nov 1 1999 10:37PM | archived | TOO | 500059 | 763 | Lewin |
| PICTOR A | ACIS-S /NONE | 1/ 1.0/ 1.3 | Nov 2 1999 7:33AM | archived | GTO | 700017 | 345 | Wilson |
| NGC 2516 - S2 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Nov 2 1999 8:35AM | archived | CAL | 280408 | 1458 | Calibration |
| HYDRA A | ACIS-S /NONE | 1/ 20.0/ 19.7 | Nov 2 1999 11:54AM | archived | CAL | 890021 | 576 | Calibration |
| RX J0911.4+0551 | ACIS-S /NONE | 1/ 30.0/ 29.1 | Nov 2 1999 5:51PM | archived | GTO | 700091 | 419 | Garmire |
| IRAS 09104 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Nov 3 1999 2:39AM | archived | GTO | 800017 | 509 | Fabian |
| NGC 3675 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 1999 5:50AM | archived | GTO | 700068 | 396 | Garmire |
| NGC 3486 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 1999 6:46AM | archived | GTO | 700065 | 393 | Garmire |
| NGC 3628 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 1999 7:42AM | archived | GTO | 700067 | 395 | Garmire |
| NGC 3489 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 1999 8:33AM | archived | GTO | 700064 | 392 | Garmire |
| NGC 3627 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 1999 9:23AM | archived | GTO | 700066 | 394 | Garmire |
| COMA CLUSTER | ACIS-S /NONE | 1/ 10.0/ 9.6 | Nov 4 1999 6:36AM | archived | CAL | 880036 | 1086 | Calibration |
| COMA CLUSTER | ACIS-S /NONE | 1/ 10.0/ 9.7 | Nov 4 1999 9:36AM | archived | CAL | 890001 | 556 | Calibration |
| NGC 4203 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 4 1999 12:43PM | archived | GTO | 700069 | 397 | Garmire |
| COMA CLUSTER | ACIS-I /NONE | 1/ 10.0/ 9.1 | Nov 4 1999 1:37PM | archived | CAL | 880064 | 1114 | Calibration |
| COMA CLUSTER | ACIS-I /NONE | 1/ 10.0/ 9.7 | Nov 4 1999 4:37PM | archived | CAL | 880063 | 1113 | Calibration |
| COMA CLUSTER | ACIS-I /NONE | 1/ 10.0/ 9.7 | Nov 4 1999 7:37PM | archived | CAL | 880062 | 1112 | Calibration |
| COMA CLUSTER | ACIS-I /NONE | 1/ 10.0/ 8.7 | Nov 4 1999 10:37PM | archived | CAL | 890000 | 555 | Calibration |
| MKN 421 | ACIS-S /HETG | 1/ 30.0/ 26.1 | Nov 5 1999 1:32AM | archived | CAL | 790018 | 457 | Calibration |
| VEGA | ACIS-I /NONE | 1/ 3.0/ 6 | Nov 5 1999 10:04AM | scheduled | CAL | 290005 | 36 | Calibration |
| GS 2000+25 | ACIS-I /NONE | 1/ 20.0/ 19.0 | Nov 5 1999 11:18AM | archived | GTO | 400009 | 96 | Murray |
| A2390 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Nov 5 1999 5:18PM | archived | GTO | 800009 | 501 | Fabian |
| G21.5-0.9 [Chip I3, T=110, Offsets=-1,1,0] | ACIS-I /NONE | 1/ 15.0/ 14.1 | Nov 5 1999 8:37PM | archived | CAL | 580183 | 1233 | Calibration |
| PROCYON | HRC-S /LETG | 1/ 70.0/ 70.1 | Nov 6 1999 9:29PM | archived | CAL | 290032 | 63 | Calibration |
| PROCYON | HRC-S /LETG | 1/ 70.0/ 70.2 | Nov 7 1999 5:09PM | archived | CAL | 280411 | 1461 | Calibration |
| PROCYON | HRC-S /LETG | 1/ 20.0/ 20.9 | Nov 8 1999 12:49PM | archived | CAL | 280174 | 1224 | Calibration |
| CAPELLA | HRC-S /LETG | 1/ 40.0/ 85.2 | Nov 9 1999 1:47PM | archived | CAL | 280198 | 1248 | Calibration |
| CAPELLA | ACIS-S /LETG | 1/ 50.0/ 54.1 | Nov 10 1999 1:40PM | archived | CAL | 290024 | 55 | Calibration |
| CAPELLA | ACIS-S /LETG | 1/ 5.0/ 6.1 | Nov 11 1999 5:10AM | archived | CAL | 280175 | 1225 | Calibration |
| CYG X2, LETG-CC | ACIS-S /LETG | 1/ 3.0/ 5.6 | Nov 11 1999 7:32AM | archived | CAL | 490001 | 111 | Calibration |
| HZ43 | HRC-S /LETG | 1/ 40.0/ 40.2 | Nov 12 1999 4:52AM | archived | CAL | 290028 | 59 | Calibration |
| HZ43 | HRC-S /LETG | 1/ 10.0/ 10.2 | Nov 12 1999 4:12PM | archived | CAL | 280120 | 1170 | Calibration |
| COMA CLUSTER | HRC-I /NONE | 1/ 10.0/ 10.1 | Nov 12 1999 7:17PM | archived | CAL | 890004 | 559 | Calibration |
| COMA CLUSTER | HRC-I /NONE | 1/ 10.0/ 10.2 | Nov 12 1999 10:17PM | archived | CAL | 890003 | 558 | Calibration |
| HUBBLE DEEP FIELD | ACIS-I /NONE | 1/ 59.0/ 50.0 | Nov 13 1999 1:31AM | archived | GTO | 900001 | 580 | Garmire |
| SN1999em | ACIS-S /NONE | 1/ 25.0/ 26.5 | Nov 13 1999 5:03PM | archived | TOO | 500060 | 764 | Lewin |
| HUBBLE DEEP FIELD | ACIS-I /NONE | 1/ 59.0/ 58.1 | Nov 14 1999 8:06PM | archived | GTO | 900027 | 967 | Garmire |
| G21.5-0.9 [Chip I0, T=110, Offsets=7,-6,0] | ACIS-I /NONE | 1/ 10.0/ 9.1 | Nov 15 1999 1:42PM | archived | CAL | 580391 | 1441 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-3,-5,0] | ACIS-I /NONE | 1/ 10.0/ 9.7 | Nov 15 1999 4:42PM | archived | CAL | 580392 | 1442 | Calibration |
| G21.5-0.9 [Chip I2, T=110, Offsets=5,3,0] | ACIS-I /NONE | 1/ 10.0/ 9.7 | Nov 15 1999 7:42PM | archived | CAL | 580393 | 1443 | Calibration |
| G21.5-0.9 [Chip S3, T=110, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 16.0/ 15.1 | Nov 15 1999 10:42PM | archived | CAL | 580383 | 1433 | Calibration |
| G21.5-0.9 [Chip S2, T=110, Offsets=6,0,0] | ACIS-S /NONE | 1/ 10.0/ 9.7 | Nov 16 1999 3:22AM | archived | CAL | 580384 | 1434 | Calibration |
| PKS 2126-158 | ACIS-S /NONE | 1/ 25.0/ 36.9 | Nov 16 1999 6:39AM | archived | GTO | 700048 | 376 | Murray |
| NGC 7293 | ACIS-S /NONE | 1/ 38.0/ 37.1 | Nov 17 1999 12:03PM | archived | GO | 200056 | 631 | Chu |
| LEONID ANTI-RADIANT | ACIS-I /NONE | 1/ 25.0/ 20.7 | Nov 17 1999 10:54PM | archived | CAL | 980429 | 1479 | Calibration |
| NGC 7293 | ACIS-S /NONE | 1/ 12.0/ 11.1 | Nov 18 1999 5:11AM | archived | GO | 200056 | 1480 | Chu |
| MS 2137.3-2353 | ACIS-S /NONE | 1/ 50.0/ 44.1 | Nov 18 1999 8:52AM | archived | GO | 800104 | 928 | Wise |
| PKS 2149-306 | ACIS-S /HETG | 1/ 30.0/ 36.0 | Nov 18 1999 9:40PM | archived | GTO | 700008 | 336 | Canizares |
| PKS 2149-306 | ACIS-S /HETG | 1/ 60.0/ 54.7 | Nov 20 1999 2:39AM | archived | GTO | 700008 | 1481 | Canizares |
| CAS A [Chip S0, T=110, Offsets=23,0,0] | ACIS-S /NONE | 1/ 2.5/ 1.5 | Nov 20 1999 6:36PM | archived | CAL | 580385 | 1435 | Calibration |
| CAS A [Chip S1, T=110, Offsets=15,0,0] | ACIS-S /NONE | 1/ 2.5/ 2.0 | Nov 20 1999 7:31PM | archived | CAL | 580386 | 1436 | Calibration |
| CAS A [Chip S4, T=110, Offsets=-10,0,0] | ACIS-S /NONE | 1/ 2.5/ 2.3 | Nov 20 1999 8:26PM | archived | CAL | 580388 | 1438 | Calibration |
| CAS A [Chip S5, T=110, Offsets=-19,0,0] | ACIS-S /NONE | 1/ 2.5/ 2.8 | Nov 20 1999 9:21PM | archived | CAL | 580389 | 1439 | Calibration |
| CAS A [Chip S3, T=110, Offsets=-3,0,0] | ACIS-S /NONE | 1/ 0.6/ 0.6 | Nov 20 1999 10:16PM | archived | CAL | 580390 | 1440 | Calibration |
| CAS A [Chip S2, T=110, Offsets=6,0,0] | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 20 1999 11:03PM | archived | CAL | 580387 | 1437 | Calibration |
| CAS A [Chip I0, T=110, Offsets=5,-5,0] | ACIS-I /NONE | 1/ 2.0/ 0.9 | Nov 20 1999 11:50PM | archived | CAL | 580394 | 1444 | Calibration |
| CAS A [Chip I1, T=110, Offsets=-3,-5,0] | ACIS-I /NONE | 1/ 2.0/ 1.9 | Nov 21 1999 12:36AM | archived | CAL | 580395 | 1445 | Calibration |
| CAS A [Chip I2, T=110, Offsets=5,3,0] | ACIS-I /NONE | 1/ 2.0/ 1.8 | Nov 21 1999 1:23AM | archived | CAL | 580396 | 1446 | Calibration |
| CAS A [Chip I3, T=110, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 3.8/ 3.7 | Nov 21 1999 2:10AM | archived | CAL | 580397 | 1447 | Calibration |
| HUBBLE DEEP FIELD | ACIS-I /NONE | 1/ 59.0/ 58.1 | Nov 21 1999 4:24AM | archived | GTO | 900026 | 966 | Garmire |
| A1914 | ACIS-I /NONE | 1/ 10.0/ 8.1 | Nov 21 1999 9:16PM | archived | GTO | 800050 | 542 | VANSPEYBROECK |
| 0540-69.3 | ACIS-S /NONE | 1/ 30.0/ 28.1 | Nov 22 1999 6:15PM | archived | GTO | 500006 | 119 | HOLT |
| AXAF Southern Deep Field - ACIS-I | ACIS-I /NONE | 1/ 100.0/ 124.5 | Nov 23 1999 2:49AM | archived | GTO | 970381 | 1431 | GIACCONI |
| TRAPEZIUM | ACIS-S /HETG | 1/ 33.0/ 31.3 | Nov 24 1999 5:57AM | archived | GTO | 200002 | 4 | Canizares |
| JUPITER | ACIS-S /NONE | 1/ 20.1/ 19.3 | Nov 25 1999 8:13AM | archived | GTO | 100000 | 1 | Garmire |
| JUPITER | ACIS-S /NONE | 1/ 20.1/ 18.8 | Nov 25 1999 2:04PM | archived | GTO | 100000 | 1482 | Garmire |
| JUPITER | ACIS-S /NONE | 1/ 22.6/ 22.3 | Nov 25 1999 7:38PM | archived | DDT | 100010 | 960 | WAITE |
| JUPITER | ACIS-S /NONE | 1/ 22.6/ 22.3 | Nov 26 1999 2:10AM | archived | DDT | 100010 | 1463 | WAITE |
| JUPITER | HRC-S /LETG | 1/ 14.7/ 14.7 | Nov 26 1999 2:35PM | archived | DDT | 100011 | 1464 | WAITE |
| JUPITER | HRC-S /LETG | 1/ 23.1/ 23.4 | Nov 26 1999 8:07PM | archived | DDT | 100011 | 1465 | WAITE |
| HR1099 | HRC-I /NONE | 1/ 2.0/ 2.1 | Nov 27 1999 3:05AM | archived | CAL | 290045 | 1469 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 2.2 | Nov 27 1999 3:56AM | archived | CAL | 290047 | 1471 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.4/ 2.2 | Nov 27 1999 4:47AM | archived | CAL | 290046 | 1470 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 2.0/ 2.3 | Nov 27 1999 5:34AM | archived | CAL | 290051 | 1475 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 2.0/ 2.2 | Nov 28 1999 1:07AM | archived | CAL | 290048 | 1472 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.4/ 2.2 | Nov 28 1999 1:53AM | archived | CAL | 290044 | 1468 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 2.2 | Nov 28 1999 2:40AM | archived | CAL | 290049 | 1473 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 2.0/ 2.2 | Nov 28 1999 3:27AM | archived | CAL | 290050 | 1474 | Calibration |
| A426 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Nov 28 1999 4:49AM | archived | GTO | 800011 | 503 | Fabian |
| CAS A [HRC-S, Offsets=23,0,0 -Y MCP] | HRC-S /NONE | 1/ 2.0/ 2.1 | Nov 28 1999 8:05AM | archived | CAL | 590107 | 1467 | Calibration |
| 2REJ1032+532 | HRC-I /NONE | 1/ 3.0/ 3.1 | Nov 28 1999 9:15AM | archived | CAL | 290052 | 1476 | Calibration |
| 2REJ1032+532,YOFF=2 | HRC-I /NONE | 1/ 2.1/ 3.3 | Nov 28 1999 10:18AM | archived | CAL | 290053 | 1477 | Calibration |
| PSR B0656+14 | HRC-S /LETG | 1/ 40.0/ 38.1 | Nov 28 1999 11:44AM | archived | GTO | 500017 | 130 | Canizares |
| X0614+091 | HRC-S /LETG | 1/ 26.0/ 26.2 | Nov 28 1999 10:40PM | archived | GTO | 400013 | 100 | BRINKMAN |
| CAL 83 | HRC-S /LETG | 1/ 50.0/ 52.3 | Nov 29 1999 6:56AM | archived | GTO | 300002 | 77 | BRINKMAN |
| CAL 83 | ACIS-S /NONE | 1/ 2.0/ 2.0 | Nov 30 1999 3:03PM | archived | GTO | 300009 | 84 | Murray |
| NGC 526A | ACIS-S /NONE | 1/ 1.0/ 0.8 | Nov 30 1999 4:07PM | archived | GTO | 700013 | 341 | Wilson |
| RX J0019.8+2156 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Nov 30 1999 4:59PM | archived | GTO | 300005 | 80 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 30 1999 5:41PM | archived | GTO | 600003 | 243 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | Nov 30 1999 6:11PM | archived | GTO | 600015 | 255 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.2 | Nov 30 1999 6:41PM | archived | GTO | 600027 | 267 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.2 | Nov 30 1999 7:41PM | archived | GTO | 600051 | 291 | Murray |
| 3C 58 | HRC-I /NONE | 1/ 29.0/ 29.2 | Nov 30 1999 8:25PM | archived | GTO | 500016 | 129 | Murray |
| NGC 4038/NGC 4039 | ACIS-S /NONE | 1/ 74.0/ 73.1 | Dec 1 1999 5:53AM | archived | GTO | 600075 | 315 | Murray |
| V1416+4446 | ACIS-I /NONE | 1/ 30.0/ 31.5 | Dec 2 1999 3:04AM | archived | GTO | 800049 | 541 | VANSPEYBROECK |
| S-Z CLUSTER | ACIS-S /NONE | 1/ 100.0/ 99.0 | Dec 3 1999 7:22AM | archived | GTO | 800063 | 325 | Mushotzky |
| NGC 4151 | ACIS-S /NONE | 1/ 1.0/ 2.0 | Dec 4 1999 11:29AM | archived | GTO | 700019 | 347 | Wilson |
| SNR 509.0-68.7 | ACIS-S /NONE | 1/ 40.0/ 37.1 | Dec 4 1999 12:56PM | archived | GTO | 500012 | 125 | Garmire |
| NGC 4636 | ACIS-I /NONE | 1/ 10.0/ 8.5 | Dec 5 1999 12:13AM | archived | GTO | 600084 | 324 | Mushotzky |
| NGC 5128 | ACIS-I /NONE | 1/ 37.0/ 36.1 | Dec 5 1999 9:51PM | archived | GTO | 600076 | 316 | Murray |
| RX J1159+5531 | ACIS-I /NONE | 1/ 20.0/ 19.1 | Dec 6 1999 9:04AM | archived | GO | 800086 | 910 | Vikhlinin |
| LOCKMAN HOLE | HRC-I /NONE | 1/ 100.0/ 104.2 | Dec 6 1999 2:58PM | archived | GTO | 900000 | 579 | Murray |
| LOCKMAN HOLE | HRC-I /NONE | 1/ 75.0/ 71.0 | Dec 8 1999 1:42PM | archived | GTO | 900028 | 1483 | Murray |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 10:03AM | archived | CAL | 280434 | 1484 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 10:33AM | archived | CAL | 280435 | 1485 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 11:03AM | archived | CAL | 280436 | 1486 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 11:33AM | archived | CAL | 280437 | 1487 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 12:03PM | archived | CAL | 280438 | 1488 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 12:33PM | archived | CAL | 280439 | 1489 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 1:03PM | archived | CAL | 280440 | 1490 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 1:33PM | archived | CAL | 280441 | 1491 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 2:03PM | archived | CAL | 280442 | 1492 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 2:33PM | archived | CAL | 280443 | 1493 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 3:03PM | archived | CAL | 280444 | 1494 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 3:33PM | archived | CAL | 280445 | 1495 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 4:03PM | archived | CAL | 280446 | 1496 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 4:33PM | archived | CAL | 280447 | 1497 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 5:03PM | archived | CAL | 280448 | 1498 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 5:33PM | archived | CAL | 280449 | 1499 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 6:03PM | archived | CAL | 280450 | 1500 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 6:33PM | archived | CAL | 280451 | 1501 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 7:03PM | archived | CAL | 280452 | 1502 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 7:35PM | archived | CAL | 280453 | 1503 | Calibration |
| ArLac | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 9 1999 8:07PM | archived | CAL | 280454 | 1504 | Calibration |
| NGC 1068 | ACIS-S /NONE | 1/ 1.0/ 0.8 | Dec 9 1999 9:03PM | archived | GTO | 700015 | 343 | Wilson |
| RX J0439.0+0715 | ACIS-I /NONE | 1/ 0.8/ 0.8 | Dec 9 1999 9:50PM | archived | GTO | 800034 | 1506 | VANSPEYBROECK |
| BAL 0256-0119 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Dec 9 1999 10:47PM | archived | GO | 700155 | 850 | Brotherton |
| NGC 1132 | ACIS-S /NONE | 1/ 15.0/ 14.1 | Dec 10 1999 12:24AM | archived | GO | 600104 | 801 | Zabludoff |
| NGC 7618 | ACIS-S /NONE | 1/ 17.0/ 18.4 | Dec 10 1999 5:12AM | archived | GO | 600105 | 802 | Zabludoff |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 5.0/ 4.1 | Dec 11 1999 5:51AM | archived | GTO | 600065 | 305 | Murray |
| A2261 | ACIS-I /NONE | 1/ 10.0/ 9.1 | Dec 11 1999 7:53AM | archived | GTO | 800058 | 550 | VANSPEYBROECK |
| A2199 | ACIS-S /NONE | 1/ 20.0/ 19.1 | Dec 11 1999 11:01AM | archived | GTO | 800006 | 498 | Fabian |
| A1835 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Dec 11 1999 5:08PM | archived | GTO | 800003 | 495 | Fabian |
| NGC 5548 | HRC-S /LETG | 1/ 80.0/ 85.9 | Dec 11 1999 11:08PM | archived | GTO | 700002 | 330 | BRINKMAN |
| CAS A [HRC-S, Offsets=23,0,0 -Y MCP] | HRC-S /NONE | 1/ 2.0/ 6.8 | Dec 13 1999 12:07AM | archived | CAL | 580358 | 1408 | Calibration |
| SI Safing Test 1 | ACIS-S /HETG | 1/ 3.0/ 2.3 | Dec 13 1999 8:20PM | archived | CAL | 980457 | 1507 | Calibration |
| TON S 180 | ACIS-S /LETG | 1/ 80.0/ 79.6 | Dec 14 1999 1:42AM | archived | GO | 700116 | 811 | Turner |
| LP 944-20 | ACIS-S /NONE | 1/ 40.0/ 44.1 | Dec 15 1999 12:24AM | archived | GO | 200049 | 624 | Basri |
| SI Safing Test 2 | ACIS-S /HETG | 1/ 5.0/ 17.8 | Dec 15 1999 1:20PM | archived | CAL | 980458 | 1508 | Calibration |
| NGC 253 | ACIS-S /NONE | 1/ 15.0/ 14.1 | Dec 16 1999 12:29PM | archived | GO | 600114 | 969 | Heckman |
| SN1999em | ACIS-S /NONE | 1/ 40.0/ 35.7 | Dec 16 1999 5:14PM | archived | TOO | 500061 | 765 | Lewin |
| LAMBDA AND | ACIS-S /HETG | 1/ 100.0/ 82.9 | Dec 17 1999 4:22AM | archived | GO | 200034 | 609 | Dupree |
| GRB 991216 | ACIS-S /HETG | 1/ 10.0/ 9.7 | Dec 18 1999 4:58AM | archived | TOO | 500082 | 596 | Piro |
| CAS A | HRC-I /NONE | 1/ 50.0/ 46.3 | Dec 19 1999 4:02AM | archived | GTO | 570455 | 1505 | Murray |
| CYG X-3 | ACIS-S /HETG | 1/ 16.0/ 20.8 | Dec 19 1999 6:23PM | archived | GTO | 400014 | 1456 | BRINKMAN |
| NGC 404 | ACIS-S /NONE | 1/ 25.0/ 24.1 | Dec 19 1999 9:32PM | archived | GO | 700175 | 870 | LIRA |
| A1795 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Dec 20 1999 5:39AM | archived | GTO | 800002 | 494 | Fabian |
| NGC 2841 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Dec 20 1999 11:45AM | archived | GTO | 700061 | 389 | Garmire |
| NGC 4494 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Dec 20 1999 12:49PM | archived | GTO | 700075 | 403 | Garmire |
| NGC 4725 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Dec 20 1999 1:39PM | archived | GTO | 700081 | 409 | Garmire |
| NGC 4594 | ACIS-S /NONE | 1/ 2.0/ 1.9 | Dec 20 1999 2:41PM | archived | GTO | 700079 | 407 | Garmire |
| CEN A | HRC-I /NONE | 1/ 15.0/ 15.0 | Dec 21 1999 6:31PM | archived | CAL | 780362 | 1412 | Calibration |
| RX J0822-4300 | HRC-I /NONE | 1/ 18.0/ 18.0 | Dec 21 1999 11:11PM | archived | GO | 500045 | 749 | Pavlov |
| PSR J0218+4232 | HRC-I /NONE | 1/ 75.0/ 73.7 | Dec 22 1999 5:35AM | archived | GO | 400023 | 656 | Kuiper |
| M31 - CENTER | HRC-I /NONE | 1/ 5.0/ 5.2 | Dec 23 1999 2:36AM | archived | GTO | 600028 | 268 | Murray |
| A521 | ACIS-I /NONE | 1/ 40.0/ 39.1 | Dec 23 1999 5:06AM | archived | GO | 800077 | 901 | ARNAUD |
| ALPHA CEN | HRC-S /LETG | 1/ 80.0/ 80.0 | Dec 24 1999 10:50AM | archived | GTO | 200027 | 29 | BRINKMAN |
| NGC 1851 | HRC-S /LETG | 1/ 12.0/ 12.2 | Dec 25 1999 9:40AM | archived | GO | 400039 | 672 | Margon |
| PKS 2155-304 | HRC-S /LETG | 1/ 60.0/ 63.1 | Dec 25 1999 1:39PM | archived | GTO | 700003 | 331 | BRINKMAN |
| NGC 253 | ACIS-S /NONE | 1/ 45.0/ 44.0 | Dec 27 1999 2:37AM | archived | GO | 600093 | 790 | Heckman |
| PSS 0248+1802 | ACIS-S /NONE | 1/ 2.1/ 1.8 | Dec 27 1999 3:39PM | archived | GO | 700181 | 876 | Bechtold |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 5.0/ 4.1 | Dec 27 1999 4:43PM | archived | GTO | 600066 | 306 | Murray |
| SIGMA GEM | ACIS-S /LETG | 1/ 100.0/ 100.1 | Dec 27 1999 7:17PM | archived | GO | 200038 | 613 | Drake |
| A665 | ACIS-I /NONE | 1/ 10.0/ 9.1 | Dec 29 1999 5:03PM | archived | GTO | 800039 | 531 | VANSPEYBROECK |
| 3C 220.1 | ACIS-S /NONE | 1/ 20.0/ 19.1 | Dec 29 1999 8:11PM | archived | GO | 700144 | 839 | Worrall |
| M82 | ACIS-I /NONE | 1/ 5.0/ 4.1 | Dec 30 1999 2:05AM | archived | GTO | 700050 | 378 | Murray |
| FIRST J0840+3633 | ACIS-S /NONE | 1/ 5.0/ 4.1 | Dec 30 1999 3:58AM | archived | GO | 700122 | 817 | Green |
| NGC 3227 | ACIS-S /HETG | 1/ 50.0/ 46.9 | Dec 30 1999 5:50AM | archived | GO | 700165 | 860 | George |
| V382 Velorum 1999 | ACIS-I /NONE | 1/ 20.0/ 18.1 | Dec 30 1999 7:47PM | archived | TOO | 300021 | 652 | Starrfield |
| PKS 0548-322 | ACIS-I /NONE | 1/ 4.6/ 4.6 | Dec 31 1999 1:36AM | archived | GO | 700145 | 840 | Pesce |
| PKS 0521-365 | ACIS-S /NONE | 1/ 10.0/ 9.8 | Dec 31 1999 3:35AM | archived | GO | 700151 | 846 | Birkinshaw |
| NGC 1395 | ACIS-I /NONE | 1/ 30.0/ 27.6 | Dec 31 1999 6:48AM | archived | GO | 600102 | 799 | Jones |
| RX J0822-4300 | ACIS-S /NONE | 1/ 12.0/ 11.9 | Jan 1 2000 9:31AM | archived | GO | 500046 | 750 | Pavlov |
| OMC2--3 | ACIS-I /NONE | 1/ 100.0/ 89.1 | Jan 1 2000 1:25PM | archived | GO | 200059 | 634 | Koyama |
| Q0254-334 | ACIS-S /NONE | 1/ 2.4/ 2.4 | Jan 2 2000 2:56PM | archived | GO | 700120 | 815 | Green |
| Q0135-4001 | ACIS-S /NONE | 1/ 5.2/ 4.9 | Jan 2 2000 4:14PM | archived | GO | 700119 | 814 | Green |
| NGC 1553 | ACIS-S /NONE | 1/ 30.0/ 34.1 | Jan 2 2000 6:08PM | archived | GO | 600086 | 783 | Sarazin |
| SGR 0526-66 | ACIS-S /NONE | 1/ 40.0/ 43.9 | Jan 4 2000 12:38AM | archived | GO | 500043 | 747 | Kulkarni |
| DEM 71 | ACIS-S /NONE | 1/ 40.0/ 43.1 | Jan 4 2000 1:07PM | archived | GO | 500071 | 775 | Hughes |
| NGC 3256 | ACIS-S /NONE | 1/ 25.0/ 28.1 | Jan 5 2000 1:51AM | archived | GO | 700140 | 835 | Ward |
| PSR 1055-52 | ACIS-S /NONE | 1/ 40.0/ 40.7 | Jan 5 2000 10:14AM | archived | GO | 500048 | 752 | Pavlov |
| 1E 1207.4-5209 | ACIS-S /NONE | 1/ 30.0/ 32.4 | Jan 6 2000 3:15PM | archived | GO | 500047 | 751 | Pavlov |
| PG 2302+029 | ACIS-S /NONE | 1/ 50.0/ 51.8 | Jan 7 2000 1:01AM | archived | GO | 700138 | 833 | Hamann |
| BL LACERTAE | ACIS-I /NONE | 1/ 2.1/ 2.1 | Jan 7 2000 3:58PM | archived | GO | 700148 | 843 | Pesce |
| UGC 6456 | ACIS-S /NONE | 1/ 10.0/ 10.6 | Jan 7 2000 5:21PM | archived | GO | 700176 | 871 | LIRA |
| IC 2574 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Jan 7 2000 8:45PM | archived | GO | 600095 | 792 | WALTER |
| NGC 2787 | ACIS-S /NONE | 1/ 1.1/ 1.1 | Jan 8 2000 12:07AM | archived | GTO | 700060 | 388 | Garmire |
| NGC 3184 | ACIS-S /NONE | 1/ 40.0/ 42.6 | Jan 8 2000 1:09AM | archived | GO | 600107 | 804 | Sanders |
| 3C 273 | HRC-S /LETG | 1/ 40.0/ 40.1 | Jan 9 2000 8:07AM | archived | CAL | 790021 | 460 | Calibration |
| 3C 273 | ACIS-S /LETG | 1/ 40.0/ 39.6 | Jan 9 2000 7:30PM | archived | CAL | 780148 | 1198 | Calibration |
| 3C 273 | ACIS-S /HETG | 1/ 40.0/ 39.0 | Jan 10 2000 7:04AM | archived | CAL | 790020 | 459 | Calibration |
| SN1998S | ACIS-S /NONE | 1/ 20.0/ 19.1 | Jan 10 2000 6:42PM | archived | TOO | 500063 | 767 | Lewin |
| M33 X-8 | ACIS-S /NONE | 1/ 10.0/ 9.6 | Jan 11 2000 1:00AM | archived | GO | 600090 | 787 | McDowell |
| 1E 2259+586 | ACIS-S /NONE | 1/ 12.0/ 12.1 | Jan 11 2000 10:57PM | archived | GO | 500022 | 726 | Kouveliotou |
| 1E 2259+586 | ACIS-S /NONE | 1/ 20.0/ 19.1 | Jan 12 2000 2:30AM | archived | GO | 500021 | 725 | Kouveliotou |
| CYG X-1 | ACIS-S /HETG | 1/ 15.0/ 12.6 | Jan 12 2000 8:33AM | archived | GTO | 400020 | 1511 | Canizares |
| UX ARI | ACIS-S /HETG | 1/ 50.0/ 49.0 | Jan 12 2000 1:11PM | archived | GO | 200030 | 605 | DRAKE |
| DELTA ORI | ACIS-S /HETG | 1/ 50.0/ 49.6 | Jan 13 2000 3:36AM | archived | GO | 200064 | 639 | Cassinelli |
| MITG J0414+0534 | ACIS-S /NONE | 1/ 7.5/ 6.6 | Jan 13 2000 5:55PM | archived | GTO | 700089 | 417 | Garmire |
| MS 0451.6-0305 | ACIS-I /NONE | 1/ 15.0/ 14.0 | Jan 14 2000 1:50PM | archived | GTO | 800037 | 529 | VANSPEYBROECK |
| GD 246 | HRC-S /LETG | 1/ 40.0/ 40.1 | Jan 14 2000 6:40PM | archived | GO | 200050 | 625 | Dupuis |
| PI-1 UMA | HRC-S /LETG | 1/ 30.0/ 30.2 | Jan 15 2000 6:48AM | archived | GTO | 200021 | 23 | Murray |
| NGC 4321 | ACIS-S /NONE | 1/ 2.0/ 2.5 | Jan 15 2000 3:46PM | archived | GTO | 700072 | 400 | Garmire |
| NGC 4697 | ACIS-S /NONE | 1/ 40.0/ 39.7 | Jan 15 2000 4:47PM | archived | GO | 600087 | 784 | Sarazin |
| LMC X-1 | ACIS-S /HETG | 1/ 20.0/ 19.1 | Jan 16 2000 4:34AM | archived | GTO | 400006 | 93 | Garmire |
| CIRCINUS GALAXY | ACIS-S /NONE | 1/ 1.0/ 1.8 | Jan 16 2000 10:37AM | archived | GTO | 700027 | 355 | Wilson |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.8 | Jan 17 2000 6:27AM | archived | CAL | 480104 | 1154 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.2 | Jan 17 2000 7:14AM | archived | CAL | 480105 | 1155 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.2 | Jan 17 2000 8:01AM | archived | CAL | 480106 | 1156 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.9 | Jan 17 2000 8:47AM | archived | CAL | 480107 | 1157 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.8 | Jan 17 2000 9:34AM | archived | CAL | 480108 | 1158 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.2 | Jan 17 2000 10:21AM | archived | CAL | 480109 | 1159 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.3 | Jan 17 2000 11:07AM | archived | CAL | 480110 | 1160 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.0 | Jan 17 2000 11:54AM | archived | CAL | 480111 | 1161 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.8 | Jan 17 2000 12:41PM | archived | CAL | 480112 | 1162 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 1.8 | Jan 17 2000 1:27PM | archived | CAL | 480113 | 1163 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.2 | Jan 17 2000 2:14PM | archived | CAL | 480114 | 1164 | Calibration |
| LMC X-1 | HRC-S /NONE | 1/ 2.0/ 2.1 | Jan 17 2000 3:01PM | archived | CAL | 480115 | 1165 | Calibration |
| SN 1987A | ACIS-S /NONE | 1/ 10.0/ 8.6 | Jan 17 2000 3:51PM | archived | GTO | 500009 | 122 | Garmire |
| E0102-72.3 [Chip I1, T=110, Offsets=-4,-2,0] | ACIS-I /NONE | 1/ 10.0/ 8.6 | Jan 17 2000 6:53PM | archived | CAL | 590108 | 48 | Calibration |
| E0102-72.3 [Chip I1, T=110, Offsets=-7,-2,0] | ACIS-I /NONE | 1/ 10.0/ 9.1 | Jan 17 2000 9:45PM | archived | CAL | 590109 | 49 | Calibration |
| PICTOR A | ACIS-S /NONE | 1/ 29.0/ 28.5 | Jan 18 2000 12:52AM | archived | GTO | 700018 | 346 | Wilson |
| NGC 1399 | ACIS-S /NONE | 1/ 60.0/ 56.6 | Jan 18 2000 8:46AM | archived | GTO | 600079 | 319 | Mushotzky |
| NGC 1399 | ACIS-I /NONE | 1/ 3.7/ 3.6 | Jan 19 2000 12:50AM | archived | GTO | 600080 | 239 | Mushotzky |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jan 19 2000 9:01PM | archived | GTO | 600005 | 245 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | Jan 19 2000 9:31PM | archived | GTO | 600017 | 257 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.2 | Jan 19 2000 10:01PM | archived | GTO | 600029 | 269 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 0.6/ 1.2 | Jan 19 2000 10:31PM | archived | GTO | 600041 | 281 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.2 | Jan 19 2000 11:01PM | archived | GTO | 600053 | 293 | Murray |
| PSR B0833-45 | HRC-I /NONE | 1/ 50.0/ 50.1 | Jan 20 2000 12:33AM | archived | DDT | 500092 | 1518 | Helfand |
| M82 | HRC-I /NONE | 1/ 40.0/ 53.9 | Jan 20 2000 3:23PM | archived | CAL | 780361 | 1411 | Calibration |
| CLASS 1608+656 | ACIS-S /NONE | 1/ 7.5/ 8.2 | Jan 20 2000 8:41PM | archived | GTO | 700099 | 427 | Garmire |
| NGC 3783 | ACIS-S /HETG | 1/ 55.0/ 57.1 | Jan 21 2000 12:00AM | archived | GTO | 700045 | 373 | Garmire |
| LBQS 1235+1807B | ACIS-S /NONE | 1/ 2.0/ 1.3 | Jan 21 2000 4:40PM | archived | GO | 700125 | 820 | Green |
| Q0842+3431 | ACIS-S /NONE | 1/ 4.8/ 4.2 | Jan 22 2000 12:19PM | archived | GO | 700123 | 818 | Green |
| 3C 273 | HRC-I /NONE | 1/ 20.0/ 20.2 | Jan 22 2000 2:38PM | archived | CAL | 790022 | 461 | Calibration |
| AD LEO | HRC-S /LETG | 1/ 10.0/ 10.1 | Jan 22 2000 8:40PM | archived | GTO | 200022 | 24 | Murray |
| AG DRA | ACIS-S /NONE | 1/ 20.0/ 19.8 | Jan 23 2000 12:30AM | archived | GTO | 300011 | 86 | Murray |
| NGC 5195 | ACIS-S /NONE | 1/ 2.0/ 1.1 | Jan 23 2000 6:29AM | archived | GTO | 700086 | 414 | Garmire |
| CEN A FILAMENTS | HRC-I /NONE | 1/ 60.0/ 65.2 | Jan 23 2000 8:04AM | archived | GO | 700111 | 806 | Evans |
| NGC 5139 | ACIS-I /NONE | 1/ 25.0/ 25.3 | Jan 24 2000 2:26AM | archived | GO | 300022 | 653 | Cool |
| NGC 5139 | ACIS-I /NONE | 1/ 45.0/ 44.1 | Jan 25 2000 4:43AM | archived | GO | 300022 | 1519 | Cool |
| HCG 62 | ACIS-S /NONE | 1/ 50.0/ 49.1 | Jan 25 2000 5:42PM | archived | GO | 800097 | 921 | Vrtilek |
| BRI 1033-0327 | ACIS-S /NONE | 1/ 3.9/ 3.5 | Jan 26 2000 8:04AM | archived | GO | 700182 | 877 | Bechtold |
| NGC 4636 | ACIS-S /NONE | 1/ 50.0/ 53.0 | Jan 26 2000 9:38AM | archived | GTO | 600083 | 323 | Mushotzky |
| NGC 4945 | ACIS-S /NONE | 1/ 50.0/ 49.7 | Jan 27 2000 7:15PM | archived | GO | 700169 | 864 | MADEJSKI |
| VELA PULSAR | HRC-S /LETG | 1/ 25.0/ 25.0 | Jan 28 2000 9:38AM | archived | GTO | 500014 | 127 | Garmire |
| RX J0439.8-6809 | HRC-S /LETG | 1/ 40.0/ 40.4 | Jan 28 2000 5:04PM | archived | GO | 300012 | 643 | VanTeeseling |
| NGC 1055 | ACIS-S /NONE | 1/ 2.0/ 1.1 | Jan 29 2000 4:47AM | archived | GTO | 700058 | 386 | Garmire |
| A426 | ACIS-S /NONE | 1/ 25.4/ 25.0 | Jan 29 2000 5:50AM | archived | GTO | 800011 | 1513 | Fabian |
| A267 | ACIS-I /NONE | 1/ 2.0/ 1.2 | Jan 29 2000 1:25PM | archived | GTO | 800031 | 1517 | VANSPEYBROECK |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 5.0/ 4.1 | Jan 29 2000 2:30PM | archived | GTO | 600067 | 307 | Murray |
| CAS A [Chip S2, T=110, Offsets=6,0,0] | ACIS-S /NONE | 1/ 2.0/ 1.3 | Jan 29 2000 4:17PM | archived | CAL | 580462 | 1512 | Calibration |
| CAS A | ACIS-S /NONE | 1/ 50.0/ 50.5 | Jan 30 2000 10:51AM | archived | GTO | 500001 | 114 | HOLT |
| CRAB PULSAR | HRC-S /LETG | 1/ 100.0/ 100.2 | Jan 31 2000 1:37AM | archived | GO | 500054 | 758 | Weisskopf |
| RX J0720.4-3125 | HRC-S /LETG | 1/ 5.0/ 5.3 | Feb 1 2000 6:30AM | archived | GO | 500041 | 368 | Kulkarni |
| RX J0720.4-3125 | HRC-S /LETG | 1/ 25.0/ 26.2 | Feb 2 2000 3:03AM | archived | GO | 500041 | 745 | Kulkarni |
| CRAB PULSAR | HRC-S /LETG | 1/ 50.0/ 45.4 | Feb 2 2000 10:54AM | archived | GO | 500055 | 759 | Weisskopf |
| HZ43 | HRC-I /LETG | 1/ 2.0/ 2.1 | Feb 3 2000 9:56AM | archived | CAL | 280464 | 1514 | Calibration |
| NGC 3184 | ACIS-S /NONE | 1/ 25.0/ 24.0 | Feb 3 2000 11:00AM | archived | DDT | 570470 | 1520 | Schlegel |
| HZ43 | HRC-I /LETG | 1/ 5.0/ 5.4 | Feb 3 2000 6:28PM | archived | CAL | 280465 | 1515 | Calibration |
| HZ43 | HRC-I /LETG | 1/ 5.0/ 10.2 | Feb 3 2000 8:04PM | archived | CAL | 280466 | 1516 | Calibration |
| RX J0720.4-3125 | HRC-S /LETG | 1/ 6.0/ 6.1 | Feb 4 2000 5:37PM | archived | GO | 500041 | 369 | Kulkarni |
| ORION TRAPEZIUM SFR | HRC-I /NONE | 1/ 69.0/ 63.1 | Feb 4 2000 7:47PM | archived | GTO | 200024 | 26 | Murray |
| NGC 4639 | ACIS-S /NONE | 1/ 1.4/ 1.4 | Feb 5 2000 2:55PM | archived | GTO | 700080 | 408 | Garmire |
| NGC 5548 | ACIS-S /HETG | 1/ 80.0/ 82.3 | Feb 5 2000 3:54PM | archived | GO | 700142 | 837 | Yaqoob |
| CRAB NEBULA | ACIS-S /NONE | 1/ 1.9/ 1.9 | Feb 7 2000 9:33AM | archived | GO | 500067 | 771 | HESTER |
| SN1999em | ACIS-S /NONE | 1/ 40.0/ 38.9 | Feb 7 2000 11:39AM | archived | TOO | 500062 | 766 | Lewin |
| NGC 526A | ACIS-S /NONE | 1/ 9.0/ 8.7 | Feb 7 2000 11:19PM | archived | GTO | 700014 | 342 | Wilson |
| RCW 103 | ACIS-S /NONE | 1/ 23.5/ 19.1 | Feb 8 2000 2:32AM | archived | GTO | 500010 | 970 | Garmire |
| Q1246-0542 | ACIS-S /NONE | 1/ 6.5/ 5.5 | Feb 8 2000 8:39AM | archived | GO | 700126 | 821 | Green |
| OPHIUCHI MOSAIC #11 | ACIS-I /NONE | 1/ 5.0/ 4.0 | Feb 8 2000 11:00AM | archived | GO | 200048 | 623 | MONTMERLE |
| 1ES 2321+419 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Feb 8 2000 1:14PM | archived | GO | 700149 | 844 | Pesce |
| 1ES 2344+514 | ACIS-I /NONE | 1/ 3.0/ 2.7 | Feb 8 2000 2:57PM | archived | GO | 700150 | 845 | Pesce |
| Mispointing | ACIS-S /NONE | 1/ 5.0/ 4.9 | Feb 8 2000 4:18PM | archived | DDT | 300037 | 327 | diStefano |
| I ZW 18 | ACIS-S /NONE | 1/ 40.0/ 41.2 | Feb 8 2000 6:07PM | archived | GO | 600108 | 805 | BOMANS |
| GK PERSEI | ACIS-S /NONE | 1/ 100.0/ 96.5 | Feb 10 2000 1:24AM | archived | GO | 300019 | 650 | Balman |
| GRB000210 | ACIS-S /NONE | 1/ 10.0/ 9.0 | Feb 11 2000 5:10AM | archived | TOO | 500088 | 602 | Piro |
| PSR B1706-44 | HRC-I /NONE | 1/ 50.0/ 46.1 | Feb 11 2000 8:38AM | archived | GO | 500052 | 756 | Finley |
| IRAS 13224-3809 | HRC-I /NONE | 1/ 10.0/ 12.2 | Feb 12 2000 3:34PM | archived | GTO | 700000 | 328 | Predehl |
| SNR 0538-69.1 | HRC-I /NONE | 1/ 30.0/ 30.4 | Feb 12 2000 7:14PM | archived | GO | 500034 | 738 | Wang |
| PSR J0437-4715 | HRC-I /NONE | 1/ 20.0/ 22.4 | Feb 13 2000 7:43AM | archived | GO | 500038 | 742 | Pavlov |
| NGC 1808 | HRC-I /NONE | 1/ 29.0/ 30.4 | Feb 13 2000 2:10PM | archived | GTO | 700109 | 437 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.4 | Feb 13 2000 7:45PM | archived | GTO | 600006 | 246 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.4 | Feb 13 2000 8:15PM | archived | GTO | 600018 | 258 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.4 | Feb 13 2000 8:45PM | archived | GTO | 600030 | 270 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.4 | Feb 13 2000 9:15PM | archived | GTO | 600042 | 282 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.4 | Feb 13 2000 9:45PM | archived | GTO | 600054 | 294 | Murray |
| COMA CLUSTER | HRC-I /NONE | 1/ 10.0/ 10.2 | Feb 14 2000 12:27AM | archived | CAL | 890002 | 557 | Calibration |
| COMA CLUSTER | HRC-I /NONE | 1/ 10.0/ 10.2 | Feb 14 2000 3:23AM | archived | CAL | 890007 | 562 | Calibration |
| V382 Velorum 1999 | HRC-S /LETG | 1/ 25.0/ 24.5 | Feb 14 2000 6:49AM | archived | TOO | 300032 | 958 | Starrfield |
| NGC 2516 | HRC-I /NONE | 1/ 49.0/ 49.1 | Feb 15 2000 8:13AM | archived | GTO | 200025 | 27 | Murray |
| Q0254-334 | ACIS-S /NONE | 1/ 1.0/ 1.0 | Feb 15 2000 10:22PM | archived | GO | 700120 | 135 | Green |
| CRAB NEBULA | ACIS-S /NONE | 1/ 2.0/ 1.8 | Feb 15 2000 11:31PM | archived | GO | 500068 | 772 | HESTER |
| BL LACERTAE | ACIS-I /NONE | 1/ 0.8/ 1.0 | Feb 16 2000 1:52AM | archived | GO | 700196 | 139 | Pesce |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 3.9/ 4.0 | Feb 16 2000 2:54AM | archived | GTO | 600068 | 308 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 2.6 | Feb 16 2000 4:32AM | archived | GTO | 600039 | 279 | Murray |
| NGC 6240 | HRC-I /NONE | 1/ 10.0/ 10.4 | Feb 16 2000 5:35AM | archived | GTO | 700110 | 438 | Murray |
| G21.5-0.9 | HRC-I /NONE | 1/ 30.0/ 30.4 | Feb 16 2000 8:48AM | archived | CAL | 590010 | 142 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=30,0,0 -Y MPC] | HRC-S /NONE | 1/ 10.0/ 10.1 | Feb 16 2000 5:21PM | archived | CAL | 590022 | 154 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=-30,0,0 +Y MCP] | HRC-S /NONE | 1/ 10.0/ 10.4 | Feb 16 2000 8:21PM | archived | CAL | 590018 | 150 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=0,0,0 CENTER MCP] | HRC-S /NONE | 1/ 10.0/ 10.4 | Feb 16 2000 11:21PM | archived | CAL | 590014 | 146 | Calibration |
| NGC 4569 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Feb 17 2000 2:49AM | archived | GTO | 700077 | 405 | Garmire |
| PSR B0833-45 | HRC-I /NONE | 1/ 50.0/ 48.1 | Feb 21 2000 2:11AM | archived | DDT | 500093 | 364 | Helfand |
| NGC 1068 | ACIS-S /NONE | 1/ 50.0/ 48.0 | Feb 21 2000 4:11PM | archived | GTO | 700016 | 344 | Wilson |
| NGC 1068 | ACIS-S /NONE | 1/ 20.0/ 20.8 | Feb 22 2000 6:01AM | archived | GTO | 700197 | 370 | Wilson |
| HUBBLE DEEP FIELD | ACIS-I /NONE | 1/ 59.0/ 58.1 | Feb 23 2000 6:50AM | archived | GTO | 900024 | 957 | Garmire |
| NGC 4579 | ACIS-S /NONE | 1/ 2.0/ 2.9 | Feb 24 2000 12:11AM | archived | GTO | 700078 | 406 | Garmire |
| PKS B1345+125 | ACIS-S /NONE | 1/ 25.0/ 27.9 | Feb 24 2000 1:23AM | archived | GO | 700141 | 836 | Ward |
| GALACTIC PLANE | ACIS-I /NONE | 1/ 58.0/ 58.4 | Feb 24 2000 10:12AM | archived | GO | 900021 | 1523 | Ebisawa |
| GALACTIC PLANE | ACIS-I /NONE | 1/ 42.0/ 41.7 | Feb 25 2000 10:17PM | archived | GO | 900021 | 949 | Ebisawa |
| A1367 | ACIS-S /NONE | 1/ 40.0/ 41.0 | Feb 26 2000 11:02AM | archived | GTO | 800022 | 514 | Murray |
| CRAB NEBULA | ACIS-S /NONE | 1/ 1.9/ 1.8 | Feb 26 2000 11:54PM | archived | GO | 500069 | 773 | HESTER |
| A2256 | ACIS-S /NONE | 1/ 2.9/ 2.9 | Feb 27 2000 2:12AM | archived | GTO | 800108 | 1521 | Murray |
| RX J1716.9+6708 | ACIS-I /NONE | 1/ 50.0/ 52.3 | Feb 27 2000 3:38AM | archived | GTO | 800056 | 548 | VANSPEYBROECK |
| CAS A [Chip I0, T=120, Offsets=5,-5,0] | ACIS-I /NONE | 1/ 1.0/ 0.8 | Feb 28 2000 12:34PM | archived | CAL | 590091 | 223 | Calibration |
| CAS A [Chip I1, T=120, Offsets=-3,-5,0] | ACIS-I /NONE | 1/ 1.0/ 1.0 | Feb 28 2000 1:21PM | archived | CAL | 590092 | 224 | Calibration |
| CAS A [Chip I2, T=120, Offsets=5,3,0] | ACIS-I /NONE | 1/ 1.0/ 1.0 | Feb 28 2000 1:51PM | archived | CAL | 590093 | 225 | Calibration |
| CAS A [Chip I3, T=120, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 3.0/ 2.7 | Feb 28 2000 2:21PM | archived | CAL | 590094 | 226 | Calibration |
| CAS A [Chip I3, T=120, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 2.0/ 1.2 | Feb 28 2000 3:57PM | archived | CAL | 590101 | 233 | Calibration |
| CAS A [Chip I3, T=120, Offsets=-4,5,0] | ACIS-I /NONE | 1/ 2.0/ 1.3 | Feb 28 2000 4:44PM | archived | CAL | 590102 | 234 | Calibration |
| CAS A [Chip I3, T=120, Offsets=-2,5,0] | ACIS-I /NONE | 1/ 2.0/ 1.3 | Feb 28 2000 5:31PM | archived | CAL | 590103 | 235 | Calibration |
| CAS A [Chip S0, T=120, Offsets=23,0,0] | ACIS-S /NONE | 1/ 1.0/ 1.0 | Feb 28 2000 6:18PM | archived | CAL | 590095 | 227 | Calibration |
| CAS A [Chip S1, T=120, Offsets=15,0,0] | ACIS-S /NONE | 1/ 1.0/ 0.9 | Feb 28 2000 7:04PM | archived | CAL | 590096 | 228 | Calibration |
| CAS A [Chip S2, T=120, Offsets=6,0,0] | ACIS-S /NONE | 1/ 1.0/ 0.9 | Feb 28 2000 7:34PM | archived | CAL | 590097 | 229 | Calibration |
| CAS A [Chip S3, T=120, Offsets=-2,0,0] | ACIS-S /NONE | 1/ 3.0/ 2.1 | Feb 28 2000 8:04PM | archived | CAL | 590098 | 230 | Calibration |
| CAS A [Chip S3, T=120, Offsets=-2,-1,0] | ACIS-S /NONE | 1/ 2.0/ 0.9 | Feb 28 2000 9:41PM | archived | CAL | 590104 | 236 | Calibration |
| CAS A [Chip S3, T=120, Offsets=-3,0,0] | ACIS-S /NONE | 1/ 2.0/ 0.9 | Feb 28 2000 10:28PM | archived | CAL | 590105 | 237 | Calibration |
| CAS A [Chip S4, T=120, Offsets=-10,0,0] | ACIS-S /NONE | 1/ 1.0/ 1.0 | Feb 28 2000 11:14PM | archived | CAL | 590099 | 231 | Calibration |
| CAS A [Chip S5, T=120, Offsets=-19,0,0] | ACIS-S /NONE | 1/ 1.0/ 1.2 | Feb 28 2000 11:44PM | archived | CAL | 590100 | 232 | Calibration |
| CRAB PULSAR | ACIS-S /HETG | 1/ 10.0/ 8.9 | Feb 29 2000 12:37AM | archived | CAL | 590037 | 169 | Calibration |
| A0620-00 | ACIS-S /NONE | 1/ 44.0/ 42.6 | Feb 29 2000 3:48AM | archived | GTO | 400008 | 95 | Murray |
| LMC X-3 | ACIS-S /HETG | 1/ 20.0/ 18.7 | Feb 29 2000 4:28PM | archived | GTO | 400005 | 92 | Garmire |
| CIR X-1 | ACIS-S /HETG | 1/ 30.0/ 27.9 | Feb 29 2000 10:29PM | archived | GO | 400073 | 706 | Brandt |
| G21.5-0.9 [Chip S0, T=120, Offsets=22,0,0] | ACIS-S /NONE | 1/ 11.0/ 9.9 | Mar 1 2000 7:16AM | archived | CAL | 580382 | 1432 | Calibration |
| LOCKMAN HOLE | HRC-I /NONE | 1/ 125.0/ 125.2 | Mar 2 2000 5:32AM | archived | GTO | 900025 | 964 | Murray |
| CAPELLA | ACIS-S /HETG | 1/ 30.0/ 29.1 | Mar 3 2000 4:48PM | archived | CAL | 290026 | 57 | Calibration |
| PKS 0745-191 | ACIS-S /HETG | 1/ 40.4/ 39.8 | Mar 4 2000 8:40PM | archived | GTO | 800018 | 1509 | Canizares |
| CEN X-3 | ACIS-S /HETG | 1/ 40.0/ 39.6 | Mar 5 2000 8:30AM | archived | GO | 400072 | 705 | LIEDAHL |
| RX J1347-114 | ACIS-S /NONE | 1/ 10.0/ 9.0 | Mar 5 2000 8:15PM | archived | GTO | 800014 | 506 | Fabian |
| NGC 4151 | ACIS-S /HETG | 1/ 50.0/ 48.0 | Mar 5 2000 11:43PM | archived | GTO | 700007 | 335 | Canizares |
| NGC 4151 | ACIS-S /NONE | 1/ 10.0/ 11.3 | Mar 6 2000 1:37PM | archived | GTO | 700020 | 372 | Wilson |
| NGC 4151 | ACIS-S /NONE | 1/ 30.0/ 27.9 | Mar 7 2000 11:11AM | archived | GTO | 700020 | 348 | Wilson |
| SN1998S | ACIS-S /NONE | 1/ 20.0/ 23.7 | Mar 7 2000 7:37PM | archived | TOO | 500064 | 768 | Lewin |
| NGC 4258 | ACIS-S /NONE | 1/ 1.0/ 2.8 | Mar 8 2000 2:37AM | archived | GTO | 700021 | 349 | Wilson |
| CRAB NEBULA | ACIS-S /NONE | 1/ 2.4/ 2.3 | Mar 8 2000 4:08AM | archived | GO | 500065 | 769 | HESTER |
| CAPELLA | HRC-S /LETG | 1/ 30.0/ 34.1 | Mar 8 2000 6:46AM | archived | CAL | 290027 | 58 | Calibration |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 2.1 | Mar 8 2000 4:44PM | archived | GTO | 600007 | 247 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 2.4 | Mar 8 2000 5:31PM | archived | GTO | 600019 | 259 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 2.4 | Mar 8 2000 6:17PM | archived | GTO | 600031 | 271 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 2.4 | Mar 8 2000 7:04PM | archived | GTO | 600043 | 283 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 2.4 | Mar 8 2000 7:51PM | archived | GTO | 600055 | 295 | Murray |
| CYGNUS A | ACIS-S /NONE | 1/ 1.0/ 2.3 | Mar 8 2000 8:58PM | archived | GTO | 700031 | 359 | Wilson |
| GX 17+2 | HRC-S /LETG | 1/ 9.0/ 11.1 | Mar 8 2000 10:15PM | archived | GO | 400081 | 714 | Margon |
| TERZAN 2 | HRC-S /LETG | 1/ 7.7/ 10.1 | Mar 9 2000 1:42AM | archived | GO | 400040 | 673 | Margon |
| TERZAN 1 | HRC-I /NONE | 1/ 1.1/ 3.8 | Mar 9 2000 4:41AM | archived | GO | 400086 | 719 | Grindlay |
| TERZAN 6 | HRC-I /NONE | 1/ 3.8/ 10.0 | Mar 9 2000 5:56AM | archived | GO | 400087 | 720 | Grindlay |
| NGC 6624 | HRC-S /LETG | 1/ 10.0/ 15.1 | Mar 10 2000 3:38AM | archived | GTO | 400011 | 98 | Murray |
| RX J1856.5-3754 | HRC-S /LETG | 1/ 50.0/ 55.4 | Mar 10 2000 8:08AM | archived | GTO | 500000 | 113 | Predehl |
| SNR 292.0+01.8 | ACIS-S /NONE | 1/ 40.0/ 44.1 | Mar 11 2000 12:21AM | archived | GTO | 500013 | 126 | Garmire |
| BRI 0241-0146 | ACIS-S /NONE | 1/ 3.6/ 7.6 | Mar 11 2000 1:58PM | archived | GO | 700180 | 875 | Bechtold |
| 1031+508 | HRC-I /NONE | 1/ 5.0/ 9.1 | Mar 11 2000 5:19PM | archived | GO | 700153 | 848 | Laurent-Muehleisen |
| M82 | ACIS-I /NONE | 1/ 5.0/ 9.0 | Mar 11 2000 8:12PM | archived | GTO | 700051 | 379 | Murray |
| ALGOL | HRC-S /LETG | 1/ 80.0/ 80.0 | Mar 12 2000 6:42PM | archived | GTO | 200000 | 2 | Predehl |
| CYGNUS LOOP WEST | ACIS-I /NONE | 1/ 30.0/ 31.4 | Mar 13 2000 5:36PM | archived | GO | 500029 | 733 | Graham |
| E0102-72.3 [Chip I3, T=120, Offsets=-7,2,0] | ACIS-I /NONE | 1/ 10.0/ 10.3 | Mar 14 2000 3:04AM | archived | CAL | 590110 | 420 | Calibration |
| CIRCINUS GALAXY | ACIS-S /NONE | 1/ 5.0/ 5.4 | Mar 14 2000 6:20AM | archived | GTO | 700028 | 365 | Wilson |
| CIRCINUS GALAXY | ACIS-S /NONE | 1/ 25.0/ 23.3 | Mar 14 2000 7:57AM | archived | GTO | 700028 | 356 | Wilson |
| HD 68273 | ACIS-S /HETG | 1/ 65.0/ 65.6 | Mar 15 2000 9:35AM | archived | GO | 200054 | 629 | Skinner |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 10.0/ 9.9 | Mar 16 2000 4:27AM | archived | CAL | 590004 | 136 | Calibration |
| 47 TUC | ACIS-I /NONE | 1/ 4.0/ 4.0 | Mar 16 2000 7:29AM | archived | GTO | 300003 | 78 | Murray |
| 47 TUC | ACIS-I /NONE | 1/ 32.5/ 32.0 | Mar 16 2000 8:49AM | archived | GTO | 300028 | 953 | Murray |
| 47 TUC | ACIS-I /NONE | 1/ 1.0/ 0.9 | Mar 16 2000 6:13PM | archived | GTO | 300029 | 954 | Murray |
| 47 TUC | ACIS-I /NONE | 1/ 32.5/ 32.0 | Mar 16 2000 6:43PM | archived | GTO | 300030 | 955 | Murray |
| 47 TUC | ACIS-I /NONE | 1/ 4.0/ 4.9 | Mar 17 2000 4:06AM | archived | GTO | 300031 | 956 | Murray |
| CRAB NEBULA | ACIS-S /NONE | 1/ 2.0/ 1.9 | Mar 18 2000 2:17AM | archived | GO | 500066 | 770 | HESTER |
| B2 0206+35 | ACIS-S /NONE | 1/ 8.0/ 8.5 | Mar 18 2000 4:30AM | archived | GO | 700161 | 856 | Worrall |
| MARKARIAN 3 | ACIS-S /HETG | 1/ 100.0/ 101.9 | Mar 18 2000 7:17AM | archived | GO | 700178 | 873 | KAHN |
| NGC 4472 | ACIS-I /NONE | 1/ 10.0/ 10.4 | Mar 19 2000 12:36PM | archived | GTO | 600082 | 322 | Mushotzky |
| NGC 5044 | ACIS-S /NONE | 1/ 20.0/ 20.7 | Mar 19 2000 4:05PM | archived | GO | 600101 | 798 | Goudfrooij |
| NGC 1058 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Mar 20 2000 5:28PM | archived | GTO | 700059 | 387 | Garmire |
| PLEIADES | ACIS-I /NONE | 1/ 23.7/ 21.4 | Mar 20 2000 6:25PM | archived | GTO | 200011 | 366 | Linsky |
| NGC 3031 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Mar 21 2000 1:03AM | archived | GTO | 700062 | 390 | Garmire |
| BD+303639 | ACIS-S /NONE | 1/ 20.0/ 19.2 | Mar 21 2000 2:14AM | archived | GO | 200068 | 587 | Kastner |
| A1795 | ACIS-S /NONE | 1/ 20.0/ 19.8 | Mar 21 2000 8:16AM | archived | GTO | 800001 | 493 | Fabian |
| 3C 371 | ACIS-S /NONE | 1/ 10.0/ 10.2 | Mar 21 2000 2:14PM | archived | GO | 700146 | 841 | Pesce |
| M51 | ACIS-S /NONE | 1/ 1.0/ 1.4 | Mar 21 2000 5:30PM | archived | GTO | 700025 | 353 | Wilson |
| IRAS 07598+6508 | ACIS-S /NONE | 1/ 1.0/ 1.4 | Mar 21 2000 6:18PM | archived | GO | 700121 | 816 | Green |
| 3C 123 | ACIS-S /NONE | 1/ 50.0/ 47.6 | Mar 21 2000 7:05PM | archived | GO | 700134 | 829 | Hardcastle |
| A2111 | ACIS-I /NONE | 1/ 10.0/ 10.4 | Mar 22 2000 9:23AM | archived | GTO | 800052 | 544 | VANSPEYBROECK |
| SBSG 1542+541 | ACIS-S /NONE | 1/ 2.5/ 4.6 | Mar 22 2000 12:34PM | archived | GO | 700127 | 822 | Green |
| NGC 6503 | ACIS-S /NONE | 1/ 15.0/ 13.3 | Mar 23 2000 7:54AM | archived | GO | 700177 | 872 | LIRA |
| W3B | ACIS-I /NONE | 1/ 18.5/ 18.7 | Mar 23 2000 12:18PM | archived | GO | 200036 | 611 | CHURCHWELL |
| Z5247 | ACIS-I /NONE | 1/ 10.0/ 9.4 | Mar 23 2000 6:27PM | archived | GTO | 800047 | 539 | VANSPEYBROECK |
| PG1634+706 | ACIS-S /NONE | 1/ 6.0/ 5.9 | Mar 23 2000 9:33PM | archived | CAL | 790038 | 47 | Calibration |
| PG1634+706 | ACIS-S /NONE | 1/ 6.0/ 5.3 | Mar 23 2000 11:18PM | archived | CAL | 790039 | 62 | Calibration |
| PG1634+706 | ACIS-S /NONE | 1/ 6.0/ 5.3 | Mar 24 2000 1:03AM | archived | CAL | 790040 | 69 | Calibration |
| PG1634+706 | ACIS-S /NONE | 1/ 6.0/ 5.3 | Mar 24 2000 2:48AM | archived | CAL | 790041 | 70 | Calibration |
| PG1634+706 | ACIS-S /NONE | 1/ 5.0/ 4.8 | Mar 24 2000 4:33AM | archived | CAL | 790042 | 71 | Calibration |
| NGC 4051 | ACIS-S /HETG | 1/ 80.0/ 80.7 | Mar 24 2000 6:26AM | archived | GO | 700164 | 859 | Brandt |
| M101 | ACIS-S /NONE | 1/ 100.0/ 99.5 | Mar 26 2000 12:38AM | archived | GO | 600111 | 934 | Snowden |
| FK COM/HD 117555 | ACIS-S /HETG | 1/ 40.0/ 41.9 | Mar 27 2000 4:57AM | archived | GO | 200039 | 614 | Buzasi |
| NGC 4826 | ACIS-S /NONE | 1/ 2.0/ 1.8 | Mar 27 2000 5:02PM | archived | GTO | 700083 | 411 | Garmire |
| GX 349+2 | ACIS-S /HETG | 1/ 10.0/ 11.0 | Mar 27 2000 6:45PM | archived | GO | 400082 | 715 | Levine |
| ZETA PUP | ACIS-S /HETG | 1/ 75.0/ 68.5 | Mar 28 2000 1:46PM | archived | GO | 200065 | 640 | Cassinelli |
| SGR B2 | ACIS-I /NONE | 1/ 100.0/ 99.8 | Mar 29 2000 10:01AM | archived | GO | 900016 | 944 | Koyama |
| QB 1429-008A,B | ACIS-I /NONE | 1/ 20.0/ 21.6 | Mar 31 2000 5:49AM | archived | GO | 800083 | 907 | Williger |
| ABELL 2219 | ACIS-S /NONE | 1/ 40.0/ 42.8 | Mar 31 2000 12:18PM | archived | GO | 800072 | 896 | Houck |
| B2 0331+39 | ACIS-S /NONE | 1/ 5.0/ 5.7 | Apr 1 2000 12:47AM | archived | GO | 700162 | 857 | Worrall |
| ALGOL | ACIS-S /HETG | 1/ 50.0/ 52.4 | Apr 1 2000 2:33AM | archived | GO | 200029 | 604 | DRAKE |
| TRAPEZIUM CLUSTER | ACIS-I /NONE | 1/ 36.2/ 38.8 | Apr 1 2000 5:53PM | archived | GTO | 200016 | 1522 | Garmire |
| MITG J0414+0534 | ACIS-S /NONE | 1/ 7.5/ 7.5 | Apr 2 2000 9:57PM | archived | GTO | 700090 | 418 | Garmire |
| B2 0755+37 | ACIS-S /NONE | 1/ 8.0/ 8.2 | Apr 3 2000 12:34AM | archived | GO | 700163 | 858 | Worrall |
| W3B | ACIS-I /NONE | 1/ 21.5/ 20.3 | Apr 3 2000 3:16AM | archived | GO | 200036 | 446 | CHURCHWELL |
| BAL 1044+3656 | ACIS-S /NONE | 1/ 5.0/ 5.3 | Apr 3 2000 9:26AM | archived | GO | 700156 | 851 | Brotherton |
| Q1331+170 | ACIS-S /NONE | 1/ 3.0/ 3.3 | Apr 3 2000 11:24AM | archived | GO | 700172 | 867 | Bechtold |
| MKW 3S | ACIS-I /NONE | 1/ 60.0/ 58.0 | Apr 3 2000 12:45PM | archived | GO | 800076 | 900 | Kaastra |
| 1735-269 | ACIS-S /NONE | 1/ 1.0/ 1.3 | Apr 4 2000 5:24AM | archived | GO | 400031 | 664 | VANDERKLIS |
| E0102-72.3 [Chip I3, T=120, Offsets=-5,2,0] | ACIS-I /NONE | 1/ 8.0/ 8.3 | Apr 4 2000 6:17AM | archived | CAL | 590008 | 140 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Apr 4 2000 8:43AM | archived | CAL | 590111 | 439 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-0,2,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Apr 4 2000 11:10AM | archived | CAL | 590112 | 440 | Calibration |
| CYG X-3 | ACIS-S /HETG | 1/ 20.0/ 21.5 | Apr 4 2000 2:05PM | archived | DDT | 400092 | 425 | McCollough |
| CYG X-3 | ACIS-S /HETG | 1/ 20.0/ 18.3 | Apr 6 2000 8:17PM | archived | DDT | 400093 | 426 | McCollough |
| UM 425 | ACIS-S /NONE | 1/ 2.4/ 2.6 | Apr 7 2000 2:40AM | archived | GO | 700124 | 819 | Green |
| NGC 4406 | ACIS-S /NONE | 1/ 14.5/ 14.9 | Apr 7 2000 3:41AM | archived | GTO | 600113 | 963 | Murray |
| NGC 4406 | ACIS-S /NONE | 1/ 14.5/ 14.8 | Apr 7 2000 7:56AM | archived | GTO | 600078 | 318 | Murray |
| ZETA ORI | ACIS-S /HETG | 1/ 60.0/ 59.9 | Apr 8 2000 4:48AM | archived | GO | 200035 | 610 | Waldron |
| 4U 1538-52 | ACIS-I /NONE | 1/ 24.0/ 24.0 | Apr 8 2000 11:04PM | archived | GTO | 400003 | 90 | Garmire |
| RE 0751+14 | HRC-S /LETG | 1/ 50.0/ 50.2 | Apr 9 2000 6:35AM | archived | GTO | 300001 | 76 | Predehl |
| ZETA ORI | ACIS-S /HETG | 1/ 15.0/ 13.9 | Apr 9 2000 8:56PM | archived | GO | 200035 | 1524 | Waldron |
| HD 37001 | ACIS-I /NONE | 1/ 2.0/ 1.7 | Apr 10 2000 8:08PM | archived | GTO | 200018 | 20 | Garmire |
| IC 443 | ACIS-I /NONE | 1/ 10.0/ 9.7 | Apr 10 2000 9:09PM | archived | GO | 500056 | 760 | Keohane |
| NGC 1569 | ACIS-S /NONE | 1/ 100.0/ 98 | Apr 11 2000 12:24AM | archived | GO | 600085 | 782 | Martin |
| MITG J2019+1127 | ACIS-S /NONE | 1/ 7.5/ 7.8 | Apr 12 2000 4:20AM | archived | GTO | 700101 | 429 | Garmire |
| A2029 | ACIS-S /NONE | 1/ 20.0/ 20.0 | Apr 12 2000 7:00AM | archived | GO | 800067 | 891 | Stocke |
| PSR B1757-24 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Apr 12 2000 1:01PM | archived | GO | 500049 | 753 | Kaspi |
| VELA X-1 | ACIS-S /HETG | 1/ 30.0/ 28.3 | Apr 13 2000 10:10AM | archived | GTO | 400015 | 102 | Canizares |
| RHO OPH CORE | ACIS-I /NONE | 1/ 100.0/ 101.8 | Apr 13 2000 6:59PM | archived | GO | 200060 | 635 | Koyama |
| OPHIUCHI MOSAIC #2 | ACIS-I /NONE | 1/ 5.0/ 4.1 | Apr 14 2000 11:24PM | archived | GO | 200044 | 619 | MONTMERLE |
| V1494 Aql | ACIS-I /NONE | 1/ 5.0/ 5.5 | Apr 15 2000 1:22AM | archived | GO | 300033 | 959 | Starrfield |
| NGC 5055 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Apr 15 2000 3:28AM | archived | GTO | 700085 | 413 | Garmire |
| A1689 | ACIS-I /NONE | 1/ 10.0/ 10.4 | Apr 15 2000 4:33AM | archived | GTO | 800048 | 540 | VANSPEYBROECK |
| VIRGO CLUSTER | ACIS-I /NONE | 1/ 10.0/ 9.8 | Apr 15 2000 7:45AM | archived | GTO | 800025 | 517 | Fabian |
| Q0957+561 | ACIS-S /NONE | 1/ 50.0/ 50.4 | Apr 16 2000 2:51AM | archived | GTO | 700034 | 362 | Garmire |
| NGC 4631 | ACIS-S /NONE | 1/ 60.0/ 59.9 | Apr 16 2000 5:12PM | archived | GO | 600100 | 797 | Wang |
| NGC 4395 | ACIS-S /NONE | 1/ 2.0/ 1.2 | Apr 17 2000 10:11AM | archived | GTO | 700074 | 402 | Garmire |
| NGC 4258 | ACIS-S /NONE | 1/ 14.5/ 14.2 | Apr 17 2000 11:06AM | archived | GTO | 700022 | 350 | Wilson |
| JET OF 3C 390.3 | ACIS-S /NONE | 1/ 35.0/ 34.4 | Apr 17 2000 3:38PM | archived | GO | 700135 | 830 | WAGNER |
| XTE J1118+48 | ACIS-S /LETG | 1/ 30.0/ 27.8 | Apr 18 2000 6:36PM | archived | DDT | 400110 | 1701 | McClintock |
| MRK 273X | ACIS-S /NONE | 1/ 50.0/ 44.7 | Apr 19 2000 2:32AM | archived | GO | 700114 | 809 | XIA |
| RX J1720.1+2638 | ACIS-I /NONE | 1/ 2.0/ 2.3 | Apr 19 2000 3:34PM | archived | GTO | 800057 | 304 | VANSPEYBROECK |
| H1413+117 | ACIS-S /NONE | 1/ 40.0/ 38.6 | Apr 19 2000 4:39PM | archived | GO | 800106 | 930 | Hattori |
| NGC 4649 | ACIS-S /NONE | 1/ 40.0/ 37.3 | Apr 20 2000 3:53AM | archived | GO | 600088 | 785 | Sarazin |
| NGC 4278 | ACIS-S /NONE | 1/ 2.0/ 1.4 | Apr 20 2000 2:49PM | archived | GTO | 700070 | 398 | Garmire |
| M87 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Apr 20 2000 3:46PM | archived | GTO | 700023 | 351 | Wilson |
| NGC 4374 | ACIS-S /NONE | 1/ 2.0/ 1.1 | Apr 20 2000 4:16PM | archived | GTO | 700073 | 401 | Garmire |
| V382Velorum1999 | ACIS-I /NONE | 1/ 5.0/ 5.4 | Apr 21 2000 9:46AM | archived | GO | 300035 | 73 | Starrfield |
| EMSS 1054.5-0321 | ACIS-S /NONE | 1/ 90.0/ 90.2 | Apr 21 2000 11:44AM | archived | GTO | 800020 | 512 | Garmire |
| NGC 2110 | ACIS-S /NONE | 1/ 50.0/ 50.4 | Apr 22 2000 1:21PM | archived | GO | 700188 | 883 | WEAVER |
| ABELL 3125 | ACIS-I /NONE | 1/ 10.0/ 9.7 | Apr 23 2000 3:48AM | archived | GO | 800068 | 892 | ROSE |
| NGC 526A | ACIS-S /NONE | 1/ 5.0/ 4.9 | Apr 23 2000 6:54AM | archived | DDT | 700202 | 442 | Wilson |
| GRS 1915+105 | ACIS-S /HETG | 1/ 30.0/ 30.3 | Apr 24 2000 2:00AM | archived | GO | 400027 | 660 | Lee |
| CYG X-2 | HRC-I /LETG | 1/ 30.0/ 30.1 | Apr 24 2000 10:50AM | archived | GTO | 400000 | 87 | Predehl |
| MS 1621.5+2640 | ACIS-I /NONE | 1/ 30.0/ 30.4 | Apr 24 2000 7:45PM | archived | GTO | 800054 | 546 | VANSPEYBROECK |
| 44 BOO | ACIS-S /HETG | 1/ 60.0/ 59.9 | Apr 25 2000 4:33AM | archived | GTO | 200012 | 14 | Linsky |
| AX J1951+5609 | ACIS-I /NONE | 1/ 6.0/ 7.0 | Apr 25 2000 9:43PM | archived | GO | 900012 | 940 | Takahashi |
| V404 CYG | ACIS-S /NONE | 1/ 10.0/ 10.6 | Apr 26 2000 4:44PM | archived | GTO | 400010 | 97 | Murray |
| NGC 4258 | HRC-S /LETG | 1/ 150.0/ 151.0 | Apr 26 2000 8:13PM | archived | GO | 700115 | 810 | Cecil |
| NGC 5033 | ACIS-S /NONE | 1/ 2.0/ 2.9 | Apr 28 2000 2:32PM | archived | GTO | 700084 | 412 | Garmire |
| A1835 | ACIS-S /NONE | 1/ 10.0/ 10.8 | Apr 29 2000 7:21AM | archived | GTO | 800004 | 496 | Fabian |
| RX J1347-114 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Apr 29 2000 10:46AM | archived | GTO | 800015 | 507 | Fabian |
| NGC 5236 (M83) | ACIS-S /NONE | 1/ 50.0/ 51.6 | Apr 29 2000 2:15PM | archived | GO | 600096 | 793 | Rieke |
| VELA PULSAR | ACIS-S /NONE | 1/ 10.0/ 10.8 | Apr 30 2000 5:14AM | archived | GTO | 500015 | 128 | Garmire |
| E0102-72.3 [Chip I1, T=120, Offsets=-7,-1,0] | ACIS-I /NONE | 1/ 8.0/ 8.4 | Apr 30 2000 8:40AM | archived | CAL | 590113 | 444 | Calibration |
| E0102-72.3 [Chip I1, T=120, Offsets=-4,-1,0] | ACIS-I /NONE | 1/ 8.0/ 8.0 | Apr 30 2000 11:12AM | archived | CAL | 590114 | 445 | Calibration |
| 1E 0056.8-7154 | ACIS-S /NONE | 1/ 13.3/ 14.1 | Apr 30 2000 1:43PM | archived | GTO | 300007 | 82 | Murray |
| V1223 SGR | ACIS-S /HETG | 1/ 50.0/ 52.1 | Apr 30 2000 4:41PM | archived | GO | 300018 | 649 | Mukai |
| NGC 3603 | ACIS-I /NONE | 1/ 50.0/ 49.8 | May 1 2000 11:44PM | archived | GO | 200058 | 633 | Corcoran |
| PMN J1131+0455 | ACIS-S /NONE | 1/ 7.5/ 7.6 | May 2 2000 2:12PM | archived | GTO | 700095 | 423 | Garmire |
| NGC 4579 | ACIS-S /NONE | 1/ 35.0/ 35.6 | May 2 2000 4:45PM | archived | GO | 700112 | 807 | Eracleous |
| CL 0848.6+4453 | ACIS-I /NONE | 1/ 65.0/ 62.1 | May 3 2000 2:57AM | archived | GO | 800103 | 1708 | Stanford |
| XTE J1550-564 (OUTBURST RISE) | ACIS-S /HETG | 1/ 2.0/ 2.1 | May 3 2000 9:26PM | archived | TOO | 400047 | 680 | Lewin |
| CL 0848.6+4453 | ACIS-I /NONE | 1/ 125.0/ 126.7 | May 4 2000 3:10PM | archived | GO | 800103 | 927 | Stanford |
| NGC 4261 | ACIS-S /NONE | 1/ 35.0/ 35.1 | May 6 2000 2:49AM | archived | GO | 700139 | 834 | Birkinshaw |
| XTE J1550-564 (OUTBURST RISE) | ACIS-S /HETG | 1/ 2.0/ 2.1 | May 6 2000 1:17PM | archived | TOO | 400048 | 681 | Lewin |
| SN 1993J | ACIS-S /NONE | 1/ 50.0/ 50.5 | May 7 2000 6:00AM | archived | GO | 500031 | 735 | Swartz |
| PROXIMA CENTAURI | ACIS-S /NONE | 1/ 30.0/ 29.8 | May 7 2000 10:53PM | archived | GO | 200066 | 49899 | Linsky |
| XTE J1550-564 (OUTBURST RISE) | ACIS-S /NONE | 1/ 2.0/ 2.5 | May 8 2000 11:00PM | archived | TOO | 400049 | 682 | Lewin |
| PROXIMA CENTAURI | ACIS-S /NONE | 1/ 16.0/ 19 | May 9 2000 12:01AM | archived | GO | 200066 | 641 | Linsky |
| ZW 3146 | ACIS-I /NONE | 1/ 50.0/ 46.5 | May 10 2000 3:42AM | archived | GO | 800085 | 909 | Forman |
| NGC 6543 | ACIS-S /NONE | 1/ 50.0/ 46.6 | May 10 2000 5:14PM | archived | GO | 200055 | 630 | Chu |
| RX J2247+0337 | ACIS-I /NONE | 1/ 50.0/ 49.5 | May 11 2000 6:43AM | archived | GO | 800087 | 911 | Vikhlinin |
| 0509-67.5 | ACIS-S /NONE | 1/ 50.0/ 49.5 | May 12 2000 1:02PM | archived | GO | 500072 | 776 | Hughes |
| NGC 4736 | ACIS-S /NONE | 1/ 50.0/ 49.7 | May 13 2000 3:36AM | archived | GO | 700113 | 808 | Eracleous |
| A2199 | ACIS-S /NONE | 1/ 20.0/ 19.7 | May 13 2000 5:52PM | archived | GTO | 800005 | 497 | Fabian |
| MS 2053.7-0449 | ACIS-I /NONE | 1/ 45.0/ 44.8 | May 13 2000 11:57PM | archived | GTO | 800059 | 551 | VANSPEYBROECK |
| 1708-408 | ACIS-S /NONE | 1/ 1.0/ 1.2 | May 15 2000 4:10AM | archived | GO | 400028 | 661 | VANDERKLIS |
| NGC 6752 | ACIS-S /NONE | 1/ 30.0/ 29.8 | May 15 2000 4:55AM | archived | GO | 300027 | 948 | Lewin |
| Q0059-2735 | ACIS-S /NONE | 1/ 4.8/ 4.4 | May 15 2000 1:45PM | archived | GO | 700118 | 813 | Green |
| 1E 0035.4-7230 | ACIS-S /NONE | 1/ 5.7/ 6.0 | May 15 2000 3:33PM | archived | GTO | 300006 | 81 | Murray |
| ABELL 3128 | ACIS-I /NONE | 1/ 20.0/ 19.7 | May 15 2000 5:36PM | archived | GO | 800069 | 893 | ROSE |
| RHO OPH A | ACIS-I /NONE | 1/ 100.0/ 97.6 | May 16 2000 12:02AM | archived | GO | 200062 | 637 | Gagne |
| RX J0439.8-6809 | ACIS-S /NONE | 1/ 8.0/ 8.1 | May 17 2000 8:39PM | archived | GTO | 300008 | 83 | Murray |
| NGC 5128 | ACIS-I /NONE | 1/ 37.0/ 36.9 | May 17 2000 11:14PM | archived | GTO | 600112 | 962 | Murray |
| EX HYA | ACIS-S /HETG | 1/ 60.0/ 59.8 | May 18 2000 9:59AM | archived | DDT | 300041 | 1706 | Howell |
| BAL 1312+2319 | ACIS-S /NONE | 1/ 5.0/ 5.1 | May 19 2000 3:11AM | archived | GO | 700157 | 852 | Brotherton |
| MS 1455.0+2232 | ACIS-I /NONE | 1/ 10.0/ 9.9 | May 19 2000 5:02AM | archived | GTO | 800051 | 543 | VANSPEYBROECK |
| NGC 4374 (M84) | ACIS-S /NONE | 1/ 30.0/ 28.8 | May 19 2000 8:17AM | archived | GO | 600106 | 803 | Finoguenov |
| CAS A [Chip I3, T=120, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 3.0/ 3.4 | May 19 2000 5:27PM | archived | CAL | 590062 | 194 | Calibration |
| BAL 1556+3517 | ACIS-S /NONE | 1/ 5.0/ 5.6 | May 20 2000 11:08AM | archived | GO | 700158 | 853 | Brotherton |
| NGC 4244 | ACIS-S /NONE | 1/ 50.0/ 49.7 | May 20 2000 1:04PM | archived | GO | 900014 | 942 | Wang |
| CYGNUS A | ACIS-S /NONE | 1/ 35.0/ 35.1 | May 21 2000 3:31AM | archived | GTO | 700032 | 360 | Wilson |
| CAS A [Chip S3, T=120, Offsets=0,0,0] | ACIS-S /NONE | 1/ 3.0/ 2.5 | May 21 2000 1:43PM | archived | CAL | 590066 | 198 | Calibration |
| 4U 0142+61 | ACIS-S /NONE | 1/ 8.0/ 7.8 | May 21 2000 3:34PM | archived | GO | 500019 | 723 | Kouveliotou |
| 4U 0142+61 | ACIS-S /NONE | 1/ 5.0/ 5.9 | May 21 2000 6:15PM | archived | GO | 500020 | 724 | Kouveliotou |
| CYGNUS LOOP SW V | ACIS-I /NONE | 1/ 10.0/ 9.8 | May 21 2000 8:07PM | archived | GO | 500036 | 740 | Leahy |
| PSS 1435+3057 | ACIS-S /NONE | 1/ 2.5/ 2.9 | May 21 2000 11:28PM | archived | GO | 700185 | 880 | Bechtold |
| CEN CLUSTER | ACIS-S /NONE | 1/ 30.0/ 32.1 | May 22 2000 12:54AM | archived | GTO | 800012 | 504 | Fabian |
| XTE J1550-564 (OUTBURST DECAY) | ACIS-S /NONE | 1/ 1.2/ 2.4 | May 22 2000 10:15AM | archived | TOO | 400054 | 687 | Lewin |
| NGC 6652 | HRC-I /NONE | 1/ 1.8/ 1.6 | May 23 2000 2:42AM | archived | GO | 400089 | 722 | Grindlay |
| NGC 6441 | HRC-I /NONE | 1/ 2.1/ 2.3 | May 23 2000 3:29AM | archived | GO | 400088 | 721 | Grindlay |
| OPHIUCHI MOSAIC #4 | ACIS-I /NONE | 1/ 5.0/ 4.8 | May 23 2000 4:32AM | archived | GO | 200042 | 617 | MONTMERLE |
| 1735-269 | ACIS-S /NONE | 1/ 1.0/ 1.7 | May 23 2000 6:24AM | archived | GO | 400030 | 663 | VANDERKLIS |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,3] | ACIS-S /NONE | 1/ 8.0/ 7.8 | May 23 2000 7:08AM | archived | CAL | 590169 | 1716 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.6 | May 23 2000 9:30AM | archived | CAL | 590170 | 1717 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,-3] | ACIS-S /NONE | 1/ 8.0/ 7.6 | May 23 2000 11:53AM | archived | CAL | 590171 | 1718 | Calibration |
| G21.5-0.9 [Chip I1, T=120, Offsets=-7,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.7 | May 23 2000 2:34PM | archived | CAL | 590172 | 1719 | Calibration |
| G21.5-0.9 [Chip I1, T=120, Offsets=-5,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 23 2000 4:56PM | archived | CAL | 590173 | 1720 | Calibration |
| G21.5-0.9 [Chip I1, T=120, Offsets=-4,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 23 2000 7:18PM | archived | CAL | 590174 | 1721 | Calibration |
| G21.5-0.9 [Chip I1, T=120, Offsets=-2,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 23 2000 9:40PM | archived | CAL | 590175 | 1722 | Calibration |
| G21.5-0.9 [Chip I1, T=120, Offsets=-0,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 24 2000 12:03AM | archived | CAL | 590176 | 1723 | Calibration |
| G21.5-0.9 [Chip I3, T=120, Offsets=-5,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 24 2000 2:25AM | archived | CAL | 590177 | 1724 | Calibration |
| G21.5-0.9 [Chip I3, T=120, Offsets=-4,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 24 2000 4:47AM | archived | CAL | 590178 | 1725 | Calibration |
| G21.5-0.9 [Chip I3, T=120, Offsets=-2,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.6 | May 24 2000 7:09AM | archived | CAL | 590179 | 1726 | Calibration |
| G21.5-0.9 [Chip S2, T=120, Offsets=5,0,1] | ACIS-S /NONE | 1/ 8.0/ 7.8 | May 24 2000 9:50AM | archived | CAL | 590180 | 1727 | Calibration |
| G21.5-0.9 [Chip S2, T=120, Offsets=5,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.6 | May 24 2000 12:13PM | archived | CAL | 590181 | 1728 | Calibration |
| G21.5-0.9 [Chip S2, T=120, Offsets=5,0,3] | ACIS-S /NONE | 1/ 8.0/ 7.6 | May 24 2000 2:35PM | archived | CAL | 590182 | 1729 | Calibration |
| NGC 5846 | ACIS-S /NONE | 1/ 30.0/ 30.2 | May 24 2000 5:29PM | archived | GO | 600091 | 788 | Trinchieri |
| ABELL 2104 | ACIS-S /NONE | 1/ 50.0/ 49.8 | May 25 2000 7:02PM | archived | GO | 800071 | 895 | Houck |
| 1217+301 | HRC-I /NONE | 1/ 10.0/ 10.0 | May 26 2000 9:25AM | archived | GO | 700154 | 849 | Laurent-Muehleisen |
| CYGNUS A | ACIS-S /NONE | 1/ 10.0/ 10.1 | May 26 2000 12:47PM | archived | GTO | 700264 | 1707 | Wilson |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | May 26 2000 4:01PM | archived | GTO | 600008 | 248 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | May 26 2000 4:27PM | archived | GTO | 600020 | 260 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.2 | May 26 2000 4:52PM | archived | GTO | 600032 | 272 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | May 26 2000 5:18PM | archived | GTO | 600044 | 284 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.2 | May 26 2000 5:43PM | archived | GTO | 600056 | 296 | Murray |
| AXAF Southern Deep Field - ACIS-I | ACIS-I /NONE | 1/ 56.3/ 56.6 | May 27 2000 1:35AM | archived | GTO | 900003 | 441 | GIACCONI |
| E0102-72.3 [Chip S3, T=120, Offsets=-1,2,0] | ACIS-S /NONE | 1/ 10.0/ 9.8 | May 28 2000 9:16AM | archived | CAL | 590009 | 141 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=-1,-2,0] | ACIS-S /NONE | 1/ 10.0/ 9.6 | May 28 2000 12:11PM | archived | CAL | 590168 | 1702 | Calibration |
| Q1127-145 | ACIS-S /NONE | 1/ 30.0/ 30.1 | May 28 2000 3:35PM | archived | GO | 700171 | 866 | Bechtold |
| PG 1254+047 | ACIS-S /NONE | 1/ 40.0/ 39.7 | May 29 2000 12:22AM | archived | GO | 700137 | 832 | Hamann |
| MRK 421 | ACIS-S /HETG | 1/ 20.0/ 19.8 | May 29 2000 11:57AM | archived | DDT | 700265 | 1714 | FRUSCIONE |
| MRK 421 | HRC-S /LETG | 1/ 20.0/ 19.8 | May 29 2000 5:53PM | archived | DDT | 700266 | 1715 | FRUSCIONE |
| PSR J0437-4715 | ACIS-S /NONE | 1/ 30.0/ 28.1 | May 30 2000 12:11AM | archived | GO | 500037 | 741 | Pavlov |
| XTE J1550-564 (OUTBURST DECAY) | ACIS-S /HETG | 1/ 1.2/ 3.1 | May 30 2000 8:30AM | archived | TOO | 400056 | 689 | Lewin |
| 1736-297 | ACIS-S /NONE | 1/ 1.0/ 1.2 | May 31 2000 1:39AM | archived | GO | 400032 | 665 | VANDERKLIS |
| PKS 2155-304 | ACIS-S /LETG | 1/ 26.7/ 26.1 | May 31 2000 2:24AM | archived | CAL | 700261 | 1703 | Calibration |
| PKS 2155-304 | HRC-S /LETG | 1/ 26.7/ 25.9 | May 31 2000 9:48AM | archived | CAL | 700262 | 1704 | BRINKMAN |
| PKS 2155-304 | ACIS-S /HETG | 1/ 26.7/ 25.8 | May 31 2000 5:40PM | archived | CAL | 700263 | 1705 | Calibration |
| M31 TRANSIENT TBD | ACIS-S /NONE | 1/ 5.0/ 5.1 | Jun 1 2000 1:42AM | archived | GTO | 600069 | 309 | Murray |
| NGC 7027 | ACIS-S /NONE | 1/ 20.0/ 18.4 | Jun 1 2000 3:33AM | archived | GO | 200069 | 588 | Kastner |
| 3C 351 | ACIS-S /NONE | 1/ 10.0/ 9.8 | Jun 1 2000 9:09AM | archived | GTO | 700107 | 435 | Murray |
| AX J1510+0742 | ACIS-I /NONE | 1/ 5.0/ 4.9 | Jun 1 2000 12:17PM | archived | GO | 900011 | 939 | Takahashi |
| Q1422+231 | ACIS-S /NONE | 1/ 30.0/ 28.7 | Jun 1 2000 2:09PM | archived | GTO | 700039 | 367 | Garmire |
| XTE J1550-564 (OUTBURST DECAY) | ACIS-S /HETG | 1/ 1.2/ 2.5 | Jun 1 2000 11:28PM | archived | TOO | 400057 | 690 | Lewin |
| NGC 5506 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Jun 2 2000 6:03PM | archived | GTO | 700029 | 357 | Wilson |
| PG 1115+080 | ACIS-S /NONE | 1/ 30.0/ 26.8 | Jun 2 2000 6:47PM | archived | GTO | 700035 | 363 | Garmire |
| AXAF Southern Deep Field | ACIS-I /NONE | 1/ 141.7/ 132.1 | Jun 3 2000 3:01AM | archived | GTO | 900003 | 582 | GIACCONI |
| PSR B0540-69 | HRC-I /NONE | 1/ 10.0/ 10 | Jun 5 2000 7:20AM | scheduled | CAL | 590183 | 1734 | Calibration |
| B1138-262 | ACIS-S /NONE | 1/ 40.0/ 39.9 | Jun 6 2000 4:30AM | archived | GO | 800074 | 898 | Carilli |
| V1494AQL | ACIS-I /NONE | 1/ 5.0/ 5.1 | Jun 7 2000 3:07AM | archived | GO | 300036 | 89 | Starrfield |
| VEGA | ACIS-S /NONE | 1/ 3.0/ 3 | Jun 7 2000 4:58AM | scheduled | CAL | 290006 | 37 | Calibration |
| VEGA | HRC-I /NONE | 1/ 3.0/ 2.8 | Jun 7 2000 5:58AM | archived | CAL | 290000 | 31 | Calibration |
| VEGA | HRC-S /NONE | 1/ 3.0/ 2.8 | Jun 7 2000 6:57AM | archived | CAL | 290001 | 32 | Calibration |
| AX J1025+4714 | ACIS-I /NONE | 1/ 2.5/ 2.3 | Jun 7 2000 11:47PM | archived | GO | 900009 | 937 | Takahashi |
| CEN CLUSTER | ACIS-S /NONE | 1/ 10.0/ 10.0 | Jun 8 2000 1:16AM | archived | GTO | 800013 | 505 | Fabian |
| CIR X-1 | ACIS-S /HETG | 1/ 15.0/ 15.3 | Jun 8 2000 4:30AM | archived | GO | 400073 | 1700 | Brandt |
| XTE J1550-564 (0.05 CRAB) | ACIS-S /HETG | 1/ 6.0/ 6.0 | Jun 9 2000 12:07PM | archived | TOO | 400046 | 679 | Lewin |
| 4U 1735-44 | ACIS-S /HETG | 1/ 25.0/ 24.9 | Jun 9 2000 2:15PM | archived | GO | 400071 | 704 | Vrtilek |
| 1746-331 | ACIS-S /NONE | 1/ 1.0/ 1.6 | Jun 9 2000 9:32PM | archived | GO | 400034 | 667 | VANDERKLIS |
| 1711-339 | ACIS-S /NONE | 1/ 1.0/ 0.9 | Jun 9 2000 10:13PM | archived | GO | 400029 | 662 | VANDERKLIS |
| HD 113703 | ACIS-S /NONE | 1/ 12.5/ 12.7 | Jun 10 2000 3:44PM | archived | GO | 200051 | 626 | Linsky |
| HD 129791 | ACIS-S /NONE | 1/ 6.9/ 6.5 | Jun 10 2000 7:31PM | archived | GO | 200052 | 627 | Linsky |
| HE 1104-1805 | ACIS-S /NONE | 1/ 49.0/ 49.1 | Jun 10 2000 9:54PM | archived | GTO | 700047 | 375 | Murray |
| MS 1008.1-1224 | ACIS-I /NONE | 1/ 45.0/ 44.7 | Jun 11 2000 11:59AM | archived | GO | 800102 | 926 | Ellingson |
| PSS 1443+2724 | ACIS-S /NONE | 1/ 2.1/ 2.2 | Jun 12 2000 1:02AM | archived | GO | 700186 | 881 | Bechtold |
| NGC 4472 | ACIS-S /NONE | 1/ 40.0/ 40.0 | Jun 12 2000 2:05AM | archived | GTO | 600081 | 321 | Mushotzky |
| M82 | ACIS-I /NONE | 1/ 5.0/ 5.0 | Jun 12 2000 1:48PM | archived | GTO | 700052 | 380 | Murray |
| SERPENS X-1 | ACIS-S /HETG | 1/ 80.0/ 78.0 | Jun 13 2000 5:53AM | archived | GO | 400067 | 700 | Swank |
| 1812-12 | ACIS-S /NONE | 1/ 1.0/ 1.0 | Jun 14 2000 4:01AM | archived | GO | 400037 | 670 | VANDERKLIS |
| 3C 273 | ACIS-S /NONE | 1/ 30.0/ 28.0 | Jun 14 2000 5:47AM | archived | CAL | 790053 | 1711 | Calibration |
| 3C 273 | ACIS-S /NONE | 1/ 30.0/ 27.8 | Jun 14 2000 2:16PM | archived | CAL | 790054 | 1712 | Calibration |
| PSS 1317+3531 | ACIS-S /NONE | 1/ 2.5/ 2.8 | Jun 14 2000 10:30PM | archived | GO | 700184 | 879 | Bechtold |
| PSS 1057+4555 | ACIS-S /NONE | 1/ 3.3/ 2.9 | Jun 14 2000 11:33PM | archived | GO | 700183 | 878 | Bechtold |
| NGC 1399 | ACIS-S /HETG | 1/ 15.0/ 13.2 | Jun 15 2000 1:38AM | archived | GTO | 600214 | 49898 | Canizares |
| CIRCINUS GALAXY | ACIS-S /HETG | 1/ 67.0/ 61.3 | Jun 15 2000 10:19PM | archived | GTO | 700268 | 62877 | Garmire |
| CIRCINUS GALAXY | ACIS-S /HETG | 1/ 8.0/ 7.2 | Jun 15 2000 10:19PM | archived | GTO | 700046 | 374 | Garmire |
| NGC 1399 | ACIS-S /HETG | 1/ 43.0/ 44.0 | Jun 16 2000 6:18PM | archived | GTO | 600000 | 240 | Canizares |
| ARK 564 | ACIS-S /HETG | 1/ 50.0/ 49.3 | Jun 17 2000 7:09AM | archived | GO | 700168 | 863 | Leighly |
| TZ CRB | ACIS-S /HETG | 1/ 85.0/ 84.8 | Jun 18 2000 1:59PM | archived | GTO | 200013 | 15 | Linsky |
| GX 301-2 | ACIS-S /HETG | 1/ 40.0/ 40.0 | Jun 19 2000 2:20PM | archived | GTO | 400016 | 103 | Canizares |
| NGC 4395 | ACIS-S /NONE | 1/ 20.0/ 17.1 | Jun 20 2000 2:19AM | archived | GO | 700187 | 882 | Filippenko |
| M51 | ACIS-S /NONE | 1/ 15.0/ 15.0 | Jun 20 2000 8:23AM | archived | GTO | 700026 | 354 | Wilson |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 0.8 | Jun 21 2000 4:07AM | archived | GTO | 600057 | 297 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 21 2000 4:33AM | archived | GTO | 600045 | 285 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 21 2000 4:58AM | archived | GTO | 600033 | 273 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 21 2000 5:23AM | archived | GTO | 600021 | 261 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 21 2000 5:48AM | archived | GTO | 600009 | 249 | Murray |
| 0519-69.0 | ACIS-S /NONE | 1/ 40.0/ 39.5 | Jun 21 2000 6:48AM | archived | GTO | 500005 | 118 | HOLT |
| PSR B0540-69 | ACIS-S /NONE | 1/ 10.0/ 10.9 | Jun 21 2000 6:15PM | archived | CAL | 590189 | 1740 | Calibration |
| PSR B0540-69 | HRC-I /NONE | 1/ 10.0/ 10.0 | Jun 21 2000 9:09PM | archived | CAL | 590184 | 1735 | Calibration |
| PSR B0540-69 | HRC-I /NONE | 1/ 10.0/ 10.0 | Jun 22 2000 12:03AM | archived | CAL | 590185 | 1736 | Calibration |
| PSR B0540-69 | HRC-I /NONE | 1/ 10.0/ 10.0 | Jun 22 2000 2:56AM | archived | CAL | 590190 | 1741 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 10.0/ 9.7 | Jun 22 2000 5:49AM | archived | CAL | 590186 | 1737 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 10.0/ 10.0 | Jun 22 2000 8:42AM | archived | CAL | 590187 | 1738 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 6.7/ 6.9 | Jun 22 2000 11:36AM | archived | CAL | 590194 | 1745 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 1.0/ 0.4 | Jun 22 2000 1:37PM | archived | CAL | 590188 | 1739 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 1.0/ 0.4 | Jun 22 2000 1:50PM | archived | CAL | 590191 | 1742 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 1.0/ 0.4 | Jun 22 2000 2:04PM | archived | CAL | 590192 | 1743 | Calibration |
| PSR B0540-69 | HRC-S /NONE | 1/ 1.0/ 0.3 | Jun 22 2000 2:17PM | archived | CAL | 590193 | 1744 | Calibration |
| MS 1006.0+1202 | ACIS-I /NONE | 1/ 30.0/ 29.7 | Jun 22 2000 2:59PM | archived | GO | 800101 | 925 | Ellingson |
| OPHIUCHI MOSAIC #1 | ACIS-I /NONE | 1/ 5.0/ 5.0 | Jun 22 2000 11:51PM | archived | GO | 200043 | 618 | MONTMERLE |
| CEN X-4 | ACIS-S /NONE | 1/ 10.0/ 10.5 | Jun 23 2000 1:41AM | archived | GO | 400080 | 713 | BILDSTEN |
| A1413 | ACIS-I /NONE | 1/ 10.0/ 9.6 | Jun 23 2000 8:59PM | archived | GTO | 800045 | 537 | VANSPEYBROECK |
| BD CLUSTER 1338 | ACIS-I /NONE | 1/ 40.0/ 38.1 | Jun 24 2000 12:06AM | archived | GO | 800096 | 920 | Helfand |
| RBS 1223 | ACIS-S /NONE | 1/ 10.0/ 10.2 | Jun 24 2000 11:11AM | archived | GO | 500027 | 731 | HASINGER |
| NGC 4736 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Jun 24 2000 2:18PM | archived | GTO | 700082 | 410 | Garmire |
| ARP 220 | ACIS-S /NONE | 1/ 60.0/ 57.1 | Jun 24 2000 3:19PM | archived | GO | 700174 | 869 | Clements |
| 3C 324 | ACIS-S /NONE | 1/ 45.0/ 42.6 | Jun 25 2000 7:26AM | archived | GTO | 800064 | 326 | Mushotzky |
| PKS 1830-211 | ACIS-S /HETG | 1/ 50.0/ 48.2 | Jun 26 2000 12:39PM | archived | GTO | 700043 | 371 | Garmire |
| SS 433 (EAST JET) | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jun 27 2000 3:53AM | archived | GO | 400026 | 659 | Fender |
| Q2345+007 | ACIS-S /NONE | 1/ 80.0/ 75.1 | Jun 27 2000 7:28AM | archived | GO | 700166 | 861 | Green |
| NGC 1291 | ACIS-S /NONE | 1/ 40.0/ 39.6 | Jun 27 2000 10:15PM | archived | GO | 600098 | 795 | Irwin |
| PICTOR A | ACIS-S /NONE | 1/ 5.0/ 5.5 | Jun 28 2000 9:41AM | archived | GTO | 700018 | 443 | Wilson |
| A907 | ACIS-I /NONE | 1/ 10.0/ 11.1 | Jun 29 2000 2:38AM | archived | GTO | 800043 | 535 | VANSPEYBROECK |
| 1156+295 | ACIS-I /NONE | 1/ 75.0/ 74.8 | Jun 29 2000 6:10AM | archived | GO | 700179 | 874 | Coppi |
| NGC 4565 | ACIS-S /NONE | 1/ 2.0/ 2.8 | Jun 30 2000 3:28AM | archived | GTO | 700076 | 404 | Garmire |
| NGC 6121 | ACIS-S /NONE | 1/ 25.0/ 26.1 | Jun 30 2000 4:42AM | archived | GO | 300025 | 946 | Lewin |
| KEPLER SNR | ACIS-S /NONE | 1/ 50.0/ 49.4 | Jun 30 2000 12:24PM | archived | GTO | 500003 | 116 | HOLT |
| GRO J1655-40 | ACIS-S /NONE | 1/ 43.0/ 43.0 | Jul 1 2000 7:25PM | archived | GTO | 400012 | 99 | Garmire |
| HCG 90 | ACIS-I /NONE | 1/ 50.0/ 50.1 | Jul 2 2000 8:03AM | archived | GO | 800081 | 905 | Bothun |
| M31 TRANSIENT TBD | ACIS-S /NONE | 1/ 5.0/ 5.1 | Jul 2 2000 10:30PM | archived | GTO | 600070 | 310 | Murray |
| E0102-72.3 [Chip S3, T=110, Offsets=-1,2,0] | ACIS-S /NONE | 1/ 8.0/ 8.0 | Jul 3 2000 1:17AM | archived | CAL | 590216 | 1803 | Calibration |
| E0102-72.3 [Chip S3, T=110, Offsets=-1,-2,0] | ACIS-S /NONE | 1/ 8.0/ 7.6 | Jul 3 2000 3:38AM | archived | CAL | 590215 | 1789 | Calibration |
| E0102-72.3 [Chip I3, T=110, Offsets=-5,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.8 | Jul 3 2000 6:18AM | archived | CAL | 590209 | 1783 | Calibration |
| E0102-72.3 [Chip I3, T=110, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.6 | Jul 3 2000 8:38AM | archived | CAL | 590210 | 1784 | Calibration |
| E0102-72.3 [Chip I3, T=110, Offsets=-0,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.6 | Jul 3 2000 10:59AM | archived | CAL | 590211 | 1785 | Calibration |
| E0102-72.3 [Chip I1, T=110, Offsets=-7,-1,0] | ACIS-I /NONE | 1/ 8.0/ 7.6 | Jul 3 2000 1:19PM | archived | CAL | 590212 | 1786 | Calibration |
| E0102-72.3 [Chip I1, T=110, Offsets=-4,-1,0] | ACIS-I /NONE | 1/ 8.0/ 7.6 | Jul 3 2000 3:40PM | archived | CAL | 590213 | 1787 | Calibration |
| OPHIUCHI MOSAIC #10 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 4 2000 10:31AM | archived | GO | 200047 | 622 | MONTMERLE |
| OPHIUCHI MOSAIC #8 | ACIS-I /NONE | 1/ 5.0/ 4.4 | Jul 4 2000 12:02PM | archived | GO | 200045 | 620 | MONTMERLE |
| NGC 6440 | ACIS-S /NONE | 1/ 25.0/ 23.5 | Jul 4 2000 1:49PM | archived | GO | 300026 | 947 | Lewin |
| VB 10 | ACIS-S /NONE | 1/ 13.0/ 12.4 | Jul 4 2000 8:59PM | archived | GO | 200041 | 616 | FLEMING |
| G21.5-0.9 [Chip S3, T=110, Offsets=-1,0,3] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jul 5 2000 1:34AM | archived | CAL | 590195 | 1769 | Calibration |
| G21.5-0.9 [Chip S3, T=110, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 3:48AM | archived | CAL | 590196 | 1770 | Calibration |
| G21.5-0.9 [Chip S3, T=110, Offsets=-1,0,-3] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 6:03AM | archived | CAL | 590197 | 1771 | Calibration |
| G21.5-0.9 [Chip S2, T=110, Offsets=5,0,1] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 8:17AM | archived | CAL | 590206 | 1780 | Calibration |
| G21.5-0.9 [Chip S2, T=110, Offsets=5,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 10:32AM | archived | CAL | 590207 | 1781 | Calibration |
| G21.5-0.9 [Chip S2, T=110, Offsets=5,0,-3] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 12:46PM | archived | CAL | 590208 | 1782 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-7,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jul 5 2000 3:20PM | archived | CAL | 590198 | 1772 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-5,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 5:35PM | archived | CAL | 590199 | 1773 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-4,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 7:49PM | archived | CAL | 590200 | 1774 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-2,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 5 2000 10:04PM | archived | CAL | 590201 | 1775 | Calibration |
| G21.5-0.9 [Chip I1, T=110, Offsets=-0,0,-1] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 6 2000 12:18AM | archived | CAL | 590202 | 1776 | Calibration |
| G21.5-0.9 [Chip I3, T=110, Offsets=-5,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 6 2000 2:33AM | archived | CAL | 590203 | 1777 | Calibration |
| G21.5-0.9 [Chip I3, T=110, Offsets=-4,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 6 2000 4:47AM | archived | CAL | 590204 | 1778 | Calibration |
| G21.5-0.9 [Chip I3, T=110, Offsets=-2,0,2] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Jul 6 2000 7:02AM | archived | CAL | 590205 | 1779 | Calibration |
| A1423 | ACIS-I /NONE | 1/ 10.0/ 9.9 | Jul 7 2000 1:20AM | archived | GTO | 800046 | 538 | VANSPEYBROECK |
| NGC 4314 | ACIS-S /NONE | 1/ 2.0/ 1.9 | Jul 7 2000 4:33AM | archived | GTO | 700071 | 399 | Garmire |
| CB 58 | ACIS-S /NONE | 1/ 50.0/ 49.6 | Jul 7 2000 5:30AM | archived | GO | 600103 | 800 | Almaini |
| HD 135379 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Jul 7 2000 9:45AM | archived | GO | 200053 | 628 | Linsky |
| 1736-297 | ACIS-S /NONE | 1/ 12.0/ 12.1 | Jul 7 2000 3:43PM | archived | GO | 400033 | 666 | VANDERKLIS |
| GALACTIC CENTER ARC | ACIS-I /NONE | 1/ 50.0/ 49.3 | Jul 7 2000 7:29PM | archived | GO | 900017 | 945 | Yusef-Zadeh |
| W49B | ACIS-S /NONE | 1/ 55.0/ 54.5 | Jul 8 2000 9:54AM | archived | GTO | 500004 | 117 | HOLT |
| HCG 92 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Jul 9 2000 5:52PM | archived | GO | 600092 | 789 | Trinchieri |
| WR 147 | HRC-I /NONE | 1/ 5.0/ 4.8 | Jul 10 2000 12:28PM | archived | GO | 200032 | 607 | Pittard |
| VB 8 | ACIS-S /NONE | 1/ 9.0/ 9.1 | Jul 10 2000 2:28PM | archived | GO | 200040 | 615 | FLEMING |
| 1WGA J1340.1+2743 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Jul 10 2000 5:27PM | archived | GO | 900005 | 933 | Elvis |
| SN 1006-NE | ACIS-S /NONE | 1/ 75.0/ 68.9 | Jul 10 2000 9:05PM | archived | GO | 500028 | 732 | Long |
| M33 | ACIS-I /NONE | 1/ 50.0/ 50.0 | Jul 12 2000 8:53AM | archived | GO | 600145 | 1730 | McDowell |
| NGC 1333 | ACIS-I /NONE | 1/ 50.0/ 43.9 | Jul 12 2000 11:14PM | archived | GO | 200067 | 642 | Feigelson |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 0.9 | Jul 14 2000 4:47AM | archived | TOO | 100002 | 584 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Jul 14 2000 5:12AM | archived | TOO | 100002 | 1748 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Jul 14 2000 5:37AM | archived | TOO | 100002 | 1749 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Jul 14 2000 6:02AM | archived | TOO | 100002 | 1750 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Jul 14 2000 6:28AM | archived | TOO | 100002 | 1751 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Jul 14 2000 6:53AM | archived | TOO | 100002 | 1752 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Jul 14 2000 7:18AM | archived | TOO | 100002 | 1753 | Lisse |
| LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.3 | Jul 14 2000 7:43AM | archived | TOO | 100002 | 1754 | Lisse |
| NGC 4486 | ACIS-S /HETG | 1/ 40.0/ 38.5 | Jul 17 2000 4:22PM | archived | GTO | 600001 | 241 | Canizares |
| GX 9+1 | ACIS-S /HETG | 1/ 10.0/ 10.0 | Jul 18 2000 3:39AM | archived | GO | 400084 | 717 | Levine |
| GX 5-1 | ACIS-S /HETG | 1/ 10.0/ 10.5 | Jul 18 2000 6:57AM | archived | GO | 400083 | 716 | Levine |
| TW HYA | ACIS-S /HETG | 1/ 50.0/ 48.2 | Jul 18 2000 10:19AM | archived | GTO | 200003 | 5 | Canizares |
| X0918-54 | ACIS-S /HETG | 1/ 30.0/ 28.8 | Jul 19 2000 12:13AM | archived | GO | 400068 | 701 | Angelini |
| N132D | ACIS-S /HETG | 1/ 22.3/ 21.7 | Jul 19 2000 8:36AM | archived | GTO | 500008 | 121 | Canizares |
| N132D | ACIS-S /HETG | 1/ 77.6/ 73.9 | Jul 20 2000 6:49AM | archived | GTO | 500008 | 1828 | Canizares |
| HD 45348 | ACIS-S /HETG | 1/ 100.0/ 95.7 | Jul 21 2000 3:53AM | archived | GO | 200061 | 636 | Brown |
| PG 1404+226 | ACIS-S /HETG | 1/ 80.0/ 80.1 | Jul 22 2000 10:27PM | archived | GO | 700117 | 812 | Nandra |
| KES 73 | ACIS-S /NONE | 1/ 30.0/ 29.6 | Jul 23 2000 9:12PM | archived | GO | 500025 | 729 | Slane |
| TERZAN 5 | ACIS-I /NONE | 1/ 45.0/ 44.3 | Jul 24 2000 6:03AM | archived | GO | 300024 | 655 | Grindlay |
| SGR 1806-20 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Jul 24 2000 6:44PM | archived | GO | 500118 | 1827 | Vasisht |
| 1746-331 | ACIS-S /NONE | 1/ 3.0/ 4.0 | Jul 24 2000 8:35PM | archived | GO | 400035 | 668 | VANDERKLIS |
| G347.5-0.5 | ACIS-I /NONE | 1/ 30.0/ 30.0 | Jul 25 2000 2:44PM | archived | GO | 500032 | 736 | Slane |
| G347.5-0.5 | ACIS-I /NONE | 1/ 40.0/ 38.9 | Jul 25 2000 11:32PM | archived | GO | 500033 | 737 | Slane |
| 4U 1543-47 | ACIS-I /NONE | 1/ 10.0/ 9.9 | Jul 26 2000 10:50AM | archived | GO | 400044 | 677 | McClintock |
| ABELL 3266 | ACIS-I /NONE | 1/ 30.0/ 30.1 | Jul 26 2000 2:08PM | archived | GO | 800075 | 899 | Henriksen |
| CL J0542.8-4100 | ACIS-I /NONE | 1/ 54.0/ 51.0 | Jul 26 2000 10:56PM | archived | GO | 800090 | 914 | Ebeling |
| A2597 | ACIS-S /NONE | 1/ 40.0/ 39.8 | Jul 28 2000 5:30AM | archived | GO | 800098 | 922 | McNamara |
| ABELL 496 | ACIS-S /NONE | 1/ 20.0/ 19.1 | Jul 28 2000 5:09PM | archived | GO | 800107 | 931 | White |
| Q0054+144 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Jul 28 2000 10:54PM | archived | GO | 700170 | 865 | Bechtold |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 5.0/ 4.9 | Jul 29 2000 12:46AM | archived | GTO | 600071 | 311 | Murray |
| A2204 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Jul 29 2000 3:08AM | archived | GTO | 800007 | 499 | Fabian |
| KES 73 | ACIS-S /NONE | 1/ 10.0/ 10.4 | Jul 29 2000 6:22AM | archived | GO | 500026 | 730 | Slane |
| TERZAN 5 | ACIS-I /NONE | 1/ 5.0/ 5.4 | Jul 29 2000 9:37AM | archived | GO | 300023 | 654 | Grindlay |
| A2163 | ACIS-I /NONE | 1/ 10.0/ 9.5 | Jul 29 2000 11:28AM | archived | GTO | 800053 | 545 | VANSPEYBROECK |
| ABELL 1995 | ACIS-S /NONE | 1/ 48.0/ 58.2 | Jul 29 2000 2:37PM | archived | GO | 800082 | 906 | JOY |
| M87 | ACIS-S /NONE | 1/ 40.0/ 38.1 | Jul 29 2000 6:25PM | archived | GTO | 700024 | 352 | Wilson |
| M87 | ACIS-S /NONE | 1/ 14.0/ 14.1 | Jul 30 2000 8:58PM | archived | GTO | 700269 | 1808 | Wilson |
| 1WGA1226.9+3332 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Jul 31 2000 1:19AM | archived | GO | 900004 | 932 | Elvis |
| OPHIUCHI MOSAIC #9 | ACIS-I /NONE | 1/ 5.0/ 5.1 | Jul 31 2000 4:43AM | archived | GO | 200046 | 621 | MONTMERLE |
| SNR 0538-69.1 | HRC-S /NONE | 1/ 30.0/ 29.7 | Jul 31 2000 6:58AM | archived | GO | 500119 | 1829 | Wang |
| NGC 6397 | ACIS-I /NONE | 1/ 49.0/ 48.9 | Jul 31 2000 3:49PM | archived | GTO | 300004 | 79 | Murray |
| NGC 6500 | ACIS-S /NONE | 1/ 2.0/ 2.1 | Aug 1 2000 6:02AM | archived | GTO | 700088 | 416 | Garmire |
| SN1998S | ACIS-S /NONE | 1/ 20.0/ 20.0 | Aug 1 2000 7:04AM | archived | TOO | 500079 | 952 | Lewin |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 0.9 | Aug 1 2000 1:12PM | archived | TOO | 100004 | 586 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 1:38PM | archived | TOO | 100004 | 1762 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 2:03PM | archived | TOO | 100004 | 1763 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 2:28PM | archived | TOO | 100004 | 1764 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 2:53PM | archived | TOO | 100004 | 1765 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 3:18PM | archived | TOO | 100004 | 1766 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 3:39PM | archived | TOO | 100004 | 1767 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Aug 1 2000 4:04PM | archived | TOO | 100004 | 1768 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 4:29PM | archived | TOO | 100018 | 1747 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Aug 1 2000 4:54PM | archived | TOO | 100018 | 1830 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 5:20PM | archived | TOO | 100018 | 1831 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 5:45PM | archived | TOO | 100018 | 1832 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 6:10PM | archived | TOO | 100018 | 1833 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 6:35PM | archived | TOO | 100018 | 1834 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 7:00PM | archived | TOO | 100018 | 1835 | Lisse |
| Comet c/LINEAR 1999 S4 | ACIS-S /NONE | 1/ 1.0/ 1.1 | Aug 1 2000 7:30PM | archived | TOO | 100018 | 1836 | Lisse |
| LILLER 1 | HRC-I /NONE | 1/ 15.4/ 15.0 | Aug 2 2000 1:12PM | archived | GO | 400041 | 674 | Margon |
| Elais:N2 | ACIS-I /NONE | 1/ 75.0/ 74.3 | Aug 2 2000 6:01PM | archived | GO | 700192 | 887 | Almaini |
| Elais:N1 | ACIS-I /NONE | 1/ 75.0/ 73.9 | Aug 3 2000 2:54PM | archived | GO | 700193 | 888 | Almaini |
| CL J2302.8+0844 | ACIS-I /NONE | 1/ 110.0/ 109.9 | Aug 5 2000 3:19AM | archived | GO | 800094 | 918 | Ebeling |
| VEGA | HRC-S /NONE | 1/ 3.0/ 2.8 | Aug 6 2000 10:27AM | archived | CAL | 290087 | 1805 | Calibration |
| VEGA | HRC-S /NONE | 1/ 3.0/ 3.1 | Aug 6 2000 11:26AM | archived | CAL | 290088 | 1806 | Calibration |
| VEGA | HRC-S /NONE | 1/ 3.0/ 3.1 | Aug 6 2000 12:24PM | archived | CAL | 290089 | 1807 | Calibration |
| G11.2-0.3 | ACIS-S /NONE | 1/ 20.0/ 20 | Aug 6 2000 1:46PM | archived | GO | 500076 | 780 | Kaspi |
| GX 5-1 | ACIS-S /NONE | 1/ 7.0/ 6.9 | Aug 6 2000 7:50PM | archived | GTO | 400022 | 109 | Predehl |
| V1494 Aql | ACIS-I /NONE | 1/ 5.0/ 5.6 | Aug 6 2000 10:21PM | archived | GO | 300042 | 1709 | Starrfield |
| GX 13+1 | ACIS-I /NONE | 1/ 10.0/ 9.7 | Aug 7 2000 12:20AM | archived | GO | 400091 | 950 | Smith |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 19.9 | Aug 7 2000 7:35PM | archived | CAL | 390013 | 1795 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 19.7 | Aug 8 2000 1:21AM | archived | CAL | 390014 | 1796 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 19.7 | Aug 8 2000 7:03AM | archived | CAL | 390015 | 1797 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 19.6 | Aug 8 2000 12:45PM | archived | CAL | 390016 | 1798 | Calibration |
| MKN 478 | HRC-S /LETG | 1/ 75.0/ 80.8 | Aug 8 2000 7:50PM | archived | GO | 700191 | 886 | Edelson |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 20.1 | Aug 10 2000 12:00PM | archived | CAL | 390017 | 1799 | Calibration |
| PKS2155-304 | HRC-I /LETG | 1/ 20.0/ 19.8 | Aug 10 2000 5:43PM | archived | CAL | 390018 | 1800 | Calibration |
| PKS2155-304 | HRC-I /LETG | 1/ 10.0/ 13.7 | Aug 10 2000 11:25PM | archived | CAL | 390019 | 1801 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 21.1 | Aug 11 2000 3:23AM | archived | CAL | 390008 | 1790 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 21.1 | Aug 11 2000 9:32AM | archived | CAL | 390009 | 1791 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 21.1 | Aug 11 2000 3:39PM | archived | CAL | 390010 | 1792 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 21.1 | Aug 11 2000 9:44PM | archived | CAL | 390011 | 1793 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 20.0/ 21.1 | Aug 12 2000 3:49AM | archived | CAL | 390012 | 1794 | Calibration |
| CL J1113.1-2615 | ACIS-I /NONE | 1/ 106.0/ 105.9 | Aug 13 2000 1:36AM | archived | GO | 800091 | 915 | Ebeling |
| NGC 5506 | ACIS-S /NONE | 1/ 9.0/ 8.9 | Aug 14 2000 7:34AM | archived | GTO | 700030 | 358 | Wilson |
| V382Velorum1999 | ACIS-I /NONE | 1/ 10.0/ 10.1 | Aug 14 2000 10:35AM | archived | GO | 300043 | 1804 | Starrfield |
| G320.4-1.2 | ACIS-I /NONE | 1/ 20.0/ 19.2 | Aug 14 2000 1:53PM | archived | GO | 500050 | 754 | Kaspi |
| PSR B1706-44 | ACIS-S /NONE | 1/ 15.0/ 14.4 | Aug 14 2000 7:46PM | archived | GO | 500053 | 757 | Finley |
| SGR 1806-20 | ACIS-S /NONE | 1/ 33.0/ 32.6 | Aug 15 2000 6:10PM | archived | GO | 500042 | 746 | Vasisht |
| 2EG J1811-2339 | ACIS-I /NONE | 1/ 10.0/ 9.8 | Aug 16 2000 3:42AM | archived | GO | 500035 | 739 | Romani |
| NGC 253 | ACIS-S /NONE | 1/ 2.0/ 2.1 | Aug 16 2000 7:14AM | archived | GTO | 700055 | 383 | Garmire |
| NGC 1407 | ACIS-S /NONE | 1/ 50.0/ 49.1 | Aug 16 2000 8:18AM | archived | GO | 600094 | 791 | White |
| MITG J0414+0534 | ACIS-S /NONE | 1/ 7.5/ 7.3 | Aug 16 2000 10:30PM | archived | GTO | 700093 | 421 | Garmire |
| MBM 12 | ACIS-S /NONE | 1/ 100.0/ 98.8 | Aug 17 2000 1:04AM | archived | GO | 900015 | 943 | Smith |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 0.9 | Aug 18 2000 9:30AM | archived | GTO | 600011 | 251 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Aug 18 2000 9:56AM | archived | GTO | 600023 | 263 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Aug 18 2000 10:21AM | archived | GTO | 600035 | 275 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Aug 18 2000 10:46AM | archived | GTO | 600047 | 287 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Aug 18 2000 11:11AM | archived | GTO | 600059 | 299 | Murray |
| MS 0015.9+1609 | ACIS-I /NONE | 1/ 70.0/ 68.2 | Aug 18 2000 11:59AM | archived | GTO | 800028 | 520 | VANSPEYBROECK |
| A85 | ACIS-I /NONE | 1/ 40.0/ 38.9 | Aug 19 2000 7:26AM | archived | GO | 800080 | 904 | Sarazin |
| AWM 7 | ACIS-I /NONE | 1/ 50.0/ 48.4 | Aug 19 2000 6:45PM | archived | GO | 800084 | 908 | Burns |
| 0235+164 | ACIS-S /NONE | 1/ 30.0/ 30.6 | Aug 20 2000 11:59PM | archived | GO | 700189 | 884 | Turnshek |
| XTE J1550-564 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Aug 21 2000 9:08AM | archived | DDT | 400111 | 1845 | Tomsick |
| MCG -6-30-15 | ACIS-S /HETG | 1/ 125.0/ 128.2 | Aug 21 2000 10:53AM | archived | GTO | 700105 | 433 | Fabian |
| 4U 1728-16 | ACIS-S /HETG | 1/ 20.0/ 21.1 | Aug 22 2000 5:36AM | archived | GO | 400070 | 703 | Vrtilek |
| 4U 1700-37 | ACIS-S /HETG | 1/ 40.0/ 42.9 | Aug 22 2000 11:54AM | archived | GO | 400024 | 657 | Boroson |
| 4U 1822-37 | ACIS-S /HETG | 1/ 40.0/ 39.9 | Aug 23 2000 4:37PM | archived | GO | 400038 | 671 | KAHN |
| X2127+119 | ACIS-S /HETG | 1/ 20.0/ 20.0 | Aug 24 2000 4:44AM | archived | GO | 400042 | 675 | White |
| SS CYGNI | ACIS-S /HETG | 1/ 50.0/ 47.9 | Aug 24 2000 10:45AM | archived | GO | 300015 | 646 | Wheatley |
| NGC 1275 | ACIS-S /HETG | 1/ 25.0/ 25.0 | Aug 25 2000 12:35AM | archived | GTO | 700201 | 428 | Canizares |
| Q0836+7104 | ACIS-S /HETG | 1/ 14.0/ 14.1 | Aug 25 2000 7:59AM | archived | GTO | 700006 | 1802 | Canizares |
| ABELL 1835 | ACIS-S /HETG | 1/ 10.0/ 9.7 | Aug 25 2000 12:31PM | archived | GTO | 800019 | 49896 | Canizares |
| ABELL 1835 | ACIS-S /HETG | 1/ 127.0/ 127 | Aug 26 2000 8:04AM | archived | GTO | 800019 | 511 | Canizares |
| M31 TRANSIENT TBD | ACIS-I /NONE | 1/ 5.0/ 4.7 | Aug 27 2000 8:26PM | archived | GTO | 600072 | 312 | Murray |
| 0248+430 | ACIS-S /NONE | 1/ 30.0/ 31.2 | Aug 27 2000 10:17PM | archived | GO | 700190 | 885 | Turnshek |
| PKS 0745-191 | ACIS-S /NONE | 1/ 30.0/ 28.3 | Aug 28 2000 10:33PM | archived | GTO | 800016 | 508 | Fabian |
| VELA SHRAPNEL A | ACIS-S /NONE | 1/ 50.0/ 46.6 | Aug 29 2000 6:46AM | archived | GO | 500023 | 727 | TSUNEMI |
| RX J0439+0520 | ACIS-I /NONE | 1/ 10.0/ 9.7 | Aug 29 2000 8:21PM | archived | GTO | 800035 | 527 | VANSPEYBROECK |
| NGC 1052 | ACIS-S /NONE | 1/ 2.0/ 2.3 | Aug 29 2000 11:29PM | archived | GTO | 700057 | 385 | Garmire |
| M33 | ACIS-S /NONE | 1/ 50.0/ 46.8 | Aug 30 2000 12:30AM | archived | GO | 600089 | 786 | McDowell |
| NGC 404 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Aug 30 2000 1:46PM | archived | GTO | 700056 | 384 | Garmire |
| AX J2018+1139 | ACIS-I /NONE | 1/ 6.5/ 6.6 | Aug 30 2000 2:57PM | archived | GO | 900013 | 941 | Takahashi |
| 1E 1740.7-2942 | ACIS-I /NONE | 1/ 10.0/ 9.3 | Aug 30 2000 5:15PM | archived | GO | 400025 | 658 | Fender |
| 1746.7-3224 | ACIS-S /NONE | 1/ 7.0/ 6.8 | Aug 30 2000 8:23PM | archived | GO | 400036 | 669 | VANDERKLIS |
| G21.5-0.9 [HRC-S, Offsets=0,0,0 CENTER MCP] | HRC-S /NONE | 1/ 10.0/ 10.1 | Aug 31 2000 3:17PM | archived | CAL | 590016 | 148 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=-30,0,0 +Y MCP] | HRC-S /NONE | 1/ 10.0/ 10.4 | Aug 31 2000 6:17PM | archived | CAL | 590020 | 152 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=30,0,0 -Y MPC] | HRC-S /NONE | 1/ 10.0/ 10.4 | Aug 31 2000 9:18PM | archived | CAL | 590023 | 155 | Calibration |
| G21.5-0.9 [HRC-I, Offsets=0,0,0] | HRC-I /NONE | 1/ 30.0/ 30.1 | Sep 1 2000 12:19AM | archived | CAL | 590012 | 144 | Calibration |
| CYGNUS LOOP SE | ACIS-I /NONE | 1/ 47.0/ 47.3 | Sep 1 2000 9:14AM | archived | GO | 500030 | 734 | Graham |
| G21.5-0.9 [Chip I3, T=120, Offsets=-1,10,5] | ACIS-I /NONE | 1/ 8.0/ 8.1 | Sep 1 2000 10:53PM | archived | CAL | 590221 | 1841 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,1] | ACIS-S /NONE | 1/ 8.0/ 7.9 | Sep 2 2000 1:34AM | archived | CAL | 590218 | 1838 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,2,-1] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Sep 2 2000 3:56AM | archived | CAL | 590219 | 1839 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,5,-4] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Sep 2 2000 6:18AM | archived | CAL | 590220 | 1840 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,20,-4] | ACIS-I /NONE | 1/ 8.0/ 7.9 | Sep 2 2000 8:59AM | archived | CAL | 590223 | 1843 | Calibration |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,15,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Sep 2 2000 11:23AM | archived | CAL | 590222 | 1842 | Calibration |
| A2052 | ACIS-S /NONE | 1/ 37.0/ 37.2 | Sep 3 2000 6:14AM | archived | GO | 800066 | 890 | Sarazin |
| NGC 5273 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Sep 3 2000 5:00PM | archived | GTO | 700087 | 415 | Garmire |
| ZWCL 1358+6245 | ACIS-S /NONE | 1/ 55.0/ 54.7 | Sep 3 2000 5:56PM | archived | GTO | 800024 | 516 | Garmire |
| 3C 58 | ACIS-S /NONE | 1/ 50.0/ 51.2 | Sep 4 2000 9:43AM | archived | GO | 500024 | 728 | Slane |
| AX J0223+4212 | ACIS-I /NONE | 1/ 4.0/ 4.4 | Sep 5 2000 12:21AM | archived | GO | 900007 | 935 | Takahashi |
| A773 | ACIS-I /NONE | 1/ 10.0/ 11.4 | Sep 5 2000 2:05AM | archived | GTO | 800041 | 533 | VANSPEYBROECK |
| A586 | ACIS-I /NONE | 1/ 10.0/ 10.1 | Sep 5 2000 9:03PM | archived | GTO | 800038 | 530 | VANSPEYBROECK |
| 2A 0335+096 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Sep 6 2000 12:18AM | archived | GO | 800095 | 919 | FUKAZAWA |
| CL 0024+17 | ACIS-S /NONE | 1/ 40.0/ 40.3 | Sep 6 2000 6:19AM | archived | GO | 800105 | 929 | Hattori |
| EINSTEIN CROSS | ACIS-S /NONE | 1/ 30.0/ 30.6 | Sep 6 2000 6:06PM | archived | GTO | 700103 | 431 | Garmire |
| SBS 0335-052 | ACIS-I /NONE | 1/ 60.0/ 60.5 | Sep 7 2000 3:44AM | archived | GO | 600099 | 796 | Thuan |
| 1H 0253+193 | ACIS-S /NONE | 1/ 22.0/ 22.6 | Sep 8 2000 1:39PM | archived | GO | 900023 | 951 | Nousek |
| A383 | ACIS-I /NONE | 1/ 10.0/ 10.0 | Sep 8 2000 8:14PM | archived | GTO | 800032 | 524 | VANSPEYBROECK |
| CL J0152.7-1357 | ACIS-I /NONE | 1/ 37.0/ 36.9 | Sep 8 2000 11:28PM | archived | GO | 800089 | 913 | Ebeling |
| A209 | ACIS-I /NONE | 1/ 10.0/ 10.0 | Sep 9 2000 10:13AM | archived | GTO | 800030 | 522 | VANSPEYBROECK |
| A3667 | ACIS-I /NONE | 1/ 50.0/ 50.9 | Sep 9 2000 2:08PM | archived | GO | 800065 | 889 | Fusco-Femiano |
| R AQUARII | ACIS-S /NONE | 1/ 26.0/ 24.5 | Sep 10 2000 5:16AM | archived | GO | 300020 | 651 | Kellogg |
| GRS 1758-258 | HRC-I /NONE | 1/ 1.0/ 0.9 | Sep 11 2000 4:25AM | archived | GO | 400085 | 718 | Heindl |
| XTE J1550-564 | ACIS-S /NONE | 1/ 5.0/ 4.6 | Sep 11 2000 5:10AM | archived | DDT | 400112 | 1846 | Tomsick |
| NGC 6251 | ACIS-I /NONE | 1/ 40.0/ 37.4 | Sep 11 2000 7:15AM | archived | GO | 700152 | 847 | KERP |
| HR 1442 | HRC-I /NONE | 1/ 5.0/ 4.6 | Sep 11 2000 6:10PM | archived | GO | 200037 | 612 | Walter |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 11 2000 7:57PM | archived | GTO | 600060 | 300 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 11 2000 8:22PM | archived | GTO | 600048 | 288 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 11 2000 8:47PM | archived | GTO | 600036 | 276 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 11 2000 9:12PM | archived | GTO | 600024 | 264 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 11 2000 9:37PM | archived | GTO | 600012 | 252 | Murray |
| AR LAC-1 ECLIPSE (1) | ACIS-S /HETG | 1/ 35.0/ 32.5 | Sep 11 2000 10:22PM | archived | GTO | 200004 | 6 | Canizares |
| X1543-62 | ACIS-S /HETG | 1/ 30.0/ 27.7 | Sep 12 2000 8:32AM | archived | GO | 400069 | 702 | Angelini |
| SS CYG | ACIS-S /HETG | 1/ 35.0/ 36.9 | Sep 12 2000 5:19PM | archived | TOO | 300017 | 2307 | Mauche |
| SS CYG | ACIS-S /HETG | 1/ 65.0/ 60.3 | Sep 14 2000 9:28PM | archived | TOO | 300017 | 648 | Mauche |
| AR LAC-3 LAST QUAD (1) | ACIS-S /HETG | 1/ 7.5/ 7.5 | Sep 15 2000 4:42PM | archived | GTO | 200006 | 8 | Canizares |
| AR LAC-2 FIRST QUAD (1) | ACIS-S /HETG | 1/ 7.5/ 7.4 | Sep 16 2000 12:03PM | archived | GTO | 200005 | 7 | Canizares |
| 4U 1626-67 | ACIS-S /HETG | 1/ 40.0/ 39.9 | Sep 16 2000 3:13PM | archived | GTO | 400017 | 104 | Canizares |
| TAU SCO | ACIS-S /HETG | 1/ 65.0/ 59.9 | Sep 17 2000 2:53AM | archived | GO | 200063 | 638 | Cohen |
| AR LAC-4 ECLIPSE (2) | ACIS-S /HETG | 1/ 35.0/ 32.5 | Sep 17 2000 8:33PM | archived | GTO | 200007 | 9 | Canizares |
| TAU SCO | ACIS-S /HETG | 1/ 15.0/ 13.1 | Sep 18 2000 6:40AM | archived | GO | 200063 | 2305 | Cohen |
| 0509-67.5 | ACIS-S /HETG | 1/ 48.0/ 39.9 | Sep 19 2000 2:32AM | archived | GO | 500070 | 774 | KAHN |
| AR LAC-6 LAST QUAD (2) | ACIS-S /HETG | 1/ 7.5/ 7.2 | Sep 19 2000 2:51PM | archived | GTO | 200009 | 11 | Canizares |
| 0509-67.5 | ACIS-S /HETG | 1/ 52.0/ 49.4 | Sep 19 2000 6:09PM | archived | GO | 500070 | 2306 | KAHN |
| AR LAC-5 FIRST QUAD (2) | ACIS-S /HETG | 1/ 7.5/ 7.2 | Sep 20 2000 9:48AM | archived | GTO | 200008 | 10 | Canizares |
| TYCHO SNR | ACIS-S /NONE | 1/ 50.0/ 49.5 | Sep 20 2000 12:21PM | archived | GTO | 500002 | 115 | HOLT |
| M31 TRANSIENT TBD | ACIS-S /NONE | 1/ 6.1/ 6.0 | Sep 21 2000 6:05PM | archived | GTO | 600073 | 313 | Murray |
| IC 348 | ACIS-I /NONE | 1/ 50.0/ 52.9 | Sep 21 2000 8:14PM | archived | GO | 200031 | 606 | Preibisch |
| Betelgeuse | ACIS-I /NONE | 1/ 5.0/ 5.0 | Sep 22 2000 11:26AM | scheduled | CAL | 290091 | 1856 | Calibration |
| Betelgeuse | ACIS-S /NONE | 1/ 5.0/ 5.0 | Sep 22 2000 1:18PM | scheduled | CAL | 290090 | 1855 | Calibration |
| VELA BUL. D WAKE N | ACIS-I /NONE | 1/ 50.0/ 53.1 | Sep 22 2000 3:13PM | archived | GO | 500039 | 743 | Plucinsky |
| VELA BULLET D | ACIS-I /NONE | 1/ 30.0/ 31.0 | Sep 23 2000 6:05AM | archived | GO | 500040 | 744 | Plucinsky |
| BAL 2359-1241 | ACIS-S /NONE | 1/ 5.0/ 5.2 | Sep 23 2000 3:45PM | archived | GO | 700159 | 854 | Brotherton |
| Mispointing | ACIS-S /NONE | 1/ 40.0/ 40.0 | Sep 24 2000 10:33AM | archived | GTO | 500105 | 1039 | HOLT |
| NGC 1360 | HRC-S /LETG | 1/ 100.0/ 94.2 | Sep 25 2000 6:41AM | archived | GO | 200033 | 608 | Rauch |
| SIRIUS B | HRC-S /LETG | 2 observations/NA/NA | Sep 27 2000 12:56AM | archived | CAL | 280402, 280409 | 1452, 1459 | Calibration |
| X PERSEI (HD 24534) | HRC-S /LETG | 1/ 50.0/ 50.1 | Sep 27 2000 9:12AM | archived | GO | 400090 | 589 | Snow |
| H1504+65 | HRC-S /LETG | 1/ 25.0/ 25.1 | Sep 27 2000 11:39PM | archived | GTO | 200028 | 30 | Murray |
| V1494 Aql | HRC-S /LETG | 1/ 8.0/ 8.1 | Sep 28 2000 7:08AM | archived | GO | 300034 | 2308 | Starrfield |
| RX J0019.8+2156 | HRC-S /LETG | 1/ 50.0/ 51.7 | Sep 28 2000 10:20AM | archived | GTO | 300000 | 75 | Predehl |
| GRB000926 | ACIS-S /NONE | 1/ 10.0/ 13.2 | Sep 29 2000 4:40PM | archived | TOO | 500084 | 598 | Piro |
| YY GEM | HRC-S /LETG | 1/ 58.0/ 57.9 | Sep 29 2000 9:30PM | archived | GTO | 200026 | 28 | Predehl |
| AM HER | HRC-S /LETG | 1/ 24.0/ 24.1 | Sep 30 2000 2:13PM | archived | GO | 300014 | 645 | REINSCH |
| NGC 3516 | ACIS-S /LETG | 1/ 50.0/ 45.2 | Sep 30 2000 9:21PM | archived | GO | 700136 | 831 | Netzer |
| V1494 Aql | HRC-S /LETG | 1/ 17.0/ 18.2 | Oct 1 2000 10:27AM | archived | GO | 300034 | 72 | Starrfield |
| Z eta Pup | HRC-S /LETG | 1/ 25.0/ 24.9 | Oct 2 2000 9:15AM | archived | GTO | 200023 | 25 | Murray |
| MS 0906.5+1110 | ACIS-I /NONE | 1/ 30.0/ 30.1 | Oct 2 2000 6:19PM | archived | GO | 800100 | 924 | Ellingson |
| NGC 1587 GROUP | ACIS-I /NONE | 1/ 20.0/ 20.1 | Oct 3 2000 3:10AM | archived | GO | 800156 | 2217 | Ponman |
| AX J0431-0526 | ACIS-I /NONE | 1/ 4.0/ 3.9 | Oct 3 2000 9:12AM | archived | GO | 900008 | 936 | Takahashi |
| MACS J0257.1-2325 | ACIS-I /NONE | 1/ 20.0/ 20.1 | Oct 3 2000 10:46AM | archived | GTO | 800122 | 1654 | VANSPEYBROECK |
| MS 0302.7+1658 | ACIS-I /NONE | 1/ 10.0/ 10.1 | Oct 3 2000 4:49PM | archived | GTO | 800033 | 525 | VANSPEYBROECK |
| A781 | ACIS-I /NONE | 1/ 10.0/ 10.0 | Oct 3 2000 8:10PM | archived | GTO | 800042 | 534 | VANSPEYBROECK |
| PG 1115+407 | ACIS-I /NONE | 1/ 20.0/ 19.9 | Oct 3 2000 11:30PM | archived | GO | 700173 | 868 | Fiore |
| AX J1227+4421 | ACIS-I /NONE | 1/ 6.0/ 5.6 | Oct 4 2000 5:21AM | archived | GO | 900010 | 938 | Takahashi |
| CAS A | HRC-S /NONE | 1/ 50.0/ 48.8 | Oct 4 2000 11:00PM | archived | GTO | 500124 | 1857 | Murray |
| PSR J0218+4232 | HRC-S /NONE | 1/ 75.0/ 73.4 | Oct 5 2000 1:00PM | archived | GO | 400114 | 1853 | Kuiper |
| 3C 200 | ACIS-S /NONE | 1/ 15.0/ 14.8 | Oct 6 2000 9:55AM | archived | GO | 700143 | 838 | Worrall |
| RXJ0821 | ACIS-S /NONE | 1/ 10.0/ 9.5 | Oct 6 2000 2:20PM | archived | GTO | 800115 | 1647 | Fabian |
| PSR J0437-4715 | HRC-S /NONE | 1/ 20.0/ 19.7 | Oct 6 2000 5:35PM | archived | GO | 500121 | 1850 | Pavlov |
| PKS 2005-489 | ACIS-I /NONE | 1/ 6.0/ 5.9 | Oct 7 2000 3:14PM | archived | GO | 700147 | 842 | Pesce |
| CRA CLOUD CORE | ACIS-I /NONE | 1/ 20.0/ 19.9 | Oct 7 2000 5:22PM | archived | GTO | 200017 | 19 | Garmire |
| 2MASSJ222554+1958 | ACIS-I /NONE | 1/ 4.1/ 4.2 | Oct 7 2000 11:28PM | archived | GO | 700365 | 2175 | Wilkes |
| A2390 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Oct 8 2000 1:04AM | archived | GTO | 800008 | 500 | Fabian |
| B2 0055+30 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Oct 8 2000 4:23AM | archived | GO | 700160 | 855 | Worrall |
| 4C55.16 | ACIS-S /NONE | 1/ 9.0/ 9.1 | Oct 8 2000 6:20AM | archived | GTO | 800113 | 1645 | Fabian |
| HH 1 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Oct 8 2000 9:21AM | archived | GTO | 200019 | 21 | Garmire |
| MS 0451.6-0305 | ACIS-S /NONE | 1/ 45.0/ 44.7 | Oct 8 2000 3:10PM | archived | GO | 800078 | 902 | Donahue |
| GRB 000926 | ACIS-S /NONE | 1/ 33.0/ 32.6 | Oct 9 2000 4:47AM | archived | TOO | 500113 | 1047 | Kulkarni |
| GRO J0422+32 | ACIS-I /NONE | 1/ 20.0/ 19.0 | Oct 10 2000 7:13AM | archived | GO | 400043 | 676 | McClintock |
| A520 | ACIS-I /NONE | 1/ 10.0/ 9.5 | Oct 10 2000 12:57PM | archived | GTO | 800036 | 528 | VANSPEYBROECK |
| B2 0738+313 | ACIS-S /NONE | 1/ 29.0/ 28 | Oct 10 2000 4:04PM | archived | GTO | 700049 | 377 | Murray |
| ABELL 963 | ACIS-S /NONE | 1/ 40.0/ 36.7 | Oct 11 2000 12:13AM | archived | GO | 800079 | 903 | Allen |
| 3C 219 | ACIS-S /NONE | 1/ 20.0/ 19.2 | Oct 11 2000 10:58AM | archived | GO | 700132 | 827 | Brunetti |
| APM08279+5255 | ACIS-S /NONE | 1/ 10.0/ 9.2 | Oct 11 2000 4:34PM | archived | GTO | 700259 | 1643 | Garmire |
| NGC 507 | ACIS-S /NONE | 1/ 29.0/ 27.1 | Oct 11 2000 7:41PM | archived | GTO | 600077 | 317 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 0.8 | Oct 12 2000 3:30AM | archived | GTO | 600013 | 253 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Oct 12 2000 3:55AM | archived | GTO | 600025 | 265 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Oct 12 2000 4:20AM | archived | GTO | 600037 | 277 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Oct 12 2000 4:45AM | archived | GTO | 600049 | 289 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Oct 12 2000 5:10AM | archived | GTO | 600061 | 301 | Murray |
| NGC 720 | ACIS-S /NONE | 1/ 40.0/ 40.1 | Oct 12 2000 9:26PM | archived | GTO | 800000 | 492 | Garmire |
| A521 | ACIS-S /NONE | 1/ 40.0/ 39.6 | Oct 13 2000 9:01AM | archived | GO | 800111 | 430 | ARNAUD |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Oct 13 2000 8:34PM | archived | GO | 400101 | 1023 | Vrtilek |
| A133 | ACIS-S /NONE | 1/ 36.0/ 35.9 | Oct 13 2000 10:42PM | archived | GO | 800142 | 2203 | Sarazin |
| HE0230-2130 | ACIS-S /NONE | 1/ 15.0/ 14.9 | Oct 14 2000 9:10AM | archived | GTO | 700258 | 1642 | Garmire |
| RX J0925.7-4758 | ACIS-S /NONE | 1/ 1.0/ 1.2 | Oct 14 2000 1:54PM | archived | GTO | 300010 | 85 | Murray |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.2 | Oct 14 2000 3:16PM | archived | GO | 400102 | 1024 | Vrtilek |
| NGC 7582 | ACIS-S /NONE | 1/ 13.0/ 13.6 | Oct 14 2000 5:24PM | archived | GTO | 700108 | 436 | Murray |
| NGC 7582 | ACIS-S /NONE | 1/ 7.0/ 5.9 | Oct 15 2000 1:44PM | archived | GTO | 700108 | 2319 | Murray |
| G11.2-0.3 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Oct 15 2000 3:55PM | archived | GO | 500077 | 781 | Kaspi |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Oct 15 2000 7:14PM | archived | GO | 400103 | 1025 | Vrtilek |
| G11.2-0.3 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Oct 15 2000 9:58PM | archived | GO | 500077 | 2322 | Kaspi |
| G29.7-0.3 | ACIS-S /NONE | 1/ 40.0/ 37.7 | Oct 15 2000 11:40PM | archived | GO | 500044 | 748 | Helfand |
| 1E 0657-56 | ACIS-I /NONE | 1/ 28.0/ 26.1 | Oct 16 2000 10:56AM | archived | GTO | 800062 | 554 | Murray |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.4 | Oct 16 2000 6:38PM | archived | GO | 400104 | 1026 | Vrtilek |
| N63A | ACIS-S /NONE | 1/ 40.0/ 43.8 | Oct 16 2000 8:46PM | archived | GO | 500073 | 777 | Hughes |
| RBS380 | ACIS-I /NONE | 1/ 10.0/ 10.4 | Oct 17 2000 9:27AM | archived | GO | 800140 | 2201 | Schindler |
| NGC 2068 | ACIS-I /NONE | 1/ 100.0/ 95.0 | Oct 18 2000 5:35AM | archived | GO | 200100 | 1872 | Grosso |
| RXJ0819.6+6336 | ACIS-S /NONE | 1/ 15.0/ 15.1 | Oct 19 2000 8:30AM | archived | GO | 800138 | 2199 | EDGE |
| Mrk 231 | ACIS-S /NONE | 1/ 40.0/ 39.7 | Oct 19 2000 1:03PM | archived | GTO | 700389 | 1031 | Garmire |
| RBS797 | ACIS-I /NONE | 1/ 12.0/ 11.9 | Oct 20 2000 12:38AM | archived | GO | 800141 | 2202 | Schindler |
| ABELL 2255 | ACIS-I /NONE | 1/ 40.0/ 39.9 | Oct 20 2000 7:37PM | archived | GO | 800070 | 894 | Davis |
| 2251+134 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Oct 21 2000 7:17AM | archived | GO | 700336 | 2146 | Sambruna |
| RX J2129.6+0005 | ACIS-I /NONE | 1/ 10.0/ 10.0 | Oct 21 2000 10:32AM | archived | GTO | 800060 | 552 | VANSPEYBROECK |
| M31 TRANSIENT TBD | ACIS-S /NONE | 1/ 5.0/ 5.1 | Oct 21 2000 1:52PM | archived | GTO | 600074 | 314 | Murray |
| B2224+65 | ACIS-S /NONE | 1/ 50.0/ 49.7 | Oct 21 2000 3:37PM | archived | GO | 500051 | 755 | Cordes |
| ZWCL 1953 | ACIS-I /NONE | 1/ 25.0/ 25.1 | Oct 22 2000 6:03AM | archived | GTO | 800127 | 1659 | VANSPEYBROECK |
| 2MASSJ102724+1219 | ACIS-I /NONE | 1/ 2.9/ 3.4 | Oct 22 2000 1:28PM | archived | GO | 700351 | 2161 | Wilkes |
| A1361 | ACIS-S /NONE | 1/ 15.0/ 16.9 | Oct 22 2000 2:44PM | archived | GO | 800139 | 2200 | EDGE |
| NGC 3227 | HRC-S /LETG | 1/ 100.0/ 96.2 | Oct 23 2000 12:12PM | archived | GTO | 700207 | 1591 | Predehl |
| AD LEO | HRC-S /LETG | 1/ 50.0/ 48.4 | Oct 24 2000 3:13PM | archived | GTO | 200082 | 975 | Murray |
| KPD0005+5106 | HRC-S /LETG | 1/ 20.0/ 19.4 | Oct 25 2000 5:33AM | archived | GTO | 200083 | 976 | Murray |
| NGC 2541 | ACIS-S /NONE | 1/ 2.0/ 1.9 | Oct 26 2000 3:38AM | archived | GTO | 700251 | 1635 | Garmire |
| 0902+343 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Oct 26 2000 4:29AM | archived | GTO | 700212 | 1596 | Fabian |
| NGC 2683 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Oct 26 2000 7:29AM | archived | GTO | 700252 | 1636 | Garmire |
| 3C 212 | ACIS-S /NONE | 1/ 20.0/ 19.5 | Oct 26 2000 8:30AM | archived | GTO | 700106 | 434 | Murray |
| RX J0852.0-4622 | ACIS-I /NONE | 1/ 3.0/ 3.0 | Oct 26 2000 2:38PM | archived | GTO | 500098 | 1032 | Garmire |
| GRS 1758-258 | HRC-I /NONE | 1/ 10.0/ 10.0 | Oct 27 2000 8:34AM | archived | GO | 400131 | 1918 | Heindl |
| G0.9+0.1 | ACIS-S /NONE | 1/ 35.0/ 35.4 | Oct 27 2000 11:51AM | archived | GTO | 500102 | 1036 | Garmire |
| G208-45 | ACIS-I /NONE | 1/ 5.0/ 5.2 | Oct 27 2000 10:17PM | archived | GTO | 200080 | 973 | Garmire |
| NGC 6503 | ACIS-S /NONE | 1/ 2.0/ 2.0 | Oct 28 2000 12:09AM | archived | GTO | 700256 | 1640 | Garmire |
| 3C263 | ACIS-S /NONE | 1/ 50.0/ 49.8 | Oct 28 2000 6:03PM | archived | GO | 700316 | 2126 | Hardcastle |
| NGC 5457 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Oct 29 2000 8:16AM | archived | GO | 600199 | 2065 | Prestwich |
| 3C294 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Oct 29 2000 11:21AM | archived | GTO | 700204 | 1588 | Fabian |
| NGC 4414 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Oct 29 2000 5:16PM | archived | GTO | 700255 | 1639 | Garmire |
| NGC 4150 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Oct 29 2000 6:01PM | archived | GTO | 700254 | 1638 | Garmire |
| RXJ0911.4+0551 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Oct 29 2000 7:02PM | archived | GTO | 700245 | 1629 | Garmire |
| IC2560 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Oct 29 2000 10:17PM | archived | GTO | 700208 | 1592 | Fabian |
| SN 1999EM | ACIS-S /NONE | 1/ 30.0/ 26.7 | Oct 30 2000 1:38AM | archived | GO | 500145 | 1968 | Lewin |
| GSGP4X:082 | ACIS-S /NONE | 1/ 10.0/ 8.9 | Oct 30 2000 9:45AM | archived | GO | 900072 | 2245 | SHANKS |
| GSGP4X:057 | ACIS-S /NONE | 1/ 10.0/ 8.9 | Oct 30 2000 12:27PM | archived | GO | 900070 | 2243 | SHANKS |
| GSGP4X:069 | ACIS-S /NONE | 1/ 10.0/ 9.2 | Oct 30 2000 3:08PM | archived | GO | 900071 | 2244 | SHANKS |
| W44 CENTER | ACIS-S /NONE | 1/ 50.0/ 46.1 | Oct 31 2000 10:52AM | archived | GO | 500135 | 1958 | Shelton |
| V1701+6414 | ACIS-I /NONE | 1/ 55.0/ 50.1 | Nov 1 2000 12:09AM | archived | GTO | 800055 | 547 | VANSPEYBROECK |
| M31_3 | ACIS-S /NONE | 1/ 15.0/ 14.0 | Nov 1 2000 2:32PM | archived | GO | 600186 | 2052 | diStefano |
| NGC 891 | ACIS-S /NONE | 1/ 57.0/ 51.5 | Nov 1 2000 6:53PM | archived | GO | 600097 | 794 | Bregman |
| NGC 4485/4490 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Nov 3 2000 1:45AM | archived | GTO | 600136 | 1579 | Murray |
| NGC 3623 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Nov 3 2000 7:39AM | archived | GTO | 700253 | 1637 | Garmire |
| PG1115+080 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Nov 3 2000 8:40AM | archived | GTO | 700246 | 1630 | Garmire |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 23.9 | Nov 3 2000 12:01PM | archived | GO | 500171 | 1994 | HESTER |
| A401 | ACIS-I /NONE | 1/ 11.7/ 11.7 | Nov 3 2000 7:26PM | archived | GTO | 800026 | 2309 | Murray |
| NGC 1700 | ACIS-S /NONE | 1/ 46.0/ 43.3 | Nov 3 2000 11:10PM | archived | GO | 600203 | 2069 | Statler |
| 3C 207 | ACIS-S /NONE | 1/ 40.0/ 38.0 | Nov 4 2000 11:42AM | archived | GO | 700320 | 2130 | Brunetti |
| AGX~J104645+1140 | ACIS-I /NONE | 1/ 4.5/ 4.3 | Nov 4 2000 10:43PM | archived | GO | 900087 | 2260 | Ueda |
| AGX~J111432+4056 | ACIS-I /NONE | 1/ 1.6/ 1.3 | Nov 5 2000 12:19AM | archived | GO | 900088 | 2261 | Ueda |
| M31_1 | ACIS-S /NONE | 1/ 15.0/ 14.7 | Nov 5 2000 4:57PM | archived | GO | 600180 | 2046 | diStefano |
| M31_2 | ACIS-S /NONE | 1/ 15.0/ 14.7 | Nov 5 2000 9:16PM | archived | GO | 600183 | 2049 | diStefano |
| 3C15 | ACIS-S /NONE | 1/ 30.0/ 28.1 | Nov 6 2000 1:59AM | archived | GO | 700368 | 2178 | Birkinshaw |
| 3C31 | ACIS-S /NONE | 1/ 50.0/ 44.9 | Nov 6 2000 10:14AM | archived | GO | 700337 | 2147 | Hardcastle |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Nov 6 2000 11:49PM | archived | GO | 400105 | 1027 | Vrtilek |
| GSGP4X:109 | ACIS-S /NONE | 1/ 10.0/ 11.9 | Nov 7 2000 1:57AM | archived | GO | 900074 | 2247 | SHANKS |
| NGC 1291 | ACIS-S /NONE | 1/ 35.0/ 37.0 | Nov 7 2000 5:41AM | archived | GO | 600193 | 2059 | Prestwich |
| GSGP4X:114 | ACIS-S /NONE | 1/ 10.0/ 12.1 | Nov 8 2000 9:14AM | archived | GO | 900075 | 2248 | SHANKS |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.3 | Nov 8 2000 1:05PM | archived | GO | 400106 | 1028 | Vrtilek |
| AU MIC | ACIS-S /HETG | 1/ 60.0/ 59.5 | Nov 12 2000 8:07AM | archived | GTO | 200015 | 17 | Linsky |
| Z ANDROMEDAE | ACIS-S /HETG | 1/ 20.0/ 19.2 | Nov 13 2000 3:19PM | archived | DDT | 300053 | 2336 | Charles |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 9.5 | Nov 13 2000 9:41PM | archived | GO | 800147 | 2208 | Jernigan |
| MCG-5-23-16 | ACIS-S /HETG | 1/ 80.0/ 76.2 | Nov 14 2000 12:49AM | archived | GO | 700311 | 2121 | WEAVER |
| RX J0925.7-4758 | ACIS-S /HETG | 1/ 60.0/ 57.4 | Nov 14 2000 10:28PM | archived | GO | 300013 | 644 | Hartmann |
| A383 | ACIS-I /NONE | 1/ 20.0/ 19.5 | Nov 16 2000 7:38AM | archived | GTO | 800171 | 2320 | VANSPEYBROECK |
| MITG J0414+0534 | ACIS-S /NONE | 1/ 7.5/ 7.6 | Nov 16 2000 1:36PM | archived | GTO | 700094 | 422 | Garmire |
| A383 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Nov 16 2000 4:12PM | archived | GTO | 800172 | 2321 | VANSPEYBROECK |
| HCG 16 | ACIS-S /NONE | 1/ 13.0/ 12.7 | Nov 16 2000 10:07PM | archived | GO | 800099 | 923 | Mamon |
| M31 NUCLEUS/TRANS | ACIS-S /NONE | 1/ 5.0/ 5.1 | Nov 17 2000 2:17AM | archived | GTO | 600137 | 1580 | Murray |
| M31 - North 2 | HRC-I /NONE | 1/ 1.0/ 0.9 | Nov 17 2000 3:50AM | archived | GTO | 600062 | 302 | Murray |
| M31 - North 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 17 2000 4:15AM | archived | GTO | 600050 | 290 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 17 2000 4:40AM | archived | GTO | 600038 | 278 | Murray |
| M31 - South 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 17 2000 5:06AM | archived | GTO | 600026 | 266 | Murray |
| M31 - South 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 17 2000 5:31AM | archived | GTO | 600014 | 254 | Murray |
| AC114 | ACIS-S /NONE | 1/ 75.0/ 73.4 | Nov 17 2000 6:23AM | archived | GTO | 600119 | 1562 | Garmire |
| HE2149-2745 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Nov 18 2000 3:19AM | archived | GTO | 700260 | 1644 | Garmire |
| AQL X-1 | HRC-S /LETG | 1/ 10.0/ 10.3 | Nov 18 2000 10:09PM | archived | TOO | 400079 | 712 | BILDSTEN |
| ETA CAR | ACIS-S /HETG | 1/ 100.0/ 90.6 | Nov 19 2000 3:03AM | archived | GO | 200057 | 632 | Corcoran |
| NGC 3368 | ACIS-S /NONE | 1/ 2.0/ 2.0 | Nov 20 2000 4:52AM | archived | GTO | 700063 | 391 | Garmire |
| HDF NORTH | ACIS-I /NONE | 1/ 10.0/ 10 | Nov 20 2000 5:55AM | archived | GTO | 900030 | 2386 | Garmire |
| 3C 66B | ACIS-S /NONE | 1/ 50.0/ 45.1 | Nov 20 2000 9:12AM | archived | GO | 700133 | 828 | Hardcastle |
| HDF NORTH | ACIS-I /NONE | 1/ 169.0/ 169 | Nov 21 2000 1:41PM | archived | GTO | 900030 | 1671 | Garmire |
| HDF NORTH | ACIS-I /NONE | 1/ 92.0/ 91.9 | Nov 24 2000 6:03AM | archived | GTO | 900030 | 2344 | Garmire |
| CEN X-3 | ACIS-I /NONE | 1/ 40.0/ 40.1 | Nov 25 2000 1:53PM | archived | GTO | 400001 | 88 | Garmire |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 25.7 | Nov 25 2000 8:27PM | archived | GO | 500173 | 1996 | HESTER |
| AQL X-1 | ACIS-S /NONE | 1/ 8.0/ 7.3 | Nov 28 2000 11:14AM | archived | TOO | 400075 | 708 | BILDSTEN |
| SS 433 | ACIS-S /HETG | 1/ 25.0/ 23.0 | Nov 28 2000 1:44PM | archived | GTO | 400098 | 1020 | Canizares |
| U GEM | ACIS-S /HETG | 1/ 100.0/ 96.0 | Nov 29 2000 12:19PM | archived | GO | 300016 | 647 | SZKODY |
| VELA PULSAR | ACIS-S /NONE | 1/ 20.0/ 19.3 | Nov 30 2000 3:30PM | archived | GO | 500164 | 1987 | Pavlov |
| 1136-135 | ACIS-S /NONE | 1/ 10.0/ 9.8 | Nov 30 2000 9:18PM | archived | GO | 700328 | 2138 | Sambruna |
| 4U2129+47 | ACIS-S /NONE | 1/ 38.0/ 36.6 | Dec 1 2000 1:01AM | archived | GO | 400138 | 1925 | Nowak |
| SDSS1204-0021 | ACIS-S /NONE | 1/ 6.3/ 6.3 | Dec 2 2000 4:27AM | archived | GO | 700373 | 2183 | Bechtold |
| NGC 3628 | ACIS-S /NONE | 1/ 60.0/ 58.7 | Dec 2 2000 6:38AM | archived | GO | 600173 | 2039 | Strickland |
| MONOCEROS R2 | ACIS-I /NONE | 1/ 100.0/ 98.0 | Dec 2 2000 11:32PM | archived | GO | 200110 | 1882 | Koyama |
| NGC 1068 | ACIS-S /HETG | 1/ 50.0/ 46.2 | Dec 4 2000 6:30PM | archived | GTO | 700004 | 332 | Canizares |
| NGC 1068 | ACIS-S /LETG | 1/ 80.0/ 77.2 | Dec 5 2000 9:08AM | archived | GTO | 700001 | 329 | BRINKMAN |
| PKS2155-304 | ACIS-S /LETG | 1/ 30.0/ 30.1 | Dec 6 2000 6:58AM | archived | CAL | 390022 | 2335 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 10.0/ 9.6 | Dec 6 2000 3:46PM | archived | CAL | 390007 | 1015 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 10.0/ 9.0 | Dec 7 2000 10:50AM | archived | CAL | 390020 | 2323 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 10.0/ 8.7 | Dec 7 2000 1:29PM | archived | CAL | 390021 | 2324 | Calibration |
| AGX~J035048-1147 | ACIS-I /NONE | 1/ 4.1/ 4.0 | Dec 7 2000 6:04PM | archived | GO | 900083 | 2256 | Ueda |
| SNR 1987A | ACIS-S /NONE | 1/ 100.0/ 100.0 | Dec 7 2000 7:41PM | archived | GO | 500144 | 1967 | McCray |
| 3C129 | ACIS-S /NONE | 1/ 30.0/ 31.8 | Dec 9 2000 12:48AM | archived | GO | 800157 | 2218 | Harris |
| 1150+497 | ACIS-S /NONE | 1/ 10.0/ 10.2 | Dec 10 2000 2:37AM | archived | GO | 700329 | 2139 | Sambruna |
| E0102-72.3 [Chip S3, T=120, Offsets=1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.9 | Dec 10 2000 6:38AM | archived | CAL | 590124 | 1308 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.8 | Dec 10 2000 9:00AM | archived | CAL | 590125 | 1311 | Calibration |
| E0102-72.3 [Chip S1, T=120, Offsets=-13,0,0] | ACIS-S /NONE | 1/ 8.0/ 6.6 | Dec 10 2000 11:22AM | archived | CAL | 590126 | 1312 | Calibration |
| E0102-72.3 [Chip S0, T=120, Offsets=21,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.9 | Dec 10 2000 2:03PM | archived | CAL | 590132 | 1478 | Calibration |
| E0102-72.3 [Chip S2, T=120, Offsets=5,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Dec 10 2000 4:25PM | archived | CAL | 590133 | 1510 | Calibration |
| E0102-72.3 [Chip S4, T=120, Offsets=-9,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Dec 10 2000 6:47PM | archived | CAL | 590134 | 1525 | Calibration |
| E0102-72.3 [Chip S5, T=120, Offsets=-17,0,] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Dec 10 2000 9:09PM | archived | CAL | 590135 | 1526 | Calibration |
| CDFS | ACIS-I /NONE | 1/ 31.0/ 30.0 | Dec 10 2000 11:51PM | archived | DDT | 900066 | 2406 | GIACCONI |
| AXAF SOUTHERN DEEP F | ACIS-I /NONE | 1/ 61.0/ 60.4 | Dec 11 2000 8:19AM | archived | GTO | 900031 | 2405 | GIACCONI |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 0.8 | Dec 12 2000 4:47PM | archived | CAL | 290077 | 996 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 5:12PM | archived | CAL | 290092 | 2345 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 5:37PM | archived | CAL | 290093 | 2346 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 6:02PM | archived | CAL | 290094 | 2347 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 6:28PM | archived | CAL | 290095 | 2348 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 6:53PM | archived | CAL | 290096 | 2349 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 12 2000 7:18PM | archived | CAL | 290097 | 2350 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 7:43PM | archived | CAL | 290098 | 2351 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 12 2000 8:08PM | archived | CAL | 290099 | 2352 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 8:33PM | archived | CAL | 290100 | 2353 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 8:59PM | archived | CAL | 290101 | 2354 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 9:24PM | archived | CAL | 290102 | 2355 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 9:49PM | archived | CAL | 290103 | 2356 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 10:14PM | archived | CAL | 290104 | 2357 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 12 2000 10:39PM | archived | CAL | 290105 | 2358 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 11:04PM | archived | CAL | 290106 | 2359 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 12 2000 11:30PM | archived | CAL | 290107 | 2360 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 12 2000 11:55PM | archived | CAL | 290108 | 2361 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.2 | Dec 13 2000 12:20AM | archived | CAL | 290109 | 2362 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 13 2000 12:45AM | archived | CAL | 290110 | 2363 | Calibration |
| ARLAC,HRC-I,AO2A | HRC-I /NONE | 1/ 1.0/ 1.1 | Dec 13 2000 1:10AM | archived | CAL | 290111 | 2364 | Calibration |
| M31 NUCLEUS/TRANS | ACIS-I /NONE | 1/ 5.0/ 4.4 | Dec 13 2000 1:55AM | archived | GTO | 600138 | 1581 | Murray |
| CDFS | ACIS-I /NONE | 1/ 136.0/ 125.3 | Dec 13 2000 3:47AM | archived | DDT | 900066 | 2312 | GIACCONI |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 1.4 | Dec 14 2000 2:56PM | archived | CAL | 390000 | 1008 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 1.5 | Dec 14 2000 3:27PM | archived | CAL | 390023 | 2341 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 1.5 | Dec 14 2000 3:58PM | archived | CAL | 390024 | 2342 | Calibration |
| HR1099 | HRC-I /NONE | 1/ 1.5/ 1.6 | Dec 14 2000 4:29PM | archived | CAL | 390025 | 2343 | Calibration |
| PMN J1131+0455 | ACIS-S /NONE | 1/ 7.5/ 6.7 | Dec 15 2000 9:22AM | archived | GTO | 700096 | 424 | Garmire |
| E0102-72.3 [Chip I3, T=120, Offsets=-7.0.0] | ACIS-I /NONE | 1/ 8.0/ 7.3 | Dec 15 2000 11:56AM | archived | CAL | 590127 | 1313 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,0,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 15 2000 2:04PM | archived | CAL | 590128 | 1314 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 15 2000 4:13PM | archived | CAL | 590129 | 1315 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,4,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 15 2000 6:21PM | archived | CAL | 590130 | 1316 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,6,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 15 2000 8:30PM | archived | CAL | 590131 | 1317 | Calibration |
| E0102-72.3 [Chip I0, T=120, Offsets=4,-5,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 15 2000 10:38PM | archived | CAL | 590136 | 1527 | Calibration |
| E0102-72.3 [Chip I1, T=120, Offsets=-4,-3,0] | ACIS-I /NONE | 1/ 8.0/ 7 | Dec 16 2000 12:47AM | archived | CAL | 590137 | 1528 | Calibration |
| E0102-72.3 [Chip I2, T=120, Offsets=4,2,0] | ACIS-I /NONE | 1/ 8.0/ 6.9 | Dec 16 2000 2:55AM | archived | CAL | 590138 | 1529 | Calibration |
| AXAF SOUTHERN DEEP F | ACIS-I /NONE | 1/ 107.0/ 96.3 | Dec 16 2000 5:23AM | archived | GTO | 900031 | 1672 | GIACCONI |
| GSGP4X:048 | ACIS-S /NONE | 1/ 10.0/ 11.8 | Dec 18 2000 1:03AM | archived | GO | 900069 | 2242 | SHANKS |
| JUPITER BIAS | ACIS-S /NONE | 1/ 0.1/ 0.2 | Dec 18 2000 4:48AM | archived | CAL | 190000 | 2398 | Calibration |
| JUPITER | ACIS-S /NONE | 1/ 3.0/ 3.3 | Dec 18 2000 5:01AM | archived | CAL | 190001 | 2399 | Calibration |
| JUPITER | ACIS-S /NONE | 1/ 3.0/ 3.3 | Dec 18 2000 6:08AM | archived | CAL | 190002 | 2400 | Calibration |
| JUPITER | ACIS-S /NONE | 1/ 3.0/ 3.3 | Dec 18 2000 7:15AM | archived | CAL | 190003 | 2401 | Calibration |
| JUPITER | ACIS-S /NONE | 1/ 3.0/ 3.3 | Dec 18 2000 8:22AM | archived | CAL | 190005 | 2408 | Calibration |
| JUPITER | ACIS-S /NONE | 1/ 0.1/ 0.7 | Dec 18 2000 9:48AM | archived | CAL | 190004 | 2407 | Calibration |
| JUPITER | HRC-I /NONE | 1/ 36.0/ 35.9 | Dec 18 2000 10:00AM | archived | GO | 100020 | 1862 | Gladstone |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 23.8 | Dec 18 2000 8:28PM | archived | GO | 500175 | 1998 | HESTER |
| CDFS | ACIS-I /NONE | 1/ 69.0/ 69.8 | Dec 19 2000 4:12AM | archived | DDT | 900066 | 2409 | GIACCONI |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 0.8 | Dec 20 2000 3:02PM | archived | CAL | 290079 | 998 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 3:27PM | archived | CAL | 290112 | 2366 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 3:53PM | archived | CAL | 290113 | 2367 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 4:18PM | archived | CAL | 290114 | 2368 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 4:43PM | archived | CAL | 290115 | 2369 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 5:08PM | archived | CAL | 290116 | 2370 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 5:33PM | archived | CAL | 290117 | 2371 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 5:58PM | archived | CAL | 290118 | 2372 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 6:24PM | archived | CAL | 290119 | 2373 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 6:49PM | archived | CAL | 290120 | 2374 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 7:14PM | archived | CAL | 290121 | 2375 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 7:39PM | archived | CAL | 290122 | 2376 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 8:04PM | archived | CAL | 290123 | 2377 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 8:29PM | archived | CAL | 290124 | 2378 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 8:55PM | archived | CAL | 290125 | 2379 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 9:20PM | archived | CAL | 290126 | 2380 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 9:45PM | archived | CAL | 290127 | 2381 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 10:10PM | archived | CAL | 290128 | 2382 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 10:35PM | archived | CAL | 290129 | 2383 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 11:00PM | archived | CAL | 290130 | 2384 | Calibration |
| ARLAC,HRC-S,AO2 | HRC-S /NONE | 1/ 1.0/ 1.1 | Dec 20 2000 11:26PM | archived | CAL | 290131 | 2385 | Calibration |
| LHS 1038 | ACIS-S /NONE | 1/ 5.0/ 5.9 | Dec 21 2000 12:10AM | archived | GO | 200092 | 1864 | Musielak |
| CDFS | ACIS-I /NONE | 1/ 132.0/ 132.1 | Dec 21 2000 2:28AM | archived | DDT | 900066 | 2313 | GIACCONI |
| 3C 58 | HRC-S /NONE | 1/ 29.0/ 33.5 | Dec 23 2000 7:47AM | archived | GTO | 500120 | 1848 | Murray |
| CDFS | ACIS-I /NONE | 1/ 132.0/ 132.4 | Dec 23 2000 5:49PM | archived | DDT | 900066 | 2239 | GIACCONI |
| ZW3146 | ACIS-S /HETG | 1/ 184.0/ 167.8 | Dec 25 2000 11:15PM | archived | GTO | 800119 | 1651 | Canizares |
| XI UMA | ACIS-S /HETG | 1/ 80.0/ 72.0 | Dec 28 2000 1:56PM | archived | GO | 200122 | 1894 | Drake |
| WR140 | ACIS-S /HETG | 1/ 50.0/ 46.1 | Dec 29 2000 10:32AM | archived | DDT | 200124 | 2337 | Pollock |
| CEN X-3 | ACIS-S /HETG | 1/ 50.0/ 46.7 | Dec 30 2000 12:28AM | archived | TOO | 400156 | 1943 | Wojdowski |
| NGC 5506 | ACIS-S /HETG | 1/ 90.0/ 90.0 | Dec 31 2000 6:48AM | archived | GTO | 700214 | 1598 | Canizares |
| N103B | ACIS-S /HETG | 1/ 75.0/ 74.0 | Jan 1 2001 8:27AM | archived | GTO | 500111 | 1045 | Canizares |
| N103B | ACIS-S /HETG | 1/ 20.0/ 17.6 | Jan 2 2001 9:18PM | archived | GTO | 500111 | 2416 | Canizares |
| TY PYX (HD77137) | ACIS-S /HETG | 1/ 50.0/ 49.7 | Jan 3 2001 2:40AM | archived | GTO | 200076 | 601 | Canizares |
| N103B | ACIS-S /HETG | 1/ 25.0/ 25.7 | Jan 3 2001 5:00PM | archived | GTO | 500111 | 2410 | Canizares |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 9.7 | Jan 4 2001 12:45AM | archived | GO | 800173 | 2330 | Jernigan |
| V 0332+53 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Jan 4 2001 4:25AM | archived | GO | 400132 | 1919 | Campana |
| CYGNUS X-1 | ACIS-S /HETG | 1/ 30.0/ 30.1 | Jan 4 2001 6:20AM | archived | DDT | 400161 | 2415 | Miller |
| ABELL 4059 | ACIS-S /NONE | 1/ 40.0/ 41.1 | Jan 4 2001 3:19PM | archived | GO | 800073 | 897 | Reynolds |
| ROSETTE FIELD 1 | ACIS-I /NONE | 1/ 20.0/ 19.9 | Jan 5 2001 12:11PM | archived | GO | 200102 | 1874 | Townsley |
| ROSETTE FIELD 2 | ACIS-I /NONE | 1/ 20.0/ 19.7 | Jan 5 2001 5:53PM | archived | GO | 200103 | 1875 | Townsley |
| ROSETTE FIELD 3 | ACIS-I /NONE | 1/ 20.0/ 19.6 | Jan 5 2001 11:34PM | archived | GO | 200104 | 1876 | Townsley |
| ROSETTE FIELD 4 | ACIS-I /NONE | 1/ 20.0/ 19.7 | Jan 6 2001 5:16AM | archived | GO | 200105 | 1877 | Townsley |
| WHDF | ACIS-I /NONE | 1/ 75.0/ 72.1 | Jan 6 2001 11:53AM | archived | GO | 900079 | 2252 | SHANKS |
| A1689 | ACIS-I /NONE | 1/ 10.0/ 10.8 | Jan 7 2001 8:43AM | archived | GTO | 800131 | 1663 | VANSPEYBROECK |
| RXJ13434+0001 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Jan 8 2001 5:28AM | archived | GO | 900076 | 2249 | SHANKS |
| F864X:052 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jan 8 2001 8:23AM | archived | GO | 900077 | 2250 | SHANKS |
| F864X:012 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jan 8 2001 11:18AM | archived | GO | 900078 | 2251 | SHANKS |
| AGX~J134720-1129 | ACIS-I /NONE | 1/ 4.8/ 4.7 | Jan 8 2001 2:33PM | archived | GO | 900089 | 2262 | Ueda |
| C/1999 T1 | ACIS-S /NONE | 1/ 3.4/ 3.3 | Jan 8 2001 4:22PM | archived | GO | 100021 | 1863 | Krasnopolsky |
| 1354+195 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Jan 8 2001 5:46PM | archived | GO | 700330 | 2140 | Sambruna |
| HCG62_NW | ACIS-I /NONE | 1/ 10.0/ 9.4 | Jan 8 2001 8:53PM | archived | GO | 800169 | 2230 | FUKAZAWA |
| ABELL 1644 | ACIS-I /NONE | 1/ 20.0/ 18.9 | Jan 8 2001 11:59PM | archived | GO | 800145 | 2206 | Mohr |
| 1055+018 | ACIS-S /NONE | 1/ 10.0/ 10.2 | Jan 9 2001 5:44AM | archived | GO | 700327 | 2137 | Sambruna |
| CAS A [Chip S3, T=120, Offsets=-2,0,0] | ACIS-S /NONE | 1/ 2.0/ 1.0 | Jan 9 2001 9:34AM | archived | CAL | 590156 | 1547 | Calibration |
| 3C129.1 | ACIS-I /NONE | 1/ 10.0/ 9.7 | Jan 9 2001 10:35AM | archived | GO | 800158 | 2219 | Harris |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 23.5 | Jan 9 2001 1:47PM | archived | GO | 500176 | 1999 | HESTER |
| SDSS021102-000910 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Jan 9 2001 9:11PM | archived | GO | 700271 | 2081 | Brandt |
| NGC 5204 X-1 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Jan 9 2001 11:19PM | archived | GO | 600162 | 2028 | Roberts |
| C/1999 T1 | ACIS-S /NONE | 1/ 3.4/ 3.6 | Jan 10 2001 2:36AM | archived | GO | 100021 | 2390 | Krasnopolsky |
| VENUS | ACIS-S /LETG | 1/ 6.0/ 5.9 | Jan 10 2001 7:30PM | archived | GO | 100026 | 2411 | Dennerl |
| VENUS | ACIS-S /LETG | 1/ 6.0/ 5.7 | Jan 10 2001 9:19PM | archived | GO | 100026 | 2414 | Dennerl |
| HR 1099, V711 TAU | HRC-S /LETG | 1/ 100.0/ 95.3 | Jan 10 2001 11:31PM | archived | GO | 200107 | 1879 | Guedel |
| VELA PULSAR | HRC-S /LETG | 1/ 25.0/ 25.1 | Jan 12 2001 2:38AM | archived | GTO | 500123 | 1852 | Garmire |
| HZ43 | HRC-I /LETG | 1/ 4.0/ 3.8 | Jan 12 2001 10:13AM | archived | CAL | 290081 | 1000 | Calibration |
| HZ43 | HRC-I /LETG | 1/ 15.0/ 15.1 | Jan 12 2001 11:28AM | archived | CAL | 290085 | 1004 | Calibration |
| C/1999 T1 | ACIS-S /NONE | 1/ 3.4/ 3.3 | Jan 12 2001 5:16PM | archived | GO | 100021 | 2391 | Krasnopolsky |
| M31 TRANSIENT TBD | ACIS-S /NONE | 1/ 5.0/ 4.7 | Jan 13 2001 10:50AM | archived | GTO | 600147 | 1854 | Murray |
| VENUS | ACIS-I /NONE | 1/ 12.3/ 11.8 | Jan 13 2001 12:38PM | archived | GO | 100001 | 583 | Dennerl |
| GSGP4X:091 | ACIS-S /NONE | 1/ 10.0/ 9.4 | Jan 13 2001 4:24PM | archived | GO | 900073 | 2246 | SHANKS |
| RCW103 | ACIS-I /NONE | 1/ 3.5/ 3.8 | Jan 13 2001 8:02PM | archived | GTO | 500106 | 1040 | Garmire |
| C/1999 T1 | ACIS-S /NONE | 1/ 3.4/ 3.2 | Jan 13 2001 9:29PM | archived | GO | 100021 | 2392 | Krasnopolsky |
| NGC 5253 | ACIS-S /NONE | 1/ 60.0/ 57.3 | Jan 13 2001 10:50PM | archived | GO | 600166 | 2032 | Heckman |
| C/1999 T1 | ACIS-S /NONE | 1/ 3.4/ 3.1 | Jan 14 2001 3:15PM | archived | GO | 100021 | 2393 | Krasnopolsky |
| NGC 4559 X-1 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jan 14 2001 4:40PM | archived | GO | 600160 | 2026 | Roberts |
| SN 1998S | ACIS-S /NONE | 1/ 30.0/ 29.5 | Jan 14 2001 7:46PM | archived | GO | 500148 | 1971 | Lewin |
| 0723+679 | ACIS-S /NONE | 1/ 10.0/ 10.2 | Jan 15 2001 4:27AM | archived | GO | 700323 | 2133 | Sambruna |
| CAS A [HRC-I, Offsets=0,0,0 HRC-I, AO2A] | HRC-I /NONE | 1/ 5.0/ 4.9 | Jan 15 2001 7:40AM | archived | CAL | 590158 | 1549 | Calibration |
| CAS A [Chip I3, T=120, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 2.0/ 1.5 | Jan 15 2001 9:31AM | archived | CAL | 590154 | 1545 | Calibration |
| 1RXSJ0245+2620 | HRC-S /NONE | 1/ 1.0/ 0.8 | Jan 16 2001 3:20AM | archived | GO | 500151 | 1974 | Rutledge |
| HR 750 | HRC-I /NONE | 1/ 3.0/ 2.8 | Jan 16 2001 3:51AM | archived | GO | 200098 | 1870 | Huensch |
| 2MASSJ000703+1554 | ACIS-I /NONE | 1/ 3.1/ 3.5 | Jan 16 2001 5:09AM | archived | GO | 700341 | 2151 | Wilkes |
| 2MASSJ234449+1221 | ACIS-I /NONE | 1/ 2.2/ 2.0 | Jan 16 2001 6:14AM | archived | GO | 700366 | 2176 | Wilkes |
| 3C 47 | ACIS-S /NONE | 1/ 50.0/ 45.0 | Jan 16 2001 7:18AM | archived | GO | 700319 | 2129 | Brunetti |
| SS CYG | HRC-S /LETG | 1/ 50.0/ 47.3 | Jan 16 2001 9:27PM | archived | TOO | 300045 | 1897 | Mauche |
| H1821+643 | ACIS-S /LETG | 1/ 66.0/ 53.8 | Jan 17 2001 11:07AM | archived | GO | 700376 | 2418 | Mathur |
| H1821+643 | ACIS-S /LETG | 1/ 167.0/ 171.8 | Jan 18 2001 5:43PM | archived | GO | 700376 | 2186 | Mathur |
| H1821+643 | ACIS-S /LETG | 1/ 167.0/ 169.7 | Jan 21 2001 9:23AM | archived | GO | 700376 | 2310 | Mathur |
| H1821+643 | ACIS-S /LETG | 1/ 100.0/ 93.8 | Jan 24 2001 1:47AM | archived | GO | 700376 | 2311 | Mathur |
| HER X-1 | HRC-S /LETG | 1/ 52.0/ 51.9 | Jan 25 2001 4:11AM | archived | GTO | 400021 | 108 | Predehl |
| RX J0822-4300 | HRC-S /NONE | 1/ 18.0/ 19.6 | Jan 25 2001 12:15PM | archived | GO | 500122 | 1851 | Pavlov |
| 2MASSJ034857+1255 | ACIS-I /NONE | 1/ 4.1/ 4.8 | Jan 25 2001 6:16PM | archived | GO | 700348 | 2158 | Wilkes |
| 2MASSJ023430+2438 | ACIS-I /NONE | 1/ 3.7/ 4.1 | Jan 25 2001 7:54PM | archived | GO | 700347 | 2157 | Wilkes |
| 2MASSJ005055+2933 | ACIS-I /NONE | 1/ 3.3/ 3.6 | Jan 25 2001 9:26PM | archived | GO | 700342 | 2152 | Wilkes |
| AGX~J233200+1945 | ACIS-I /NONE | 1/ 4.0/ 4.7 | Jan 25 2001 10:57PM | archived | GO | 900093 | 2266 | Ueda |
| 2MASSJ010835+2148 | ACIS-I /NONE | 1/ 3.1/ 3.7 | Jan 26 2001 3:58PM | archived | GO | 700343 | 2153 | Wilkes |
| 2MASSJ012031+2003 | ACIS-I /NONE | 1/ 1.7/ 1.5 | Jan 26 2001 5:01PM | archived | GO | 700344 | 2154 | Wilkes |
| 2MASSJ015721+1712 | ACIS-I /NONE | 1/ 2.7/ 2.5 | Jan 26 2001 5:44PM | archived | GO | 700345 | 2155 | Wilkes |
| CADIS 01H FIELD | ACIS-I /NONE | 1/ 30.0/ 29.9 | Jan 26 2001 6:57PM | archived | GO | 900067 | 2240 | THOMPSON |
| A 478 | ACIS-S /NONE | 1/ 40.0/ 42.9 | Jan 27 2001 3:45AM | archived | GTO | 800137 | 1669 | Murray |
| 3C120 | ACIS-S /NONE | 1/ 1.0/ 1.7 | Jan 27 2001 4:09PM | archived | GTO | 700228 | 1612 | Wilson |
| NGC 7331 | ACIS-S /NONE | 1/ 30.0/ 30.1 | Jan 27 2001 5:01PM | archived | GO | 700388 | 2198 | Zezas |
| NGC 660 | ACIS-S /NONE | 1/ 2.0/ 1.9 | Jan 28 2001 1:49AM | archived | GTO | 700249 | 1633 | Garmire |
| NGC 741 GROUP | ACIS-S /NONE | 1/ 31.0/ 30.7 | Jan 28 2001 2:32AM | archived | GO | 800162 | 2223 | Vrtilek |
| 1RXSJ0203-2438 | HRC-S /NONE | 1/ 1.0/ 0.9 | Jan 28 2001 11:31AM | archived | GO | 500150 | 1973 | Rutledge |
| NGC1097 | ACIS-S /NONE | 1/ 5.0/ 6.3 | Jan 28 2001 12:15PM | archived | GTO | 700390 | 2339 | Wilson |
| NGC1097 | ACIS-S /NONE | 1/ 5.0/ 5.4 | Jan 28 2001 2:15PM | archived | GTO | 700227 | 1611 | Wilson |
| MACS J0717.5+3745 | ACIS-I /NONE | 1/ 20.0/ 20.1 | Jan 29 2001 8:04AM | archived | GTO | 800123 | 1655 | VANSPEYBROECK |
| 2MASSJ095504+1705 | ACIS-I /NONE | 1/ 4.0/ 4.1 | Jan 29 2001 2:22PM | archived | GO | 700350 | 2160 | Wilkes |
| MS0839.9+2938 | ACIS-S /NONE | 1/ 30.0/ 30.1 | Jan 29 2001 4:06PM | archived | GO | 800163 | 2224 | McNamara |
| NGC 2681 | ACIS-S /NONE | 1/ 85.0/ 81.9 | Jan 30 2001 12:56AM | archived | GO | 600194 | 2060 | Prestwich |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 22.5 | Jan 31 2001 12:15AM | archived | GO | 500178 | 2001 | HESTER |
| M31 - SOUTH 2 | HRC-I /NONE | 1/ 1.0/ 0.9 | Jan 31 2001 11:57PM | archived | GTO | 600122 | 1565 | Murray |
| M31 - SOUTH 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | Feb 1 2001 12:24AM | archived | GTO | 600124 | 1567 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Feb 1 2001 12:49AM | archived | GTO | 600126 | 1569 | Murray |
| M31 - NORTH 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Feb 1 2001 1:14AM | archived | GTO | 600128 | 1571 | Murray |
| M31 - NORTH 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Feb 1 2001 1:39AM | archived | GTO | 600130 | 1573 | Murray |
| VEGA, HRC-I, AO2 | HRC-I /NONE | 1/ 2.5/ 2.7 | Feb 1 2001 2:27AM | archived | CAL | 290067 | 986 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.3 | Feb 1 2001 3:17AM | archived | CAL | 290069 | 988 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.7 | Feb 1 2001 4:07AM | archived | CAL | 290071 | 990 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.6 | Feb 1 2001 4:57AM | archived | CAL | 290075 | 994 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.6 | Feb 1 2001 5:48AM | archived | CAL | 290076 | 995 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.6 | Feb 1 2001 6:38AM | archived | CAL | 290073 | 992 | Calibration |
| VEGA, ACIS-I, AO2 | ACIS-I /NONE | 1/ 3.0/ 2.9 | Feb 1 2001 7:47AM | archived | CAL | 290065 | 984 | Calibration |
| VEGA, ACIS-S, AO2 | ACIS-S /NONE | 1/ 3.0/ 2.9 | Feb 1 2001 9:05AM | archived | CAL | 290066 | 985 | Calibration |
| RCW 86 | ACIS-S /NONE | 1/ 100.0/ 93.1 | Feb 1 2001 10:38AM | archived | GO | 500170 | 1993 | Reynolds |
| 1H 0707-495 | ACIS-S /HETG | 1/ 35.0/ 34.6 | Feb 2 2001 12:56PM | archived | GO | 700167 | 2304 | Leighly |
| 1H 0707-495 | ACIS-S /HETG | 1/ 65.0/ 65 | Feb 3 2001 2:51PM | archived | GO | 700167 | 862 | Leighly |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 9.6 | Feb 4 2001 6:44AM | archived | GO | 800174 | 2331 | Jernigan |
| ABELL 1068 | ACIS-S /NONE | 1/ 30.0/ 27.1 | Feb 4 2001 10:13AM | archived | GTO | 800120 | 1652 | Murray |
| NGC 4449 | ACIS-S /NONE | 1/ 30.0/ 26.9 | Feb 4 2001 6:11PM | archived | GO | 600165 | 2031 | Heckman |
| MITG J0414+0534 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Feb 5 2001 2:42AM | archived | GTO | 700244 | 1628 | Garmire |
| VELA X-1 | ACIS-S /HETG | 1/ 35.0/ 30.2 | Feb 5 2001 5:48AM | archived | GO | 400141 | 1928 | KAHN |
| NGC 4051 | ACIS-S /NONE | 1/ 50.0/ 50.5 | Feb 6 2001 6:44AM | archived | TOO | 700338 | 2148 | Uttley |
| A2256 | ACIS-S /NONE | 1/ 12.0/ 12.0 | Feb 6 2001 9:12PM | archived | GTO | 800108 | 2419 | Murray |
| B2 0326+39 | ACIS-S /NONE | 1/ 16.0/ 15.8 | Feb 7 2001 1:02AM | archived | GO | 700379 | 2189 | Worrall |
| IC 1727 | ACIS-S /NONE | 1/ 2.0/ 1.7 | Feb 7 2001 5:51AM | archived | GTO | 700250 | 1634 | Garmire |
| LAMBDA ORIONIS | ACIS-I /NONE | 1/ 10.0/ 10.2 | Feb 7 2001 6:53AM | archived | GTO | 200077 | 603 | Garmire |
| VELA X-1 | ACIS-S /HETG | 1/ 30.0/ 30.1 | Feb 7 2001 10:15AM | archived | GO | 400140 | 1927 | KAHN |
| IOTA ORIONIS | ACIS-S /HETG | 1/ 39.0/ 37.6 | Feb 7 2001 7:06PM | archived | GTO | 200075 | 599 | Canizares |
| IOTA ORIONIS | ACIS-S /HETG | 1/ 11.0/ 12.9 | Feb 8 2001 10:35PM | archived | GTO | 200075 | 2420 | Canizares |
| HD 206267 | ACIS-S /HETG | 1/ 40.0/ 39.9 | Feb 9 2001 3:08AM | archived | GO | 200117 | 1889 | Schulz |
| H 1821+643 | ACIS-S /HETG | 1/ 100.0/ 101.2 | Feb 9 2001 2:47PM | archived | GTO | 700215 | 1599 | Canizares |
| OAO 1657-415 | ACIS-S /HETG | 1/ 5.0/ 5.1 | Feb 10 2001 7:33PM | archived | GO | 400160 | 1947 | Chakrabarty |
| CAPELLA | ACIS-S /HETG | 1/ 30.0/ 29.9 | Feb 11 2001 12:39PM | archived | CAL | 390002 | 1010 | Calibration |
| VELA X-1 | ACIS-S /HETG | 1/ 85.0/ 85.1 | Feb 11 2001 9:43PM | archived | GO | 400139 | 1926 | KAHN |
| 1040+123 | ACIS-S /NONE | 1/ 10.0/ 11.4 | Feb 12 2001 10:24PM | archived | GO | 700326 | 2136 | Sambruna |
| NGC3379 | ACIS-S /NONE | 1/ 30.0/ 31.9 | Feb 13 2001 1:55AM | archived | GTO | 600144 | 1587 | Murray |
| 2MASSJ105144+3539 | ACIS-I /NONE | 1/ 4.3/ 4.4 | Feb 13 2001 11:16AM | archived | GO | 700352 | 2162 | Wilkes |
| 3EG J2227+6122 | ACIS-I /NONE | 1/ 20.0/ 17.9 | Feb 14 2001 5:08AM | archived | GO | 500125 | 1948 | Halpern |
| CAPELLA | HRC-S /LETG | 1/ 30.0/ 26.9 | Feb 14 2001 11:48AM | archived | CAL | 390001 | 1009 | Calibration |
| UX ARI | HRC-S /LETG | 1/ 120.0/ 113.2 | Feb 14 2001 7:39PM | archived | GTO | 200074 | 597 | BRINKMAN |
| NGC 4593 | HRC-S /LETG | 1/ 120.0/ 107.9 | Feb 16 2001 8:44PM | archived | GTO | 700205 | 1589 | BRINKMAN |
| HD 206267 | ACIS-S /HETG | 1/ 40.0/ 34.5 | Feb 18 2001 5:54AM | archived | GO | 200116 | 1888 | Schulz |
| M31 NUCLEUS/TRANS | ACIS-I /NONE | 1/ 5.0/ 4.3 | Feb 18 2001 4:01PM | archived | GTO | 600139 | 1582 | Murray |
| 2MASSJ091848+2117 | ACIS-I /NONE | 1/ 1.9/ 2.1 | Feb 18 2001 5:54PM | archived | GO | 700349 | 2159 | Wilkes |
| AQL X-1 | ACIS-S /NONE | 1/ 8.0/ 8.5 | Feb 19 2001 11:44AM | archived | TOO | 400076 | 709 | BILDSTEN |
| HDF-N | ACIS-I /NONE | 1/ 130.8/ 130.9 | Feb 19 2001 2:54PM | archived | GO | 900059 | 2232 | Brandt |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 23.4 | Feb 21 2001 3:50AM | archived | GO | 500172 | 1995 | HESTER |
| HDF-N | ACIS-I /NONE | 1/ 64.6/ 63.9 | Feb 22 2001 4:16AM | archived | GO | 900060 | 2233 | Brandt |
| GRB010222 | ACIS-S /NONE | 1/ 30.0/ 29.9 | Feb 22 2001 10:28PM | archived | DDT | 500197 | 2424 | Piro |
| HDF-N | ACIS-I /NONE | 1/ 69.2/ 69.3 | Feb 23 2001 7:16AM | archived | GO | 900060 | 2423 | Brandt |
| NGC 3783 | ACIS-S /HETG | 1/ 170.0/ 167.7 | Feb 24 2001 7:01PM | archived | GO | 700280 | 2090 | George |
| NGC 3783 | ACIS-S /HETG | 1/ 170.0/ 171.0 | Feb 27 2001 9:35AM | archived | GO | 700281 | 2091 | George |
| HDF-N | ACIS-I /NONE | 1/ 168.0/ 168 | Mar 2 2001 2:18AM | archived | GO | 900061 | 2234 | Brandt |
| HDF-N | ACIS-I /NONE | 1/ 62.4/ 62.4 | Mar 4 2001 5:11PM | archived | GO | 900061 | 2421 | Brandt |
| GRB 010222 | ACIS-S /NONE | 1/ 20.0/ 17.9 | Mar 5 2001 10:58AM | archived | TOO | 500114 | 1048 | Kulkarni |
| COMA | HRC-I /NONE | 1/ 20.0/ 17.8 | Mar 5 2001 4:19PM | archived | CAL | 890024 | 1670 | Calibration |
| NGC2516 | HRC-I /NONE | 1/ 20.0/ 18.1 | Mar 5 2001 10:25PM | archived | CAL | 290080 | 999 | Calibration |
| SN 1999EM | ACIS-S /NONE | 1/ 30.0/ 27.0 | Mar 6 2001 3:56AM | archived | GO | 500146 | 1969 | Lewin |
| M31_1 | ACIS-S /NONE | 1/ 15.0/ 14.7 | Mar 6 2001 11:59AM | archived | GO | 600181 | 2047 | diStefano |
| NGC 3079 | ACIS-S /NONE | 1/ 30.0/ 26.9 | Mar 7 2001 8:03AM | archived | GO | 600172 | 2038 | Strickland |
| 0802+103 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Mar 7 2001 4:04PM | archived | GO | 700324 | 2134 | Sambruna |
| NGC 3077 | ACIS-S /NONE | 1/ 60.0/ 54.1 | Mar 7 2001 7:07PM | archived | GO | 600210 | 2076 | Martin |
| M31_3 | ACIS-S /NONE | 1/ 15.0/ 13.5 | Mar 8 2001 10:37AM | archived | GO | 600187 | 2053 | diStefano |
| M31_2 | ACIS-S /NONE | 1/ 15.0/ 13.2 | Mar 8 2001 2:31PM | archived | GO | 600184 | 2050 | diStefano |
| 1642+690 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Mar 8 2001 6:45PM | archived | GO | 700332 | 2142 | Sambruna |
| G21.5-0.9 [Chip I3, T=120, Offsets=-2,0,2] | ACIS-I /NONE | 1/ 10.0/ 9.1 | Mar 8 2001 9:49PM | archived | CAL | 590160 | 1551 | Calibration |
| G21.5-0.9 [HRC-I, Offsets=0,0,0 Offsets=AO2A] | HRC-I /NONE | 1/ 10.0/ 8.9 | Mar 9 2001 12:29AM | archived | CAL | 590164 | 1555 | Calibration |
| G21.5-0.9 [HRC-S, Offsets=0,0,0 Offsets=AO2A] | HRC-S /NONE | 1/ 10.0/ 8.8 | Mar 9 2001 3:07AM | archived | CAL | 590166 | 1557 | Calibration |
| RXJ1242-1119 | ACIS-S /NONE | 1/ 4.0/ 4.5 | Mar 9 2001 6:12AM | archived | GTO | 600116 | 1559 | Predehl |
| NGC 3783 | ACIS-S /HETG | 1/ 170.0/ 167.5 | Mar 10 2001 12:46AM | archived | GO | 700282 | 2092 | George |
| HD 111812 | ACIS-S /HETG | 1/ 140.0/ 131.8 | Mar 12 2001 3:23PM | archived | GO | 200119 | 1891 | Ayres |
| KI 284 | ACIS-S /NONE | 1/ 10.0/ 8.4 | Mar 14 2001 4:44AM | archived | GO | 600215 | 2402 | Stocke |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 22.7 | Mar 14 2001 7:51AM | archived | GO | 500174 | 1997 | HESTER |
| NGC 4507 | ACIS-S /HETG | 1/ 140.0/ 139.7 | Mar 15 2001 6:40AM | archived | GO | 700340 | 2150 | KAHN |
| SS 433 | ACIS-S /HETG | 1/ 25.0/ 23.7 | Mar 16 2001 10:38PM | archived | GTO | 400097 | 1019 | Canizares |
| NGC 2865 | ACIS-S /NONE | 1/ 30.0/ 29.9 | Mar 17 2001 11:08PM | archived | GO | 600154 | 2020 | Davis |
| RCW103 | ACIS-I /NONE | 1/ 3.5/ 4.2 | Mar 18 2001 8:29AM | archived | GTO | 500191 | 2314 | Garmire |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 10.0/ 10.2 | Mar 18 2001 9:55AM | archived | CAL | 590162 | 1553 | Calibration |
| LBQS 1331-0108 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Mar 18 2001 1:14PM | archived | GO | 700300 | 2110 | Brandt |
| SDSS120823+001027 | ACIS-S /NONE | 1/ 5.0/ 4.6 | Mar 18 2001 2:56PM | archived | GO | 700273 | 2083 | Brandt |
| LBQS 1235+0857 | ACIS-S /NONE | 1/ 6.0/ 5.7 | Mar 18 2001 4:45PM | archived | GO | 700298 | 2108 | Brandt |
| LBQS 1216+1103 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Mar 18 2001 6:43PM | archived | GO | 700296 | 2106 | Brandt |
| HZ43 | HRC-S /LETG | 1/ 20.0/ 18.7 | Mar 18 2001 9:56PM | archived | CAL | 390003 | 1011 | Calibration |
| EK DRA | HRC-S /LETG | 1/ 70.0/ 65.7 | Mar 19 2001 3:33AM | archived | GO | 200112 | 1884 | Guedel |
| 1ES1927+654 | HRC-S /LETG | 1/ 60.0/ 63.4 | Mar 20 2001 1:19PM | archived | GTO | 700210 | 1594 | Predehl |
| EPSILON ERI | HRC-S /LETG | 1/ 100.0/ 105.9 | Mar 21 2001 7:41AM | archived | GO | 200097 | 1869 | Schmitt |
| HE 2-10 | ACIS-S /NONE | 1/ 20.0/ 20.0 | Mar 23 2001 5:09AM | archived | GO | 600209 | 2075 | Martin |
| NGC3226 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Mar 23 2001 11:14AM | archived | GTO | 700232 | 1616 | Wilson |
| 3C303 | ACIS-S /NONE | 1/ 15.0/ 15.1 | Mar 23 2001 12:26PM | archived | GTO | 700239 | 1623 | Wilson |
| 1510-089 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Mar 23 2001 5:09PM | archived | GO | 700331 | 2141 | Sambruna |
| AQL X-1 | ACIS-S /NONE | 1/ 8.0/ 8.1 | Mar 23 2001 8:24PM | archived | TOO | 400077 | 710 | BILDSTEN |
| LBQS 1443+0141 | ACIS-S /NONE | 1/ 6.0/ 6 | Mar 23 2001 11:08PM | archived | GO | 700302 | 2112 | Brandt |
| PC 1247+3406 | ACIS-S /NONE | 1/ 5.0/ 4.6 | Mar 24 2001 1:19AM | archived | GO | 700274 | 2084 | Brandt |
| NGC4548 | ACIS-S /NONE | 1/ 2.0/ 3.0 | Mar 24 2001 3:11AM | archived | GTO | 700236 | 1620 | Wilson |
| NGC4550 | ACIS-S /NONE | 1/ 2.0/ 2.1 | Mar 24 2001 4:00AM | archived | GTO | 700237 | 1621 | Wilson |
| 1RXSJ1229+1816 | HRC-S /NONE | 1/ 1.0/ 1.1 | Mar 24 2001 4:54AM | archived | GO | 500153 | 1976 | Rutledge |
| 1RXSJ1452+3235 | HRC-S /NONE | 1/ 1.0/ 1.3 | Mar 24 2001 5:39AM | archived | GO | 500156 | 1979 | Rutledge |
| 1RXSJ1328-3654 | HRC-S /NONE | 1/ 1.0/ 1.3 | Mar 24 2001 6:54AM | archived | GO | 500154 | 1977 | Rutledge |
| GRS 1758-258 | HRC-I /NONE | 1/ 10.0/ 9.8 | Mar 24 2001 7:43AM | archived | DDT | 400164 | 2430 | Heindl |
| GRS 1758-258 | ACIS-S /HETG | 1/ 30.0/ 30.2 | Mar 24 2001 10:58AM | archived | DDT | 400163 | 2429 | Heindl |
| GRS 1915+105 | ACIS-S /HETG | 1/ 30.0/ 30.5 | Mar 24 2001 7:46PM | archived | GO | 400157 | 1944 | Remillard |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 9.8 | Mar 25 2001 9:32PM | archived | GO | 800175 | 2332 | Jernigan |
| A644 | ACIS-I /NONE | 1/ 30.0/ 30.0 | Mar 26 2001 12:48AM | archived | GO | 800150 | 2211 | Stocke |
| SDSSJ112956-014212 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Mar 26 2001 9:36AM | archived | GO | 700272 | 2082 | Brandt |
| 1WGA_J0951.4+3916 | ACIS-S /NONE | 1/ 3.0/ 2.7 | Mar 26 2001 11:28AM | archived | GO | 700307 | 2117 | CAGNONI |
| 3C254 | ACIS-S /NONE | 1/ 30.0/ 30.0 | Mar 26 2001 12:46PM | archived | GO | 800148 | 2209 | Donahue |
| NGC4143 | ACIS-S /NONE | 1/ 2.0/ 2.7 | Mar 26 2001 9:34PM | archived | GTO | 700233 | 1617 | Wilson |
| SDSSJ153259-003944 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Mar 26 2001 10:43PM | archived | GO | 700275 | 2085 | Brandt |
| KS 1731-260 | ACIS-S /NONE | 1/ 20.0/ 20.4 | Mar 27 2001 12:34AM | archived | DDT | 400162 | 2428 | Wijnands |
| CH CYG | ACIS-S /HETG | 1/ 50.0/ 47.6 | Mar 27 2001 6:41AM | archived | GO | 300052 | 1904 | Wheatley |
| 4U 1636-53 | ACIS-S /HETG | 1/ 30.0/ 27.0 | Mar 28 2001 11:50AM | archived | GO | 400152 | 1939 | Schulz |
| PKS2155-304 | ACIS-S /HETG | 1/ 30.0/ 27.1 | Mar 28 2001 7:49PM | archived | CAL | 390006 | 1014 | Calibration |
| ER_VUL | ACIS-S /HETG | 1/ 120.0/ 113.4 | Mar 29 2001 3:52AM | archived | GO | 200115 | 1887 | Brown |
| NGC 3783 | ACIS-S /HETG | 1/ 170.0/ 168.2 | Mar 31 2001 4:00AM | archived | GO | 700283 | 2093 | George |
| NGC 4314 | ACIS-S /NONE | 1/ 18.0/ 16.2 | Apr 2 2001 7:53PM | archived | GO | 600196 | 2062 | Prestwich |
| CRAB NEBULA | ACIS-S /NONE | 1/ 25.0/ 23.3 | Apr 6 2001 6:35AM | archived | GO | 500177 | 2000 | HESTER |
| PKS2155-304 | HRC-S /LETG | 1/ 30.0/ 26.8 | Apr 6 2001 2:56PM | archived | CAL | 390005 | 1013 | Calibration |
| 4U 0241+61 | ACIS-S /LETG | 1/ 40.0/ 36.9 | Apr 6 2001 11:32PM | archived | GO | 900124 | 2297 | Arabadjis |
| 0836+299 | ACIS-S /NONE | 1/ 10.0/ 8.4 | Apr 8 2001 2:20AM | archived | GO | 700325 | 2135 | Sambruna |
| NGC 3516 | ACIS-S /HETG | 1/ 36.1/ 36.1 | Apr 9 2001 2:28PM | archived | GO | 700270 | 2431 | Turner |
| NGC 3516 | ACIS-S /HETG | 1/ 74.5/ 74.5 | Apr 10 2001 6:11PM | archived | GO | 700270 | 2080 | Turner |
| MKN 509 | ACIS-S /HETG | 1/ 60.0/ 58.6 | Apr 13 2001 8:16AM | archived | GO | 700277 | 2087 | Yaqoob |
| EXO 0748-676 | ACIS-S /HETG | 1/ 50.0/ 49 | Apr 14 2001 1:29AM | archived | GTO | 400095 | 1017 | Canizares |
| A3558 | ACIS-S /NONE | 1/ 15.0/ 14.6 | Apr 14 2001 3:34PM | archived | GTO | 800114 | 1646 | Fabian |
| NGC 5018 | ACIS-S /NONE | 1/ 32.0/ 31.3 | Apr 14 2001 8:06PM | archived | GO | 600204 | 2070 | Statler |
| TWA-5 | ACIS-S /NONE | 1/ 10.0/ 10.3 | Apr 15 2001 5:17AM | archived | GTO | 200078 | 971 | Garmire |
| NGC2403 | ACIS-S /NONE | 1/ 40.0/ 36 | Apr 17 2001 4:42AM | archived | GO | 600148 | 2014 | CAPPI |
| NGC 1316 | ACIS-S /NONE | 1/ 30.0/ 30.2 | Apr 17 2001 3:26PM | archived | GO | 600156 | 2022 | Kim |
| NGC4696 | ACIS-S /HETG | 1/ 95.0/ 85.8 | Apr 18 2001 4:51PM | archived | GTO | 600117 | 1560 | Canizares |
| V603 AQUILAE | ACIS-S /HETG | 1/ 70.0/ 64.5 | Apr 19 2001 5:53PM | archived | GO | 300049 | 1901 | Mukai |
| AQL X-1 | ACIS-S /NONE | 1/ 8.0/ 10.1 | Apr 20 2001 12:16PM | archived | TOO | 400078 | 711 | BILDSTEN |
| SGR 1900+14 | ACIS-S /NONE | 1/ 20.0/ 20.8 | Apr 22 2001 4:58AM | archived | DDT | 500199 | 2458 | Kulkarni |
| NGC 4552 | ACIS-S /NONE | 1/ 55.0/ 55.1 | Apr 22 2001 2:19PM | archived | GO | 600206 | 2072 | White |
| 3C 228 | ACIS-S /NONE | 1/ 10.8/ 10.8 | Apr 23 2001 4:16AM | archived | GO | 700285 | 2453 | Worrall |
| V 1121+2327 | ACIS-I /NONE | 1/ 80.0/ 72.1 | Apr 23 2001 11:20PM | archived | GTO | 800128 | 1660 | VANSPEYBROECK |
| RX J0910+5422 | ACIS-I /NONE | 1/ 76.0/ 66.1 | Apr 24 2001 7:50PM | archived | GO | 800166 | 2452 | Stanford |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Apr 25 2001 3:00PM | archived | GO | 400107 | 1029 | Vrtilek |
| SN1987A | ACIS-S /NONE | 1/ 20.0/ 18 | Apr 25 2001 5:08PM | archived | GTO | 500110 | 1044 | Garmire |
| SMC X-1 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Apr 26 2001 2:35PM | archived | GO | 400108 | 1030 | Vrtilek |
| SN1006 NW | ACIS-S /NONE | 1/ 100.0/ 90.1 | Apr 26 2001 4:45PM | archived | GO | 500136 | 1959 | Long |
| RCW103 | ACIS-I /NONE | 1/ 3.5/ 4 | Apr 27 2001 6:14PM | archived | GTO | 500192 | 2315 | Garmire |
| 2MASSJ151653+1900 | ACIS-I /NONE | 1/ 1.0/ 1.1 | Apr 27 2001 7:52PM | archived | GO | 700359 | 2169 | Wilkes |
| 1641+399 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Apr 27 2001 8:37PM | archived | GO | 700333 | 2143 | Sambruna |
| 1928+738 | ACIS-S /NONE | 1/ 10.0/ 9.3 | Apr 27 2001 11:38PM | archived | GO | 700335 | 2145 | Sambruna |
| RX J0910+5422 | ACIS-I /NONE | 1/ 124.0/ 107 | Apr 29 2001 5:09AM | archived | GO | 800166 | 2227 | Stanford |
| ISO NW #2 | ACIS-I /NONE | 1/ 44.0/ 41.3 | Apr 30 2001 11:20AM | archived | GTO | 900058 | 1699 | Mushotzky |
| SGR 1900 + 14 | ACIS-S /NONE | 1/ 20.0/ 18.8 | Apr 30 2001 11:27PM | archived | DDT | 500200 | 2459 | Kouveliotou |
| 0605-085 | ACIS-S /NONE | 1/ 10.0/ 9.5 | May 1 2001 9:54PM | archived | GO | 700322 | 2132 | Sambruna |
| IC 5332 | ACIS-S /NONE | 1/ 56.0/ 52.8 | May 2 2001 1:10AM | archived | GO | 600200 | 2066 | Prestwich |
| CIRCINUS GALAXY | ACIS-S /NONE | 1/ 5.0/ 4.5 | May 2 2001 4:20PM | archived | DDT | 700393 | 2454 | Matt |
| NGC3169 | ACIS-S /NONE | 1/ 2.0/ 2.1 | May 2 2001 6:16PM | archived | GTO | 700230 | 1614 | Wilson |
| NGC 5204 X-1 | ACIS-S /NONE | 1/ 10.0/ 9.5 | May 2 2001 7:20PM | archived | GO | 600163 | 2029 | Roberts |
| NGC 2681 | ACIS-S /NONE | 1/ 85.0/ 80 | May 2 2001 10:25PM | archived | GO | 600195 | 2061 | Prestwich |
| RX J1317.4+2911 | ACIS-I /NONE | 1/ 115.0/ 112.8 | May 4 2001 12:47PM | archived | GO | 800167 | 2228 | Stanford |
| A2034 | ACIS-I /NONE | 1/ 56.0/ 54.7 | May 5 2001 8:28PM | archived | GO | 800143 | 2204 | Sarazin |
| MKN 766 | ACIS-S /HETG | 1/ 90.0/ 90.5 | May 7 2001 3:40AM | archived | GTO | 700213 | 1597 | Canizares |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 10.0 | May 8 2001 5:19AM | archived | GO | 800176 | 2333 | Jernigan |
| NGC 1399 | ACIS-S /HETG | 1/ 15.0/ 14.8 | May 8 2001 8:40AM | archived | GTO | 600000 | 2389 | Canizares |
| SS 433 | ACIS-S /HETG | 1/ 20.0/ 19.9 | May 8 2001 2:01PM | archived | GO | 400153 | 1940 | namiki |
| WR140 | ACIS-S /HETG | 1/ 25.0/ 24.8 | May 8 2001 8:01PM | archived | DDT | 200125 | 2338 | Pollock |
| CENTAURUS A | ACIS-S /HETG | 1/ 50.0/ 47.4 | May 9 2001 8:16PM | archived | GTO | 700216 | 1600 | Murray |
| SS 433 | ACIS-S /HETG | 1/ 20.0/ 18.8 | May 10 2001 10:37AM | archived | GO | 400154 | 1941 | namiki |
| RXJ 1347.5-1145 | ACIS-S /HETG | 1/ 100.0/ 93.9 | May 10 2001 5:00PM | archived | GO | 800161 | 2222 | KAHN |
| SS 433 | ACIS-S /HETG | 1/ 20.0/ 19.9 | May 12 2001 10:53AM | archived | GO | 400155 | 1942 | namiki |
| 3C396 (G39.2-0.3) | ACIS-S /NONE | 1/ 100.0/ 99.8 | May 12 2001 4:56PM | archived | GO | 500165 | 1988 | Reynolds |
| B2 2236+35 | ACIS-S /NONE | 1/ 10.0/ 10.1 | May 13 2001 9:11PM | archived | GO | 700381 | 2191 | Worrall |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.2 | May 14 2001 12:14AM | archived | CAL | 290078 | 997 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 12:43AM | archived | CAL | 290078 | 2432 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 1:12AM | archived | CAL | 290078 | 2433 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 1:41AM | archived | CAL | 290078 | 2434 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 2:10AM | archived | CAL | 290078 | 2435 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 2:39AM | archived | CAL | 290078 | 2436 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 3:08AM | archived | CAL | 290078 | 2437 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 3:37AM | archived | CAL | 290078 | 2438 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 4:06AM | archived | CAL | 290078 | 2439 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 4:35AM | archived | CAL | 290078 | 2440 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 5:04AM | archived | CAL | 290078 | 2441 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 5:34AM | archived | CAL | 290078 | 2442 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 6:03AM | archived | CAL | 290078 | 2443 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 6:32AM | archived | CAL | 290078 | 2444 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 7:01AM | archived | CAL | 290078 | 2445 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 7:30AM | archived | CAL | 290078 | 2446 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 7:59AM | archived | CAL | 290078 | 2447 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 8:28AM | archived | CAL | 290078 | 2448 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 8:57AM | archived | CAL | 290078 | 2449 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 9:26AM | archived | CAL | 290078 | 2450 | Calibration |
| ARLAC | HRC-S /NONE | 1/ 1.0/ 1.4 | May 14 2001 9:55AM | archived | CAL | 290078 | 2451 | Calibration |
| NGC 346 | ACIS-I /NONE | 1/ 100.0/ 99.9 | May 15 2001 2:12AM | archived | GO | 200109 | 1881 | Corcoran |
| HYDRA A | ACIS-S /HETG | 1/ 10.0/ 10.1 | May 16 2001 6:34AM | archived | GO | 800177 | 2334 | Jernigan |
| A1413 | ACIS-I /NONE | 1/ 10.0/ 9.8 | May 16 2001 9:49AM | archived | GTO | 800129 | 1661 | VANSPEYBROECK |
| ISO NW #3 | ACIS-I /NONE | 1/ 44.0/ 44.2 | May 16 2001 1:03PM | archived | GTO | 900056 | 1697 | Mushotzky |
| ISO NW #1 | ACIS-I /NONE | 1/ 80.0/ 74 | May 17 2001 6:46PM | archived | GTO | 900057 | 1698 | Mushotzky |
| 3C295 | ACIS-I /NONE | 1/ 100.0/ 92.1 | May 18 2001 3:43PM | archived | GO | 900081 | 2254 | Elvis |
| GALACTIC PLANE 1 | ACIS-I /NONE | 1/ 100.0/ 99.9 | May 20 2001 9:03AM | archived | GO | 900125 | 2298 | Ebisawa |
| Q1422+231 | ACIS-S /NONE | 1/ 10.0/ 11.2 | May 21 2001 1:28PM | archived | GTO | 700247 | 1631 | Garmire |
| CENTAURUS A | ACIS-S /HETG | 1/ 50.0/ 52.1 | May 21 2001 5:28PM | archived | GTO | 700217 | 1601 | Murray |
| 4U 0142+61 | ACIS-S /HETG | 1/ 25.0/ 25.3 | May 23 2001 1:13AM | archived | GTO | 400096 | 1018 | Canizares |
| GRS 1915+105 | ACIS-S /HETG | 1/ 30.0/ 30.1 | May 23 2001 8:44AM | archived | GO | 400158 | 1945 | Remillard |
| AO PSC | ACIS-S /HETG | 1/ 100.0/ 100.1 | May 23 2001 5:32PM | archived | GO | 300046 | 1898 | Hellier |
| A3112 | ACIS-S /NONE | 1/ 7.3/ 7.3 | May 24 2001 9:51PM | archived | GO | 800155 | 2216 | Sarazin |
| CAS A | ACIS-S /HETG | 1/ 70.0/ 69.9 | May 25 2001 5:22PM | archived | GTO | 500112 | 1046 | Canizares |
| CARTWHEEL | ACIS-S /NONE | 1/ 80.0/ 77.1 | May 26 2001 1:27PM | archived | GO | 600153 | 2019 | Wolter |
| NGC4111 | ACIS-S /NONE | 1/ 15.0/ 15 | May 27 2001 11:45AM | archived | GTO | 600135 | 1578 | Murray |
| 2MASSJ130700+2338 | ACIS-I /NONE | 1/ 3.1/ 3.7 | May 27 2001 2:51PM | archived | GO | 700355 | 2165 | Wilkes |
| UGC 05101 | ACIS-S /NONE | 1/ 50.0/ 49.9 | May 28 2001 7:18AM | archived | GO | 600167 | 2033 | Heckman |
| NGC4258 | ACIS-S /NONE | 1/ 22.0/ 21.3 | May 28 2001 9:40PM | archived | GTO | 700234 | 1618 | Wilson |
| NGC4258 | ACIS-S /NONE | 1/ 7.0/ 7.6 | May 29 2001 4:02AM | archived | GTO | 700391 | 2340 | Wilson |
| ARP 242 | ACIS-S /NONE | 1/ 30.0/ 28.9 | May 29 2001 6:23AM | archived | GO | 600177 | 2043 | Read |
| NGC4382 (M85) | ACIS-S /NONE | 1/ 43.0/ 40.2 | May 29 2001 2:43PM | archived | GO | 600150 | 2016 | Sarazin |
| LBQS 1212+1445 | ACIS-S /NONE | 1/ 5.0/ 4.5 | May 30 2001 2:10AM | archived | GO | 700394 | 2456 | Brandt |
| LBQS 1029-0125 | ACIS-S /NONE | 1/ 5.0/ 4.6 | May 30 2001 3:52AM | archived | GO | 700292 | 2102 | Brandt |
| LBQS 1442-0011 | ACIS-S /NONE | 1/ 5.0/ 4.3 | May 30 2001 5:43AM | archived | GO | 700301 | 2111 | Brandt |
| 3C281 | ACIS-S /NONE | 1/ 17.0/ 16 | May 30 2001 11:20PM | archived | GTO | 700209 | 1593 | Fabian |
| NGC4594 | ACIS-S /NONE | 1/ 20.0/ 18.7 | May 31 2001 4:09AM | archived | GTO | 600143 | 1586 | Murray |
| AGX~J103244-1424 | ACIS-I /NONE | 1/ 4.5/ 4.5 | May 31 2001 9:53AM | archived | GO | 900086 | 2259 | Ueda |
| M 67 | ACIS-I /NONE | 1/ 50.0/ 46.8 | May 31 2001 11:32AM | archived | GO | 200101 | 1873 | Belloni |
| ABELL 1204 | ACIS-I /NONE | 1/ 25.0/ 23.9 | Jun 1 2001 1:05AM | archived | GO | 800144 | 2205 | Scharf |
| MACS J1149.5+2223 | ACIS-I /NONE | 1/ 20.0/ 18.7 | Jun 1 2001 7:56AM | archived | GTO | 800124 | 1656 | VANSPEYBROECK |
| MACS J1423.8+2404 | ACIS-I /NONE | 1/ 20.0/ 18.7 | Jun 1 2001 1:37PM | archived | GTO | 800125 | 1657 | VANSPEYBROECK |
| 2MASSJ145331+1353 | ACIS-I /NONE | 1/ 2.5/ 3.3 | Jun 1 2001 7:21PM | archived | GO | 700357 | 2167 | Wilkes |
| CI AQL | ACIS-S /NONE | 1/ 2.0/ 2.1 | Jun 1 2001 8:41PM | archived | DDT | 300054 | 2465 | Greiner |
| NGC266 | ACIS-S /NONE | 1/ 2.0/ 2.2 | Jun 1 2001 9:50PM | archived | GTO | 700226 | 1610 | Wilson |
| 3C 275.1 | ACIS-S /NONE | 1/ 25.0/ 25.4 | Jun 2 2001 3:28PM | archived | GO | 700286 | 2096 | Worrall |
| NGC4365 | ACIS-S /NONE | 1/ 41.0/ 41 | Jun 2 2001 10:53PM | archived | GO | 600149 | 2015 | Sarazin |
| NGC 3585 | ACIS-S /NONE | 1/ 36.0/ 35.7 | Jun 3 2001 10:40AM | archived | GO | 600212 | 2078 | Bregman |
| 3C 228 | ACIS-S /NONE | 1/ 14.2/ 13.9 | Jun 3 2001 9:06PM | archived | GO | 700285 | 2095 | Worrall |
| NGC 4559 X-1 | ACIS-S /NONE | 1/ 10.0/ 11.1 | Jun 4 2001 1:31AM | archived | GO | 600161 | 2027 | Roberts |
| A1060 | ACIS-I /NONE | 1/ 30.0/ 32.3 | Jun 4 2001 4:59AM | archived | GO | 800159 | 2220 | Ohashi |
| HD104237 | ACIS-I /NONE | 1/ 3.0/ 2.9 | Jun 5 2001 5:36AM | archived | GTO | 200128 | 2404 | Garmire |
| E0102-72.3 [Chip I3, T=120, Offsets=-7,0,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 6:47AM | archived | CAL | 590142 | 1533 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,0,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 9:04AM | archived | CAL | 590143 | 1534 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 11:22AM | archived | CAL | 590144 | 1535 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,4,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 1:40PM | archived | CAL | 590145 | 1536 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,6,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 4:01PM | archived | CAL | 590146 | 1537 | Calibration |
| E0102-72.3 [Chip I0, T=120, Offsets=4,-5,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 6:22PM | archived | CAL | 590151 | 1542 | Calibration |
| E0102-72.3 [Chip I1, T=120, Offsets=-4,-3,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 8:39PM | archived | CAL | 590152 | 1543 | Calibration |
| E0102-72.3 [Chip I2, T=120, Offsets=4,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Jun 5 2001 10:57PM | archived | CAL | 590153 | 1544 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Jun 6 2001 1:34AM | archived | CAL | 590139 | 1530 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jun 6 2001 3:52AM | archived | CAL | 590140 | 1531 | Calibration |
| E0102-72.3 [Chip S1, T=120, Offsets=13,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jun 6 2001 6:10AM | archived | CAL | 590141 | 1532 | Calibration |
| E0102-72.3 [Chip S0, T=120, Offsets=21,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Jun 6 2001 8:47AM | archived | CAL | 590147 | 1538 | Calibration |
| E0102-72.3 [Chip S2, T=120, Offsets=5,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jun 6 2001 11:05AM | archived | CAL | 590148 | 1539 | Calibration |
| E0102-72.3 [Chip S4, T=120, Offsets=-9,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jun 6 2001 1:23PM | archived | CAL | 590149 | 1540 | Calibration |
| E0102-72.3 [Chip S5, T=120, Offsets=-17,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Jun 6 2001 3:40PM | archived | CAL | 590150 | 1541 | Calibration |
| SNR G54.1+0.3 | ACIS-S /NONE | 1/ 40.0/ 38.9 | Jun 6 2001 6:32PM | archived | GO | 500160 | 1983 | Lu |
| PKS1404-257 | ACIS-S /NONE | 1/ 7.0/ 7.2 | Jun 7 2001 9:58PM | archived | GTO | 800118 | 1650 | Fabian |
| A1664 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Jun 8 2001 12:13AM | archived | GTO | 800116 | 1648 | Fabian |
| 1WGA_J1420.0+0625 | ACIS-S /NONE | 1/ 3.0/ 2.9 | Jun 8 2001 3:30AM | archived | GO | 700310 | 2120 | CAGNONI |
| NGC4388 | ACIS-S /NONE | 1/ 20.0/ 20.2 | Jun 8 2001 4:49AM | archived | GTO | 700235 | 1619 | Wilson |
| XMM 13HR - FIELD 4 | ACIS-I /NONE | 1/ 30.0/ 30.3 | Jun 8 2001 10:55AM | archived | GO | 900062 | 2235 | McHardy |
| XMM 13HR - FIELD 1 | ACIS-I /NONE | 1/ 30.0/ 30.2 | Jun 8 2001 7:30PM | archived | GO | 900063 | 2236 | McHardy |
| XMM 13HR - FIELD 2 | ACIS-I /NONE | 1/ 30.0/ 30.1 | Jun 9 2001 4:06AM | archived | GO | 900064 | 2237 | McHardy |
| XMM 13HR - FIELD 3 | ACIS-I /NONE | 1/ 30.0/ 28.8 | Jun 9 2001 12:41PM | archived | GO | 900065 | 2238 | McHardy |
| 3C9 | ACIS-S /NONE | 1/ 20.0/ 20.1 | Jun 10 2001 1:53PM | archived | GTO | 700211 | 1595 | Fabian |
| M31 NUCLEUS | ACIS-I /NONE | 1/ 5.0/ 5 | Jun 10 2001 7:54PM | archived | GTO | 600140 | 1583 | Murray |
| M31 - SOUTH 2 | HRC-I /NONE | 1/ 1.0/ 0.8 | Jun 10 2001 9:27PM | archived | GTO | 600123 | 1566 | Murray |
| M31 - SOUTH 1 | HRC-I /NONE | 1/ 1.0/ 1.2 | Jun 10 2001 9:53PM | archived | GTO | 600125 | 1568 | Murray |
| M31 - CENTER | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 10 2001 10:18PM | archived | GTO | 600127 | 1570 | Murray |
| M31 - NORTH 1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 10 2001 10:43PM | archived | GTO | 600129 | 1572 | Murray |
| M31 - NORTH 2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jun 10 2001 11:08PM | archived | GTO | 600131 | 1574 | Murray |
| QSO 1508+5714 | ACIS-S /NONE | 1/ 100.0/ 90.1 | Jun 10 2001 11:58PM | archived | GO | 900068 | 2241 | Paerels |
| NGC 3607/NGC 3608 | ACIS-I /NONE | 1/ 37.0/ 39 | Jun 12 2001 1:26AM | archived | GO | 600207 | 2073 | Forman |
| HR 5512 | HRC-I /NONE | 1/ 3.0/ 2.9 | Jun 13 2001 4:01AM | archived | GO | 200099 | 1871 | Huensch |
| 2MASSJ163700+2221 | ACIS-I /NONE | 1/ 4.1/ 4.6 | Jun 13 2001 5:19AM | archived | GO | 700360 | 2170 | Wilkes |
| 3C273 | ACIS-S /HETG | 1/ 30.0/ 27.1 | Jun 13 2001 6:59AM | archived | CAL | 790057 | 2463 | Calibration |
| 3C273 | ACIS-S /LETG | 1/ 30.0/ 30.5 | Jun 13 2001 4:15PM | archived | CAL | 790058 | 2464 | Calibration |
| 3C273 | HRC-S /LETG | 1/ 30.0/ 29.8 | Jun 14 2001 12:46AM | archived | CAL | 790056 | 2462 | Calibration |
| NGC3115 | ACIS-S /NONE | 1/ 36.0/ 37.4 | Jun 14 2001 10:50AM | archived | GO | 600174 | 2040 | Irwin |
| NGC3923 | ACIS-S /NONE | 1/ 20.0/ 21.4 | Jun 14 2001 9:37PM | archived | GTO | 600120 | 1563 | Murray |
| 3C273 | ACIS-S /LETG | 1/ 30.0/ 25.8 | Jun 15 2001 8:27PM | archived | CAL | 790059 | 2471 | Calibration |
| PKS0745-191 | ACIS-S /NONE | 1/ 20.0/ 18.0 | Jun 16 2001 5:50AM | archived | DDT | 800178 | 2427 | Fabian |
| ABELL 2163 | ACIS-I /NONE | 1/ 80.0/ 72.0 | Jun 16 2001 11:54AM | archived | GTO | 800121 | 1653 | Murray |
| ABELL 2163 | ACIS-I /NONE | 1/ 10.0/ 8.7 | Jun 17 2001 8:03AM | archived | GTO | 800121 | 2455 | Murray |
| SGR1900+14 | ACIS-I /NONE | 1/ 30.0/ 30.1 | Jun 17 2001 11:09AM | archived | GO | 500131 | 1954 | Hurley |
| NGC 6530 | ACIS-I /NONE | 1/ 61.0/ 60.9 | Jun 18 2001 11:58AM | archived | GTO | 200084 | 977 | Murray |
| AGX~J204711-3628 | ACIS-I /NONE | 1/ 4.0/ 3.9 | Jun 19 2001 5:22AM | archived | GO | 900091 | 2264 | Ueda |
| AGX~J231008-2223 | ACIS-I /NONE | 1/ 3.3/ 3.1 | Jun 19 2001 6:52AM | archived | GO | 900092 | 2265 | Ueda |
| A2534 | ACIS-S /NONE | 1/ 27.2/ 27.3 | Jun 19 2001 8:15AM | archived | GTO | 900054 | 2483 | Murray |
| ABELL 2667 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jun 19 2001 4:04PM | archived | GO | 800153 | 2214 | Allen |
| NGC 628 | ACIS-S /NONE | 1/ 47.0/ 47 | Jun 19 2001 7:18PM | archived | GO | 600191 | 2057 | Prestwich |
| LBQS 0029+0017 | ACIS-S /NONE | 1/ 7.0/ 6.7 | Jun 20 2001 8:41AM | archived | GO | 700291 | 2101 | Brandt |
| A2534 | ACIS-S /NONE | 1/ 62.8/ 62.8 | Jun 21 2001 2:20AM | archived | GTO | 900054 | 1695 | Murray |
| PSR B1957+20 | ACIS-S /NONE | 1/ 43.0/ 43.2 | Jun 21 2001 8:17PM | archived | GO | 400124 | 1911 | STAPPERS |
| NGC 278 | ACIS-S /NONE | 1/ 40.0/ 38.7 | Jun 22 2001 8:43AM | archived | GO | 600189 | 2055 | Prestwich |
| NGC 4314 | ACIS-S /NONE | 1/ 18.0/ 16.2 | Jun 22 2001 8:08PM | archived | GO | 600197 | 2063 | Prestwich |
| HD141569 | ACIS-I /NONE | 1/ 3.0/ 2.9 | Jun 23 2001 1:12AM | archived | GTO | 200088 | 981 | Garmire |
| M51 | ACIS-S /NONE | 1/ 29.0/ 27.1 | Jun 23 2001 7:03PM | archived | GTO | 700238 | 1622 | Wilson |
| SDSS160501-011220 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Jun 24 2001 3:02AM | archived | GO | 700276 | 2086 | Brandt |
| RCW103 | ACIS-I /NONE | 1/ 3.5/ 4.0 | Jun 24 2001 5:18AM | archived | GTO | 500193 | 2316 | Garmire |
| 1E1740.7-2942 | ACIS-S /HETG | 1/ 70.0/ 64.5 | Jun 24 2001 6:44AM | archived | GO | 400123 | 1910 | Cui |
| 4U1705-44 | ACIS-S /HETG | 1/ 5.0/ 5.8 | Jun 25 2001 12:59AM | archived | GO | 400137 | 1924 | Robba |
| PKS 1830-211 | ACIS-S /HETG | 1/ 50.0/ 52.0 | Jun 25 2001 3:43AM | archived | GTO | 700392 | 2417 | Garmire |
| NGC 3783 | ACIS-S /HETG | 1/ 170.0/ 168.3 | Jun 26 2001 10:17AM | archived | GO | 700284 | 2094 | George |
| NGC 4593 | ACIS-S /HETG | 1/ 80.0/ 79.9 | Jun 29 2001 12:52AM | archived | GO | 700279 | 2089 | Yaqoob |
| BETA CETI | ACIS-S /HETG | 1/ 88.0/ 87.4 | Jun 29 2001 11:56PM | archived | GTO | 200081 | 974 | Linsky |
| 4U1705-44 | ACIS-S /HETG | 1/ 25.0/ 25.1 | Jul 1 2001 5:40PM | archived | GO | 400136 | 1923 | Robba |
| GEV J1837-0610 | ACIS-S /NONE | 1/ 10.0/ 9.1 | Jul 2 2001 1:24AM | archived | GO | 500163 | 1986 | Romani |
| SAX J1818.7+1424 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Jul 2 2001 4:13AM | archived | GO | 400130 | 1917 | VERBUNT |
| CHA I NORTH CLOUD | ACIS-I /NONE | 1/ 70.0/ 67.1 | Jul 2 2001 6:43AM | archived | GO | 200095 | 1867 | Feigelson |
| M31 NUCLEUS | ACIS-I /NONE | 1/ 5.0/ 4.9 | Jul 3 2001 2:32AM | archived | GTO | 600141 | 1584 | Murray |
| M31_1 | ACIS-S /NONE | 1/ 15.0/ 14 | Jul 3 2001 4:23AM | archived | GO | 600182 | 2048 | diStefano |
| M31_2 | ACIS-S /NONE | 1/ 15.0/ 13.8 | Jul 3 2001 8:25AM | archived | GO | 600185 | 2051 | diStefano |
| M31_3 | ACIS-S /NONE | 1/ 15.0/ 14.7 | Jul 3 2001 12:27PM | archived | GO | 600188 | 2054 | diStefano |
| 1E1048-59 | HRC-I /NONE | 1/ 10.0/ 9.8 | Jul 4 2001 8:31AM | archived | GO | 500139 | 1962 | Israel |
| MARS | ACIS-I /NONE | 1/ 30.0/ 33.1 | Jul 4 2001 11:50AM | archived | GO | 100019 | 1861 | Dennerl |
| 2MASSJ140251+2631 | ACIS-I /NONE | 1/ 1.0/ 1.8 | Jul 4 2001 10:14PM | archived | GO | 700356 | 2166 | Wilkes |
| LOCKMAN HOLE #14 | ACIS-I /NONE | 1/ 5.0/ 4.9 | Jul 4 2001 10:58PM | archived | GTO | 900032 | 1673 | Murray |
| LOCKMAN HOLE #9 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 12:30AM | archived | GTO | 900033 | 1674 | Murray |
| LOCKMAN HOLE #4 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 2:02AM | archived | GTO | 900034 | 1675 | Murray |
| LOCKMAN HOLE #19 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 3:34AM | archived | GTO | 900035 | 1676 | Murray |
| LOCKMAN HOLE #10 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 5:06AM | archived | GTO | 900036 | 1677 | Murray |
| LOCKMAN HOLE #15 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 6:42AM | archived | GTO | 900037 | 1678 | Murray |
| LOCKMAN HOLE #5 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 8:18AM | archived | GTO | 900038 | 1679 | Murray |
| LOCKMAN HOLE #1 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 9:50AM | archived | GTO | 900039 | 1680 | Murray |
| LOCKMAN HOLE #2 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 11:21AM | archived | GTO | 900040 | 1681 | Murray |
| LOCKMAN HOLE #6 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 12:53PM | archived | GTO | 900041 | 1682 | Murray |
| LOCKMAN HOLE #11 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 2:25PM | archived | GTO | 900042 | 1683 | Murray |
| LOCKMAN HOLE #16 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 3:57PM | archived | GTO | 900043 | 1684 | Murray |
| LOCKMAN HOLE #20 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 5:29PM | archived | GTO | 900044 | 1685 | Murray |
| LOCKMAN HOLE #3 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 7:01PM | archived | GTO | 900045 | 1686 | Murray |
| LOCKMAN HOLE #12 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 8:33PM | archived | GTO | 900046 | 1687 | Murray |
| LOCKMAN HOLE #17 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 5 2001 10:05PM | archived | GTO | 900047 | 1688 | Murray |
| LOCKMAN HOLE #21 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 5 2001 11:36PM | archived | GTO | 900048 | 1689 | Murray |
| LOCKMAN HOLE #18 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 6 2001 1:08AM | archived | GTO | 900049 | 1690 | Murray |
| LOCKMAN HOLE #7 | ACIS-I /NONE | 1/ 5.0/ 4.8 | Jul 6 2001 2:40AM | archived | GTO | 900050 | 1691 | Murray |
| LOCKMAN HOLE #8 | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jul 6 2001 4:12AM | archived | GTO | 900051 | 1692 | Murray |
| LOCKMAN HOLE #13 | ACIS-I /NONE | 1/ 5.0/ 5.8 | Jul 6 2001 5:44AM | archived | GTO | 900052 | 1693 | Murray |
| NGC 604 | ACIS-I /NONE | 1/ 100.0/ 90 | Jul 6 2001 11:22PM | archived | GO | 600157 | 2023 | Damiani |
| G74.9+1.2 | ACIS-S /NONE | 1/ 20.0/ 18.0 | Jul 8 2001 12:52AM | archived | GTO | 500103 | 1037 | Garmire |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.1 | Jul 8 2001 6:20AM | archived | TOO | 100009 | 591 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.3 | Jul 8 2001 7:05AM | archived | TOO | 100009 | 1810 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.3 | Jul 8 2001 7:49AM | archived | TOO | 100009 | 1811 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.4 | Jul 8 2001 8:33AM | archived | TOO | 100009 | 1812 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.4 | Jul 8 2001 9:18AM | archived | TOO | 100009 | 1813 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 1.9 | Jul 8 2001 11:15AM | archived | TOO | 100008 | 590 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 8 2001 11:59AM | archived | TOO | 100008 | 1819 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.3 | Jul 8 2001 12:43PM | archived | TOO | 100008 | 1820 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.3 | Jul 8 2001 1:28PM | archived | TOO | 100008 | 1821 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 8 2001 2:12PM | archived | TOO | 100008 | 1822 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 8 2001 2:58PM | archived | TOO | 100008 | 1823 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 8 2001 3:44PM | archived | TOO | 100008 | 1824 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.3 | Jul 8 2001 4:30PM | archived | TOO | 100008 | 1825 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.2 | Jul 8 2001 5:14PM | archived | TOO | 100008 | 1826 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.0 | Jul 8 2001 7:09PM | archived | TOO | 100009 | 1814 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.3 | Jul 8 2001 7:54PM | archived | TOO | 100009 | 1815 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.3 | Jul 8 2001 8:38PM | archived | TOO | 100009 | 1816 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.3 | Jul 8 2001 9:22PM | archived | TOO | 100009 | 1817 | VESTRAND |
| LINEAR 2001 A2 | HRC-I /NONE | 1/ 2.2/ 2.5 | Jul 8 2001 10:07PM | archived | TOO | 100009 | 1818 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.0 | Jul 9 2001 3:51PM | archived | TOO | 100008 | 2472 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 4:37PM | archived | TOO | 100008 | 2473 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 5:23PM | archived | TOO | 100008 | 2474 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 6:10PM | archived | TOO | 100008 | 2475 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 6:56PM | archived | TOO | 100008 | 2476 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 7:43PM | archived | TOO | 100008 | 2477 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 8:29PM | archived | TOO | 100008 | 2478 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 9:15PM | archived | TOO | 100008 | 2479 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 10:01PM | archived | TOO | 100008 | 2480 | VESTRAND |
| LINEAR 2001 A2 | HRC-S /LETG | 1/ 2.2/ 2.4 | Jul 9 2001 10:47PM | archived | TOO | 100008 | 2481 | VESTRAND |
| PROTO CLUSTER | ACIS-S /NONE | 1/ 79.0/ 78.9 | Jul 10 2001 1:01AM | archived | GTO | 900053 | 1694 | Garmire |
| IC 5332 | ACIS-S /NONE | 1/ 56.0/ 55.9 | Jul 10 2001 11:26PM | archived | GO | 600201 | 2067 | Prestwich |
| CTB 80 CORE | ACIS-S /NONE | 1/ 85.0/ 78.1 | Jul 12 2001 6:40AM | archived | GO | 500161 | 1984 | Gallant |
| CAS A [Chip S3, T=120, Offsets=-2,0,0] | ACIS-S /NONE | 1/ 2.0/ 1.0 | Jul 13 2001 4:48AM | archived | CAL | 590157 | 1548 | Calibration |
| CAS A [HRC-I, Offsets=0,0,0 HRC-I, AO2B] | HRC-I /NONE | 1/ 5.0/ 4.8 | Jul 13 2001 5:31AM | archived | CAL | 590159 | 1550 | Calibration |
| M15 | HRC-I /NONE | 1/ 10.0/ 9.1 | Jul 13 2001 7:22AM | archived | GO | 300051 | 1903 | Charles |
| CAS A [Chip I3, T=120, Offsets=-2,2,0] | ACIS-I /NONE | 1/ 2.0/ 1.4 | Jul 13 2001 10:20AM | archived | CAL | 590155 | 1546 | Calibration |
| ARP299 | ACIS-I /NONE | 1/ 25.0/ 24.8 | Jul 13 2001 11:23AM | archived | GTO | 700257 | 1641 | Murray |
| 2MASSJ165939+1834 | ACIS-I /NONE | 1/ 2.4/ 2.5 | Jul 13 2001 6:46PM | archived | GO | 700361 | 2171 | Wilkes |
| G21.5-0.9[Chip I3, T=120, Offsets=-2.25,0,3.5] | ACIS-I /NONE | 1/ 10.0/ 10.4 | Jul 13 2001 7:54PM | archived | CAL | 590161 | 1552 | Calibration |
| G21.5-0.9 [HRC-I, Offsets=0,0,0 Offsets=AO2B] | HRC-I /NONE | 1/ 10.0/ 10.1 | Jul 13 2001 10:51PM | archived | CAL | 590165 | 1556 | Calibration |
| SGR A* | ACIS-I /NONE | 1/ 50.0/ 100.5 | Jul 14 2001 2:06AM | archived | GTO | 600118 | 1561 | Garmire |
| CXOUJ112439.4-591622 | HRC-S /NONE | 1/ 50.0/ 49.8 | Jul 14 2001 9:49PM | archived | GO | 500130 | 1953 | Hughes |
| G327.1-1.1 | ACIS-I /NONE | 1/ 50.0/ 49.9 | Jul 15 2001 12:11PM | archived | GO | 500132 | 1955 | Slane |
| GCS 1 | ACIS-I /NONE | 1/ 12.0/ 10.8 | Jul 16 2001 2:32AM | archived | GO | 900096 | 2269 | Wang |
| GCS 2 | ACIS-I /NONE | 1/ 12.0/ 10.5 | Jul 16 2001 5:41AM | archived | GO | 900098 | 2271 | Wang |
| GCS 3 | ACIS-I /NONE | 1/ 12.0/ 10.6 | Jul 16 2001 8:49AM | archived | GO | 900101 | 2274 | Wang |
| GCS 4 | ACIS-I /NONE | 1/ 12.0/ 10.6 | Jul 16 2001 11:58AM | archived | GO | 900104 | 2277 | Wang |
| GCS 5 | ACIS-I /NONE | 1/ 12.0/ 10.6 | Jul 16 2001 3:06PM | archived | GO | 900107 | 2280 | Wang |
| GCS 6 | ACIS-I /NONE | 1/ 12.0/ 10.5 | Jul 16 2001 6:15PM | archived | GO | 900112 | 2285 | Wang |
| GCS 7 | ACIS-I /NONE | 1/ 12.0/ 11.9 | Jul 17 2001 2:28PM | archived | GO | 900115 | 2288 | Wang |
| GCS 8 | ACIS-I /NONE | 1/ 12.0/ 11.8 | Jul 17 2001 5:56PM | archived | GO | 900119 | 2292 | Wang |
| GCS 9 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 17 2001 9:25PM | archived | GO | 900121 | 2294 | Wang |
| GCS 10 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 18 2001 12:53AM | archived | GO | 900100 | 2273 | Wang |
| GCS 11 | ACIS-I /NONE | 1/ 12.0/ 11.8 | Jul 18 2001 4:22AM | archived | GO | 900103 | 2276 | Wang |
| GCS 12 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 18 2001 7:50AM | archived | GO | 900106 | 2279 | Wang |
| GCS 13 | ACIS-I /NONE | 1/ 12.0/ 10.7 | Jul 18 2001 11:19AM | archived | GO | 900109 | 2282 | Wang |
| GCS 14 | ACIS-I /NONE | 1/ 12.0/ 10.7 | Jul 18 2001 2:31PM | archived | GO | 900111 | 2284 | Wang |
| GCS 15 | ACIS-I /NONE | 1/ 12.0/ 10.8 | Jul 18 2001 5:42PM | archived | GO | 900114 | 2287 | Wang |
| GCS 16 | ACIS-I /NONE | 1/ 12.0/ 10.7 | Jul 18 2001 8:54PM | archived | GO | 900118 | 2291 | Wang |
| GCS 17 | ACIS-I /NONE | 1/ 12.0/ 11.3 | Jul 19 2001 12:06AM | archived | GO | 900120 | 2293 | Wang |
| GCS 18 | ACIS-I /NONE | 1/ 12.0/ 11.3 | Jul 19 2001 3:26AM | archived | GO | 900122 | 2295 | Wang |
| GCS 19 | ACIS-I /NONE | 1/ 12.0/ 11.2 | Jul 19 2001 6:46AM | archived | GO | 900123 | 2296 | Wang |
| GCS 20 | ACIS-I /NONE | 1/ 12.0/ 11.6 | Jul 19 2001 10:07AM | archived | GO | 900094 | 2267 | Wang |
| GCS 21 | ACIS-I /NONE | 1/ 12.0/ 10.9 | Jul 20 2001 4:54AM | archived | GO | 900095 | 2268 | Wang |
| GCS 22 | ACIS-I /NONE | 1/ 12.0/ 10.8 | Jul 20 2001 8:06AM | archived | GO | 900097 | 2270 | Wang |
| GCS 23 | ACIS-I /NONE | 1/ 12.0/ 11.8 | Jul 20 2001 11:17AM | archived | GO | 900099 | 2272 | Wang |
| GCS 24 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 20 2001 2:46PM | archived | GO | 900102 | 2275 | Wang |
| GCS 25 | ACIS-I /NONE | 1/ 12.0/ 11.8 | Jul 20 2001 6:14PM | archived | GO | 900105 | 2278 | Wang |
| GCS 26 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 20 2001 9:43PM | archived | GO | 900108 | 2281 | Wang |
| GCS 27 | ACIS-I /NONE | 1/ 12.0/ 11.8 | Jul 21 2001 1:11AM | archived | GO | 900110 | 2283 | Wang |
| GCS 28 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 21 2001 4:40AM | archived | GO | 900113 | 2286 | Wang |
| GCS 29 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 21 2001 8:08AM | archived | GO | 900116 | 2289 | Wang |
| GCS 30 | ACIS-I /NONE | 1/ 12.0/ 11.7 | Jul 21 2001 11:37AM | archived | GO | 900117 | 2290 | Wang |
| NGC6624 | ACIS-S /HETG | 1/ 10.0/ 9.7 | Jul 21 2001 3:25PM | archived | GTO | 400099 | 1021 | Murray |
| G21.5-0.9 [Chip S3, T=120, Offsets=-1,0,0] | ACIS-S /NONE | 1/ 10.0/ 9.5 | Jul 21 2001 6:47PM | archived | CAL | 590163 | 1554 | Calibration |
| 1749+279 | ACIS-S /NONE | 1/ 10.0/ 9.8 | Jul 21 2001 9:52PM | archived | GO | 700334 | 2144 | Sambruna |
| 0405-123 | ACIS-S /NONE | 1/ 10.0/ 9.5 | Jul 22 2001 1:40AM | archived | GO | 700321 | 2131 | Sambruna |
| SN 1999EM | ACIS-S /NONE | 1/ 30.0/ 30.1 | Jul 22 2001 8:40PM | archived | GO | 500147 | 1970 | Lewin |
| LYNDS 1551 | ACIS-I /NONE | 1/ 80.0/ 79.9 | Jul 23 2001 5:28AM | archived | GO | 200094 | 1866 | BALLY |
| 1WGA_J0221.1+1958 | ACIS-S /NONE | 1/ 3.0/ 2.9 | Jul 24 2001 4:10AM | archived | GO | 700306 | 2116 | CAGNONI |
| M32 | ACIS-S /NONE | 1/ 55.0/ 51.4 | Jul 24 2001 5:28AM | archived | GO | 600151 | 2017 | O'CONNELL |
| HZ43 | HRC-I /LETG | 1/ 5.0/ 4.9 | Jul 25 2001 12:43PM | archived | CAL | 290082 | 1001 | Calibration |
| HZ43 | HRC-I /LETG | 1/ 15.0/ 15.4 | Jul 25 2001 2:17PM | archived | CAL | 290086 | 1005 | Calibration |
| 3C348 (HERCULES A) | ACIS-S /NONE | 1/ 15.0/ 15 | Jul 25 2001 7:00PM | archived | GTO | 700241 | 1625 | Wilson |
| LBQS 1239+0955 | ACIS-S /NONE | 1/ 5.0/ 5.2 | Jul 25 2001 11:44PM | archived | GO | 700299 | 2109 | Brandt |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 3 | Jul 26 2001 2:00AM | archived | CAL | 190008 | 2469 | Wolk |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 3.0 | Jul 26 2001 2:54AM | archived | CAL | 190008 | 2487 | Wolk |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 2.8 | Jul 26 2001 4:06AM | archived | CAL | 190008 | 2488 | Wolk |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 3 | Jul 26 2001 5:00AM | archived | CAL | 190008 | 2489 | Wolk |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 3 | Jul 26 2001 6:13AM | archived | CAL | 190008 | 2490 | Wolk |
| DARK MOON | ACIS-S /NONE | 1/ 3.0/ 3 | Jul 26 2001 7:07AM | archived | CAL | 190008 | 2493 | Wolk |
| G312.4-0.4 | ACIS-I /NONE | 1/ 10.0/ 9.4 | Jul 26 2001 8:38AM | archived | GO | 500162 | 1985 | Romani |
| 2MASSJ150113+2329 | ACIS-I /NONE | 1/ 3.6/ 3.5 | Jul 26 2001 11:51AM | archived | GO | 700358 | 2168 | Wilkes |
| DQ HERCULIS | ACIS-S /NONE | 1/ 48.0/ 46.9 | Jul 26 2001 1:16PM | archived | GO | 300047 | 1899 | Mukai |
| WZ SGE | HRC-S /LETG | 1/ 20.0/ 19.9 | Jul 27 2001 2:44AM | archived | DDT | 300057 | 2504 | Wheatley |
| G21.5-0.9 [HRC-S, Offsets=0,0,0 Offsets=AO2B] | HRC-S /NONE | 1/ 10.0/ 10.6 | Jul 27 2001 8:58AM | archived | CAL | 590167 | 1558 | Calibration |
| M32 | ACIS-S /NONE | 1/ 20.0/ 17.9 | Jul 28 2001 3:10AM | archived | GO | 600151 | 2494 | O'CONNELL |
| CYGNUS LOOP XA | ACIS-S /NONE | 1/ 80.0/ 74.9 | Jul 28 2001 8:38AM | archived | GO | 500138 | 1961 | Gaetz |
| NGC 6240 | ACIS-S /NONE | 1/ 40.0/ 37.1 | Jul 29 2001 6:02AM | archived | GTO | 700206 | 1590 | Predehl |
| WZ SGE | ACIS-S /NONE | 1/ 5.0/ 5.1 | Jul 29 2001 4:49PM | archived | DDT | 300061 | 2508 | Wheatley |
| DQ HERCULIS | ACIS-S /NONE | 1/ 22.0/ 22 | Jul 29 2001 6:40PM | archived | GO | 300047 | 2503 | Mukai |
| 2MASSJ125807+2329 | ACIS-I /NONE | 1/ 3.1/ 3.3 | Jul 30 2001 1:16AM | archived | GO | 700353 | 2163 | Wilkes |
| 2MASSJ130005+1632 | ACIS-I /NONE | 1/ 1.0/ 0.9 | Jul 30 2001 2:23AM | archived | GO | 700354 | 2164 | Wilkes |
| M 16 | ACIS-I /NONE | 1/ 80.0/ 78.1 | Jul 30 2001 7:12PM | archived | GTO | 200085 | 978 | Linsky |
| KES 79 | ACIS-I /NONE | 1/ 30.0/ 29.9 | Jul 31 2001 5:20PM | archived | GO | 500159 | 1982 | Seward |
| NGC 4621 | ACIS-S /NONE | 1/ 25.0/ 25.1 | Aug 1 2001 2:16AM | archived | GO | 600202 | 2068 | Zabludoff |
| CIR X-1 | ACIS-S /HETG | 1/ 8.0/ 8.1 | Aug 1 2001 9:45AM | archived | GO | 400118 | 1905 | Brandt |
| CI AQL | ACIS-S /NONE | 1/ 20.0/ 19.8 | Aug 1 2001 12:52PM | archived | DDT | 300056 | 2492 | Greiner |
| PKS 2153-69 | ACIS-S /NONE | 1/ 15.0/ 13.9 | Aug 2 2001 11:18AM | archived | GTO | 700243 | 1627 | Wilson |
| 2S0921-630 | ACIS-S /HETG | 1/ 80.0/ 75.7 | Aug 2 2001 3:39PM | archived | GO | 400122 | 1909 | Kallman |
| BRI 0401-1711 | ACIS-S /NONE | 1/ 4.0/ 3.8 | Aug 3 2001 1:17PM | archived | GO | 700372 | 2182 | Bechtold |
| 2MASSJ022150+1327 | ACIS-I /NONE | 1/ 3.4/ 3.6 | Aug 3 2001 2:52PM | archived | GO | 700346 | 2156 | Wilkes |
| M15 | HRC-I /NONE | 1/ 10.0/ 8.9 | Aug 3 2001 4:37PM | archived | GO | 300051 | 2412 | Charles |
| LBQS 2201-1834 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Aug 3 2001 7:41PM | archived | GO | 700304 | 2114 | Brandt |
| A262 | ACIS-S /NONE | 1/ 28.0/ 29.1 | Aug 3 2001 9:59PM | archived | GO | 800154 | 2215 | Sarazin |
| RGH80 | ACIS-I /NONE | 1/ 10.0/ 11 | Aug 4 2001 6:44AM | archived | GO | 800170 | 2231 | FUKAZAWA |
| GRS 1915+105 | ACIS-S /HETG | 1/ 30.0/ 28.5 | Aug 5 2001 1:56AM | archived | GO | 400159 | 1946 | Remillard |
| NGC 4494 | ACIS-S /NONE | 1/ 25.0/ 25.1 | Aug 5 2001 10:19AM | archived | GO | 600213 | 2079 | Bregman |
| CIR X-1 | ACIS-S /HETG | 1/ 8.0/ 8.1 | Aug 5 2001 5:52PM | archived | GO | 400119 | 1906 | Brandt |
| V 1221+4918 | ACIS-I /NONE | 1/ 80.0/ 80.1 | Aug 5 2001 9:03PM | archived | GTO | 800130 | 1662 | VANSPEYBROECK |
| WZ SGE | HRC-S /LETG | 1/ 20.0/ 18.7 | Aug 6 2001 7:53PM | archived | DDT | 300058 | 2505 | Wheatley |
| WZ SGE | ACIS-S /NONE | 1/ 5.0/ 4.9 | Aug 7 2001 5:47PM | archived | DDT | 300065 | 2512 | Kuulkers |
| LBQS 1231+1320 | ACIS-S /NONE | 1/ 7.0/ 6.7 | Aug 7 2001 8:08PM | archived | GO | 700297 | 2107 | Brandt |
| NGC 4303 | ACIS-S /NONE | 1/ 30.0/ 28.3 | Aug 7 2001 10:15PM | archived | GO | 700339 | 2149 | Santos-Lleo |
| NGC_2024 | ACIS-I /NONE | 1/ 80.0/ 76.4 | Aug 8 2001 7:03AM | archived | GO | 200106 | 1878 | Skinner |
| AGX~J045241-5322 | ACIS-I /NONE | 1/ 2.4/ 2.0 | Aug 9 2001 4:43AM | archived | GO | 900084 | 2257 | Ueda |
| GX340+0 | ACIS-S /HETG | 1/ 25.0/ 24.0 | Aug 9 2001 5:55AM | archived | GO | 400134 | 1921 | Robba |
| GX340+0 | ACIS-S /HETG | 1/ 5.0/ 5.8 | Aug 9 2001 1:00PM | archived | GO | 400135 | 1922 | Robba |
| CIR X-1 | ACIS-S /HETG | 1/ 8.0/ 8.2 | Aug 9 2001 2:48PM | archived | GO | 400120 | 1907 | Brandt |
| GAMMA CAS | ACIS-S /HETG | 1/ 54.0/ 52.4 | Aug 10 2001 9:37AM | archived | GO | 200123 | 1895 | Smith |
| HD 223460 | ACIS-S /HETG | 1/ 100.0/ 96.8 | Aug 11 2001 12:37AM | archived | GO | 200120 | 1892 | Ayres |
| CYG X-2 | ACIS-S /HETG | 1/ 15.0/ 15.1 | Aug 12 2001 4:01AM | archived | GTO | 400094 | 1016 | Canizares |
| IC 1459 | ACIS-S /NONE | 1/ 60.0/ 60.1 | Aug 12 2001 11:55PM | archived | GO | 700386 | 2196 | Fabbiano |
| SERSIC 159-03 | ACIS-S /NONE | 1/ 10.0/ 10.0 | Aug 13 2001 5:03PM | archived | GTO | 800136 | 1668 | Fabian |
| CAL 87 | ACIS-S /LETG | 1/ 100.0/ 97.7 | Aug 13 2001 8:17PM | archived | GO | 300044 | 1896 | Greiner |
| WZ SGE | HRC-S /LETG | 1/ 20.0/ 19.9 | Aug 18 2001 8:07AM | archived | DDT | 300059 | 2506 | Wheatley |
| HZ43 | HRC-S /LETG | 1/ 20.0/ 20.1 | Aug 18 2001 2:16PM | archived | CAL | 390004 | 1012 | Calibration |
| NGC 6440 | ACIS-S /NONE | 1/ 2.5/ 2.6 | Aug 18 2001 8:23PM | archived | DDT | 400233 | 3360 | in'tZand |
| RCW103 | ACIS-I /NONE | 1/ 3.5/ 3.9 | Aug 18 2001 9:33PM | archived | GTO | 500194 | 2317 | Garmire |
| MSH15-56 | ACIS-S /NONE | 1/ 60.0/ 56.8 | Aug 18 2001 10:59PM | archived | GO | 500142 | 1965 | Plucinsky |
| HD 152404 | ACIS-I /NONE | 1/ 3.0/ 3.1 | Aug 19 2001 3:15PM | archived | GTO | 200090 | 983 | Garmire |
| HD150193 | ACIS-I /NONE | 1/ 3.0/ 2.9 | Aug 19 2001 4:25PM | archived | GTO | 200089 | 982 | Garmire |
| PSR J1740+1000 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Aug 19 2001 5:47PM | archived | GO | 500166 | 1989 | Arzoumanian |
| PSR J1740+1000 | ACIS-S /NONE | 1/ 15.0/ 16.5 | Aug 19 2001 7:41PM | archived | GO | 500166 | 2426 | Arzoumanian |
| VEGA, HRC-I, AO2 | HRC-I /NONE | 1/ 2.5/ 2.3 | Aug 20 2001 12:23AM | archived | CAL | 290068 | 987 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.3 | Aug 20 2001 1:13AM | archived | CAL | 290070 | 989 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.6 | Aug 20 2001 2:03AM | archived | CAL | 290072 | 991 | Calibration |
| VEGA, HRC-S, AO2 | HRC-S /NONE | 1/ 2.5/ 2.6 | Aug 20 2001 2:53AM | archived | CAL | 290074 | 993 | Calibration |
| LBQS 0021-0213 | ACIS-S /NONE | 1/ 7.0/ 6.8 | Aug 20 2001 4:34AM | archived | GO | 700289 | 2099 | Brandt |
| NGC7619/NGC7626 | ACIS-I /NONE | 1/ 27.0/ 27.0 | Aug 20 2001 10:17PM | archived | GO | 600208 | 2074 | Forman |
| 3C 452 | ACIS-S /NONE | 1/ 80.0/ 80.9 | Aug 21 2001 6:15AM | archived | GO | 700385 | 2195 | Isobe |
| M15 | HRC-I /NONE | 1/ 10.0/ 10.8 | Aug 22 2001 5:10AM | archived | GO | 300051 | 2413 | Charles |
| WZ SGE | ACIS-S /NONE | 1/ 10.0/ 12.0 | Aug 22 2001 8:41AM | archived | DDT | 300066 | 2513 | Kuulkers |
| 3C 334 | ACIS-S /NONE | 1/ 30.0/ 33.9 | Aug 22 2001 12:21PM | archived | GO | 700287 | 2097 | Worrall |
| IC1262 | ACIS-S /NONE | 1/ 30.0/ 31.1 | Aug 23 2001 3:20PM | archived | GO | 600152 | 2018 | Trinchieri |
| A2125 | ACIS-I /NONE | 1/ 80.0/ 82.5 | Aug 24 2001 12:25AM | archived | GO | 800146 | 2207 | Wang |
| 3C351 | ACIS-S /NONE | 1/ 50.0/ 52.1 | Aug 24 2001 11:48PM | archived | GO | 700318 | 2128 | Hardcastle |
| IC 4329A | ACIS-S /HETG | 1/ 60.0/ 60.0 | Aug 26 2001 6:14AM | archived | GO | 700367 | 2177 | MADEJSKI |
| RXJ1532 | ACIS-S /NONE | 1/ 10.0/ 9.4 | Aug 26 2001 11:25PM | archived | GTO | 800117 | 1649 | Fabian |
| NGC 5055 | ACIS-S /NONE | 1/ 30.0/ 28.3 | Aug 27 2001 2:31AM | archived | GO | 700387 | 2197 | Zezas |
| 3C280 | ACIS-S /NONE | 1/ 68.0/ 64.3 | Aug 27 2001 10:53AM | archived | GO | 800149 | 2210 | Donahue |
| A1758 | ACIS-S /NONE | 1/ 60.0/ 59.0 | Aug 28 2001 8:43PM | archived | GO | 800152 | 2213 | David |
| RX J1350.0+6007 | ACIS-I /NONE | 1/ 60.0/ 59.0 | Aug 29 2001 1:34PM | archived | GO | 800168 | 2229 | Stanford |
| A2218 | ACIS-I /NONE | 1/ 50.0/ 49.2 | Aug 30 2001 6:25AM | archived | GTO | 800134 | 1666 | VANSPEYBROECK |
| M31 NUCLEUS | ACIS-I /NONE | 1/ 5.0/ 4.9 | Aug 31 2001 1:24PM | archived | GTO | 600134 | 1577 | Murray |
| SDSS0150+0041 | ACIS-S /NONE | 1/ 3.3/ 3.2 | Aug 31 2001 3:16PM | archived | GO | 700371 | 2181 | Bechtold |
| IRAS00317-2142 | ACIS-S /NONE | 1/ 20.0/ 20.4 | Aug 31 2001 4:39PM | archived | GO | 700382 | 2192 | Zezas |
| SGR 0526-66 | ACIS-S /NONE | 1/ 53.0/ 53.4 | Aug 31 2001 10:44PM | archived | GO | 500134 | 1957 | Kulkarni |
| SGR 0526-66 | ACIS-S /NONE | 1/ 7.0/ 6.9 | Sep 1 2001 2:00PM | archived | GO | 500134 | 2515 | Kulkarni |
| 0534-69.9 | ACIS-S /NONE | 1/ 60.0/ 60.2 | Sep 1 2001 4:25PM | archived | GO | 500168 | 1991 | Borkowski |
| NGC 1549 | ACIS-S /NONE | 1/ 37.0/ 37.0 | Sep 2 2001 9:37AM | archived | GO | 600211 | 2077 | Bregman |
| A2744 | ACIS-S /NONE | 1/ 25.0/ 25.1 | Sep 3 2001 4:34AM | archived | GO | 800151 | 2212 | David |
| A2550 | ACIS-S /NONE | 1/ 60.0/ 59.7 | Sep 3 2001 11:58AM | archived | GO | 800164 | 2225 | Markevitch |
| LBQS 2154-2005 | ACIS-S /NONE | 1/ 5.0/ 5.0 | Sep 4 2001 5:03AM | archived | GO | 700303 | 2113 | Brandt |
| XTE J1723-376 | ACIS-I /NONE | 1/ 30.0/ 29.7 | Sep 4 2001 6:56AM | archived | GO | 400147 | 1934 | MARKWARDT |
| NGC 5135 | ACIS-S /NONE | 1/ 30.0/ 29.9 | Sep 4 2001 3:39PM | archived | GO | 700377 | 2187 | Levenson |
| NGC 5236 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Sep 5 2001 12:22AM | archived | GO | 600198 | 2064 | Prestwich |
| SDSS1621-0042 | ACIS-S /NONE | 1/ 1.5/ 1.5 | Sep 5 2001 7:17PM | archived | GO | 700374 | 2184 | Bechtold |
| RXJ1416.4+2315 | ACIS-S /NONE | 1/ 15.0/ 14.7 | Sep 5 2001 8:06PM | archived | GO | 600158 | 2024 | Jones |
| RXJ 1532.9+3021 | ACIS-I /NONE | 1/ 10.0/ 10.1 | Sep 6 2001 12:44AM | archived | GTO | 800133 | 1665 | VANSPEYBROECK |
| B2 1621+38 | ACIS-S /NONE | 1/ 5.0/ 5.8 | Sep 6 2001 3:59AM | archived | GO | 700380 | 2190 | Worrall |
| 3C397 | ACIS-S /NONE | 1/ 68.0/ 66.8 | Sep 6 2001 5:50AM | archived | GTO | 500108 | 1042 | HOLT |
| NGC 6946 | ACIS-S /NONE | 1/ 60.0/ 59.0 | Sep 7 2001 12:54AM | archived | GTO | 500109 | 1043 | HOLT |
| 1RXSJ1450+6559 | HRC-S /NONE | 1/ 1.0/ 0.8 | Sep 7 2001 5:46PM | archived | GO | 500155 | 1978 | Rutledge |
| 1RXSJ1639+5656 | HRC-S /NONE | 1/ 1.0/ 1.1 | Sep 7 2001 6:20PM | archived | GO | 500157 | 1980 | Rutledge |
| M31-S2 | HRC-I /NONE | 1/ 1.0/ 0.8 | Sep 8 2001 11:44AM | archived | GO | 600223 | 2886 | Garcia |
| M31-S1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 8 2001 12:09PM | archived | GO | 600227 | 2890 | Garcia |
| M31-CORE | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 8 2001 12:34PM | archived | GO | 600240 | 2903 | Garcia |
| M31-N1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 8 2001 12:59PM | archived | GO | 600244 | 2907 | Garcia |
| M31-N2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Sep 8 2001 1:24PM | archived | GO | 600248 | 2911 | Garcia |
| NGC 3556 | ACIS-S /NONE | 1/ 60.0/ 60.1 | Sep 8 2001 2:14PM | archived | GO | 600159 | 2025 | Wang |
| NGC 4125 | ACIS-S /NONE | 1/ 65.0/ 65.0 | Sep 9 2001 7:22AM | archived | GO | 600205 | 2071 | White |
| IC4296 | ACIS-S /NONE | 1/ 25.0/ 24.2 | Sep 10 2001 2:28AM | archived | GO | 600155 | 2021 | PELLEGRINI |
| SAX J1324.5-6313 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Sep 10 2001 9:36AM | archived | GO | 400126 | 1913 | VERBUNT |
| 1RXSJ104047.4-704713 | ACIS-I /NONE | 1/ 12.8/ 12.9 | Sep 11 2001 2:37AM | archived | GO | 900127 | 2300 | Weisskopf |
| NGC 55 | ACIS-I /NONE | 1/ 60.0/ 60.1 | Sep 11 2001 6:41AM | archived | GO | 900082 | 2255 | Ota |
| FAIRALL 9 | ACIS-S /HETG | 1/ 80.0/ 79.9 | Sep 11 2001 11:49PM | archived | GO | 700278 | 2088 | Yaqoob |
| NGC6624 | ACIS-S /HETG | 1/ 10.0/ 10.8 | Sep 12 2001 10:35PM | archived | GTO | 400100 | 1022 | Murray |
| PROXIMA CENTAURI | ACIS-S /HETG | 1/ 46.0/ 42.9 | Sep 13 2001 5:48PM | archived | GO | 200126 | 2388 | Linsky |
| 1E1740.7-2942 | ACIS-S /HETG | 1/ 70.0/ 65.3 | Sep 14 2001 6:13AM | archived | GO | 400165 | 2491 | Cui |
| A3112 | ACIS-S /NONE | 1/ 17.6/ 17.1 | Sep 15 2001 12:55AM | archived | GO | 800155 | 2516 | Sarazin |
| AGX~J045301-5304 | ACIS-I /NONE | 1/ 3.3/ 3.2 | Sep 15 2001 6:06AM | archived | GO | 900085 | 2258 | Ueda |
| N49B | ACIS-S /NONE | 1/ 35.0/ 34.3 | Sep 15 2001 7:29AM | archived | GTO | 500107 | 1041 | Garmire |
| 0548-70.4 | ACIS-S /NONE | 1/ 60.0/ 60.0 | Sep 16 2001 10:25AM | archived | GO | 500169 | 1992 | Borkowski |
| RX J0852.0-4622 | ACIS-S /NONE | 1/ 31.0/ 31.4 | Sep 17 2001 3:33AM | archived | GTO | 500100 | 1034 | Garmire |
| TAU CETI | ACIS-S /NONE | 1/ 50.0/ 50.1 | Sep 17 2001 12:45PM | archived | GO | 200114 | 1886 | Saar |
| PSS 0059+0003 | ACIS-S /NONE | 1/ 2.8/ 2.7 | Sep 18 2001 3:07AM | archived | GO | 700369 | 2179 | Bechtold |
| BRI 0103+0032 | ACIS-S /NONE | 1/ 4.0/ 3.7 | Sep 18 2001 4:03AM | archived | GO | 700370 | 2180 | Bechtold |
| 3C120 | ACIS-S /NONE | 1/ 13.0/ 13.0 | Sep 18 2001 5:38AM | archived | GTO | 700229 | 1613 | Wilson |
| NGC3147 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Sep 19 2001 12:48AM | archived | GTO | 700231 | 1615 | Wilson |
| WZ SGE | ACIS-S /NONE | 1/ 10.0/ 10.1 | Sep 19 2001 1:56AM | archived | DDT | 300067 | 2514 | Kuulkers |
| CAS-A | HRC-S /NONE | 1/ 50.0/ 50.4 | Sep 19 2001 5:14AM | archived | GTO | 500104 | 1038 | Murray |
| EV LAC | ACIS-S /HETG | 1/ 100.0/ 101.3 | Sep 19 2001 7:46PM | archived | GO | 200113 | 1885 | osten |
| 1WGA_J1233.3+6910 | ACIS-S /NONE | 1/ 3.0/ 2.5 | Sep 21 2001 4:21PM | archived | GO | 700309 | 2119 | CAGNONI |
| MWC297 | ACIS-I /NONE | 1/ 40.0/ 38.1 | Sep 21 2001 5:45PM | archived | GO | 200111 | 1883 | Yamauchi |
| SAX J1752.3-3138 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Sep 22 2001 5:06AM | archived | GO | 400127 | 1914 | VERBUNT |
| DARK MOON | ACIS-I /NONE | 1/ 3.6/ 3.4 | Sep 22 2001 7:00AM | archived | CAL | 190007 | 2468 | Wolk |
| DARK MOON | ACIS-I /NONE | 1/ 2.2/ 2.2 | Sep 22 2001 8:00AM | archived | CAL | 190007 | 3368 | Wolk |
| DARK MOON | ACIS-I /NONE | 1/ 5.2/ 5.1 | Sep 22 2001 9:00AM | archived | CAL | 190007 | 3370 | Wolk |
| DARK MOON | ACIS-I /NONE | 1/ 4.0/ 4 | Sep 22 2001 10:30AM | archived | CAL | 190007 | 3371 | Wolk |
| HD 93497 | ACIS-S /HETG | 1/ 20.0/ 19.9 | Sep 24 2001 8:58AM | archived | GO | 200118 | 1890 | Ayres |
| SGR 1627-41 | ACIS-S /NONE | 1/ 50.0/ 50.0 | Sep 30 2001 5:17AM | archived | GO | 500158 | 1981 | Kouveliotou |
| IRAS 23128-5919 | ACIS-S /NONE | 1/ 50.0/ 49.9 | Sep 30 2001 7:31PM | archived | GO | 600171 | 2037 | Heckman |
| PUPPIS A SHOCK FRONT | ACIS-S /NONE | 1/ 15.0/ 15.1 | Oct 1 2001 9:56AM | archived | GO | 500127 | 1950 | Hwang |
| CAL 83 | HRC-S /LETG | 1/ 35.0/ 35.4 | Oct 2 2001 7:19AM | archived | GO | 300048 | 1900 | Paerels |
| CAL 83 | HRC-S /LETG | 1/ 65.0/ 62.3 | Oct 3 2001 11:42AM | archived | GO | 300048 | 3402 | Paerels |
| ABELL 496 | ACIS-S /NONE | 1/ 10.0/ 10.1 | Oct 4 2001 9:20PM | archived | GO | 800292 | 3361 | White |
| M31 NUCLEUS | ACIS-S /NONE | 1/ 40.0/ 38.1 | Oct 5 2001 1:02AM | archived | GTO | 600132 | 1575 | Murray |
| M31 NUCLEUS | ACIS-I /NONE | 1/ 5.0/ 4.9 | Oct 5 2001 12:03PM | archived | GTO | 600133 | 1576 | Murray |
| A2556 | ACIS-S /NONE | 1/ 20.0/ 20.1 | Oct 5 2001 2:13PM | archived | GO | 800165 | 2226 | Markevitch |
| SAX J1753.5-2349 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Oct 5 2001 8:18PM | archived | GO | 400128 | 1915 | VERBUNT |
| XTE J1650-500 | ACIS-S /HETG | 1/ 30.0/ 30 | Oct 5 2001 10:10PM | archived | TOO | 400179 | 2699 | Lewin |
| NGC6093 | ACIS-S /NONE | 1/ 50.0/ 49.2 | Oct 6 2001 6:58AM | archived | GTO | 300040 | 1007 | Murray |
| RCW103 | ACIS-S /NONE | 1/ 3.5/ 3.8 | Oct 7 2001 1:28PM | archived | GTO | 500195 | 2318 | Garmire |
| PKS 2135-14 | ACIS-S /NONE | 1/ 15.0/ 15.1 | Oct 7 2001 2:58PM | archived | GTO | 700242 | 1626 | Wilson |
| MS 2053.7-0449 | ACIS-I /NONE | 1/ 45.0/ 45.1 | Oct 7 2001 7:36PM | archived | GTO | 800135 | 1667 | VANSPEYBROECK |
| RXJ1856.5-3754 | HRC-S /LETG | 1/ 100.5/ 101.9 | Oct 8 2001 8:31AM | archived | DDT | 500285 | 3382 | Tananbaum |
| RXJ1856.5-3754 | HRC-S /LETG | 1/ 170.0/ 167.4 | Oct 10 2001 5:18AM | archived | DDT | 500285 | 3380 | Tananbaum |
| RXJ1856.5-3754 | HRC-S /LETG | 1/ 170.0/ 171.0 | Oct 12 2001 7:31PM | archived | DDT | 500285 | 3381 | Tananbaum |
| RXJ1856.5-3754 | HRC-S /LETG | 1/ 9.5/ 9.3 | Oct 15 2001 11:59AM | archived | DDT | 500285 | 3399 | Tananbaum |
| XTE J1739-302 | ACIS-I /NONE | 1/ 5.0/ 4.9 | Oct 15 2001 3:02PM | archived | GO | 400121 | 1908 | Smith |
| MXB 1659-298 | ACIS-S /NONE | 1/ 20.0/ 19.8 | Oct 15 2001 4:54PM | archived | TOO | 400168 | 2688 | Wijnands |
| 19410+2336 | ACIS-S /NONE | 1/ 20.0/ 20.0 | Oct 15 2001 10:41PM | archived | GO | 200096 | 1868 | Beuther |
| GD 358 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Oct 16 2001 4:42AM | archived | GO | 200093 | 1865 | Musielak |
| 3C330 | ACIS-S /NONE | 1/ 50.0/ 44.6 | Oct 16 2001 6:29AM | archived | GO | 700317 | 2127 | Hardcastle |
| NGC 4214 | ACIS-S /NONE | 1/ 30.0/ 26.7 | Oct 16 2001 7:25PM | archived | GO | 600164 | 2030 | Heckman |
| SN 1998S | ACIS-S /NONE | 1/ 30.0/ 29.0 | Oct 17 2001 3:11AM | archived | GO | 500149 | 1972 | Lewin |
| Q0615+820 | ACIS-S /NONE | 1/ 50.0/ 47.9 | Oct 18 2001 3:39AM | archived | GTO | 700218 | 1602 | Murray |
| NGC 278 | ACIS-S /NONE | 1/ 40.0/ 37.7 | Oct 18 2001 5:24PM | archived | GO | 600190 | 2056 | Prestwich |
| NGC 628 | ACIS-S /NONE | 1/ 47.0/ 46.7 | Oct 19 2001 4:20AM | archived | GO | 600192 | 2058 | Prestwich |
| ARP 270 | ACIS-S /NONE | 1/ 20.0/ 19.7 | Oct 19 2001 6:40PM | archived | GO | 600176 | 2042 | Read |
| A1361 | ACIS-S /NONE | 1/ 9.0/ 8.4 | Oct 19 2001 11:00PM | archived | GO | 800293 | 3369 | EDGE |
| G332.+0.1 | ACIS-I /NONE | 1/ 30.0/ 29.9 | Oct 20 2001 5:58PM | archived | GO | 500137 | 1960 | Vink |
| A2554 | ACIS-S /NONE | 1/ 20.0/ 20.1 | Oct 21 2001 2:52AM | archived | GTO | 900055 | 1696 | Murray |
| 1RXS J1708-4009 | HRC-I /NONE | 1/ 10.0/ 9.8 | Oct 23 2001 10:29AM | archived | GO | 500140 | 1963 | Israel |
| NGC 7130 | ACIS-S /NONE | 1/ 40.0/ 39.5 | Oct 23 2001 1:44PM | archived | GO | 700378 | 2188 | Levenson |
| PSR1813-36 | ACIS-S /NONE | 1/ 30.0/ 29.0 | Oct 24 2001 1:07AM | archived | GO | 500188 | 2011 | Ogelman |
| SAX J1806.5-2215 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Oct 24 2001 9:30AM | archived | GO | 400129 | 1916 | VERBUNT |
| IRAS 17208-0014 | ACIS-S /NONE | 1/ 50.0/ 49.1 | Oct 24 2001 11:15AM | archived | GO | 600169 | 2035 | Heckman |
| CHVC125 | ACIS-S /NONE | 1/ 25.0/ 24.3 | Oct 25 2001 1:34AM | archived | GO | 900080 | 2484 | Bregman |
| SDSS094108+594725 | ACIS-S /NONE | 1/ 4.5/ 4.2 | Oct 25 2001 8:45AM | archived | GO | 700474 | 3035 | Brandt |
| SN1998BW | ACIS-S /NONE | 1/ 50.0/ 48.2 | Oct 27 2001 11:07AM | archived | GO | 500133 | 1956 | Kouveliotou |
| CYG X-1 | ACIS-S /HETG | 1/ 30.0/ 30 | Oct 28 2001 4:33PM | archived | DDT | 400234 | 3407 | Cui |
| XTE J1650-500 | ACIS-S /HETG | 1/ 30.0/ 28.6 | Oct 29 2001 1:31AM | archived | TOO | 400180 | 2700 | Lewin |
| HD 93497 | ACIS-S /HETG | 1/ 60.0/ 58.1 | Oct 29 2001 10:06AM | archived | GO | 200118 | 3403 | Ayres |
| RR PIC | ACIS-S /NONE | 1/ 25.0/ 24.8 | Oct 30 2001 2:41AM | archived | GO | 300050 | 1902 | Balman |
| IRAS 05189-2524 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Oct 30 2001 10:05AM | archived | GO | 600168 | 2034 | Heckman |
| IRAS 20551-4250 | ACIS-S /NONE | 1/ 50.0/ 45.4 | Oct 31 2001 9:01AM | archived | GO | 600170 | 2036 | Heckman |
| LBQS 0025-0151 | ACIS-S /NONE | 1/ 5.0/ 4.7 | Oct 31 2001 10:10PM | archived | GO | 700290 | 2100 | Brandt |
| M31 | HRC-I /NONE | 1/ 50.0/ 46.9 | Nov 1 2001 12:07AM | archived | GO | 400125 | 1912 | Kaaret |
| 53W002 CLUSTER | ACIS-S /NONE | 1/ 40.0/ 38.1 | Nov 1 2001 1:41PM | archived | GO | 800160 | 2221 | White |
| MARKARIAN 266 | ACIS-S /NONE | 1/ 20.0/ 19.9 | Nov 2 2001 12:43AM | archived | GO | 600178 | 2044 | Read |
| UGC 4305 | ACIS-S /NONE | 1/ 5.0/ 5.3 | Nov 2 2001 6:44AM | archived | GTO | 600121 | 1564 | Murray |
| S106 FIR | ACIS-I /NONE | 1/ 50.0/ 44.9 | Nov 3 2001 12:27AM | archived | GO | 200121 | 1893 | Maeda |
| NGC 3665 GROUP | ACIS-I /NONE | 1/ 20.0/ 18.1 | Nov 3 2001 1:33PM | archived | GO | 800222 | 3222 | Ponman |
| ABELL 611 | ACIS-S /NONE | 1/ 40.0/ 36.5 | Nov 3 2001 7:01PM | archived | GO | 800194 | 3194 | Allen |
| ZWICKY 2701 | ACIS-S /NONE | 1/ 30.0/ 27.2 | Nov 4 2001 5:30AM | archived | GO | 800195 | 3195 | Allen |
| PUPPIS BRIGHT E KNOT | ACIS-S /NONE | 1/ 10.0/ 10.7 | Nov 4 2001 1:46PM | archived | GO | 500128 | 1951 | Hwang |
| MG J0414+0534 | ACIS-S /NONE | 1/ 30.0/ 28.7 | Nov 9 2001 8:34AM | archived | DDT | 700608 | 3395 | Chartas |
| FXRT011030 | ACIS-S /NONE | 1/ 50.0/ 47.2 | Nov 9 2001 5:44PM | archived | DDT | 100031 | 3411 | HARRISON |
| AX J0836.2+5538 | ACIS-S /NONE | 1/ 5.0/ 4.4 | Nov 10 2001 10:12PM | archived | GO | 900155 | 3316 | Nandra |
| AX J0836.6+5529 | ACIS-S /NONE | 1/ 5.0/ 4.2 | Nov 10 2001 11:36PM | archived | GO | 900156 | 3317 | Nandra |
| NGC 3516 | ACIS-S /HETG | 1/ 89.3/ 89.4 | Nov 11 2001 1:19AM | archived | GO | 700270 | 2482 | Turner |
| MACS-J0744.8+3927 | ACIS-I /NONE | 1/ 20.0/ 20.5 | Nov 12 2001 2:35AM | archived | GTO | 800197 | 3197 | VANSPEYBROECK |
| RXJ0806.3+1527 | ACIS-S /NONE | 1/ 20.0/ 21.2 | Nov 12 2001 8:47AM | archived | GO | 500245 | 2795 | Israel |
| MACSJ0257.6-2209 | ACIS-I /NONE | 1/ 20.0/ 20.7 | Nov 12 2001 3:27PM | archived | GO | 800267 | 3267 | Ebeling |
| PSS 0902+1640 | ACIS-S /NONE | 1/ 5.0/ 5.0 | Nov 13 2001 1:28PM | archived | GO | 700400 | 2961 | DJORGOVSKI |
| HDF-N | ACIS-I /NONE | 1/ 166.7/ 166.3 | Nov 13 2001 3:19PM | archived | GO | 900132 | 3293 | Brandt |
| HDF-N | ACIS-I /NONE | 1/ 50.0/ 50.2 | Nov 16 2001 5:57AM | archived | GO | 900132 | 3388 | Brandt |
| V 410 TAU | ACIS-S /NONE | 1/ 15.0/ 15.1 | Nov 16 2001 8:34PM | archived | GTO | 200130 | 2522 | Predehl |
| HDF-N | ACIS-I /NONE | 1/ 67.0/ 67.0 | Nov 17 2001 1:35AM | archived | GO | 900132 | 3408 | Brandt |
| NGC 7252 ALTERNATE | ACIS-S /NONE | 1/ 30.0/ 28.9 | Nov 17 2001 8:57PM | archived | GTO | 700419 | 2980 | Garmire |
| NGC 7099 | ACIS-S /NONE | 1/ 50.0/ 50.0 | Nov 19 2001 3:17AM | archived | GO | 300080 | 2679 | Cohn |
| 2MASSJ222202+1952 | ACIS-I /NONE | 1/ 2.2/ 2.5 | Nov 19 2001 5:39PM | archived | GO | 700363 | 2173 | Wilkes |
| M31 NUCLEUS | ACIS-I /NONE | 1/ 5.0/ 4.9 | Nov 19 2001 6:43PM | archived | GTO | 600142 | 1585 | Murray |
| M31-S2 | HRC-I /NONE | 1/ 1.0/ 0.9 | Nov 19 2001 8:17PM | archived | GO | 600224 | 2887 | Garcia |
| M31-S1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 19 2001 8:42PM | archived | GO | 600228 | 2891 | Garcia |
| M31-CORE | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 19 2001 9:07PM | archived | GO | 600241 | 2904 | Garcia |
| M31-N1 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 19 2001 9:32PM | archived | GO | 600245 | 2908 | Garcia |
| M31-N2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Nov 19 2001 9:58PM | archived | GO | 600249 | 2912 | Garcia |
| 1RXSJ1153+5456 | HRC-S /NONE | 1/ 1.0/ 0.8 | Nov 19 2001 11:05PM | archived | GO | 500152 | 1975 | Rutledge |
| V 410 TAU | ACIS-S /NONE | 1/ 11.2/ 11.1 | Nov 19 2001 11:54PM | archived | GTO | 200190 | 3363 | Predehl |
| HDF-N | ACIS-I /NONE | 1/ 126.7/ 126.7 | Nov 21 2001 2:33PM | archived | GO | 900132 | 3389 | Brandt |
| VELA PWN | ACIS-S /NONE | 1/ 20.0/ 18.1 | Nov 25 2001 6:23PM | archived | GO | 500263 | 2813 | Pavlov |
| MACS-J0329.6-0211 | ACIS-I /NONE | 1/ 10.0/ 9.9 | Nov 26 2001 12:18AM | archived | GTO | 800257 | 3257 | VANSPEYBROECK |
| PSS0133+0400 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Nov 26 2001 7:05PM | archived | GTO | 700591 | 3152 | Garmire |
| UV CETI,GLIESE 65 | HRC-S /LETG | 1/ 80.0/ 74.8 | Nov 26 2001 9:06PM | archived | GO | 200108 | 1880 | Audard |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.9 | Nov 27 2001 6:24PM | archived | CAL | 790063 | 3169 | Calibration |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.7 | Nov 27 2001 8:46PM | archived | CAL | 790064 | 3170 | Calibration |
| VELA PWN | ACIS-S /NONE | 1/ 20.0/ 20.1 | Nov 27 2001 11:38PM | archived | GO | 500264 | 2814 | Pavlov |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 8.1 | Nov 28 2001 5:50AM | archived | CAL | 790065 | 3171 | Calibration |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.7 | Nov 28 2001 8:12AM | archived | CAL | 790066 | 3172 | Calibration |
| V1494 AQL | HRC-S /LETG | 1/ 25.0/ 25.8 | Nov 28 2001 10:53AM | archived | GO | 300082 | 2681 | Starrfield |
| FXRT011030 | ACIS-S /NONE | 1/ 20.0/ 20.1 | Nov 29 2001 11:09AM | archived | DDT | 100032 | 3412 | HARRISON |
| MACSJ0047.3-0810 | ACIS-I /NONE | 1/ 14.0/ 14.1 | Nov 29 2001 5:21PM | archived | GO | 800263 | 3263 | Ebeling |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.7 | Nov 29 2001 9:43PM | archived | CAL | 790067 | 3173 | Calibration |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.7 | Nov 30 2001 12:04AM | archived | CAL | 790068 | 3174 | Calibration |
| PKS2155-304 | HRC-S /LETG | 1/ 30.0/ 29.9 | Nov 30 2001 2:30AM | archived | CAL | 790060 | 3166 | Calibration |
| PKS2155-304 | ACIS-S /LETG | 1/ 30.0/ 30.4 | Nov 30 2001 11:18AM | archived | CAL | 790062 | 3168 | Calibration |
| PKS2155-304 | ACIS-S /HETG | 1/ 30.0/ 30.1 | Nov 30 2001 8:15PM | archived | CAL | 790061 | 3167 | Calibration |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 7.9 | Dec 1 2001 5:12AM | archived | CAL | 790070 | 3176 | Calibration |
| PKS2155-304 | ACIS-I /LETG | 1/ 8.0/ 8.1 | Dec 1 2001 7:34AM | archived | CAL | 790071 | 3177 | Calibration |
| RX J0720.4-3125 | ACIS-S /NONE | 1/ 14.4/ 15.0 | Dec 4 2001 4:55PM | archived | GO | 500224 | 2774 | Kulkarni |
| VELA PWN | ACIS-S /NONE | 1/ 20.0/ 27.3 | Dec 4 2001 9:23PM | archived | GO | 500265 | 2815 | Pavlov |
| RX J0720.4-3125 | ACIS-S /NONE | 1/ 9.8/ 10.6 | Dec 5 2001 5:27AM | archived | GO | 500223 | 2773 | Kulkarni |
| PHL 1811 | ACIS-S /NONE | 1/ 10.0/ 9.4 | Dec 5 2001 9:19AM | archived | GO | 700396 | 2957 | Leighly |
| E0102-72.3 [Chip I3, T=120, Offsets=-7,0,0] | ACIS-I /NONE | 1/ 8.0/ 7.9 | Dec 5 2001 12:26PM | archived | CAL | 590224 | 2835 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,0,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 5 2001 2:44PM | archived | CAL | 590225 | 2836 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 5 2001 5:03PM | archived | CAL | 590226 | 2837 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,4,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 5 2001 7:21PM | archived | CAL | 590227 | 2838 | Calibration |
| E0102-72.3 [Chip I3, T=120, Offsets=-4,6,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 5 2001 9:40PM | archived | CAL | 590228 | 2839 | Calibration |
| E0102-72.3 [Chip I0, T=120, Offsets=4,-5,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 5 2001 11:58PM | archived | CAL | 590229 | 2840 | Calibration |
| E0102-72.3 [Chip I1, T=120, Offsets=-4,-3,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 6 2001 2:17AM | archived | CAL | 590230 | 2841 | Calibration |
| E0102-72.3 [Chip I2, T=120, Offsets=4,2,0] | ACIS-I /NONE | 1/ 8.0/ 7.5 | Dec 6 2001 4:35AM | archived | CAL | 590231 | 2842 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=1,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.7 | Dec 6 2001 7:13AM | archived | CAL | 590232 | 2843 | Calibration |
| E0102-72.3 [Chip S3, T=120, Offsets=-1.0.0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Dec 6 2001 9:32AM | archived | CAL | 590233 | 2844 | Calibration |
| E0102-72.3 [Chip S1, T=120, Offsets=13,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Dec 6 2001 11:50AM | archived | CAL | 590234 | 2845 | Calibration |
| RX J0720.4-3125 | ACIS-S /NONE | 1/ 3.8/ 4.0 | Dec 6 2001 2:30PM | archived | GO | 500222 | 2772 | Kulkarni |
| RX J0720.4-3125 | ACIS-S /NONE | 1/ 1.0/ 1.8 | Dec 6 2001 4:02PM | archived | GO | 500221 | 2771 | Kulkarni |
| BETELGEUSE | HRC-S /NONE | 1/ 2.0/ 1.9 | Dec 7 2001 9:07AM | archived | CAL | 290152 | 2596 | Calibration |
| BETELGEUSE | HRC-S /NONE | 1/ 2.0/ 2.1 | Dec 7 2001 9:49AM | archived | CAL | 290153 | 2597 | Calibration |
| BETELGEUSE | HRC-S /NONE | 1/ 2.0/ 2.1 | Dec 7 2001 10:31AM | archived | CAL | 290154 | 2598 | Calibration |
| BETELGEUSE | HRC-S /NONE | 1/ 2.0/ 2.1 | Dec 7 2001 11:13AM | archived | CAL | 290155 | 2599 | Calibration |
| BETELGEUSE | HRC-I /NONE | 1/ 2.0/ 1.8 | Dec 7 2001 11:56AM | archived | CAL | 290151 | 2595 | Calibration |
| BETELGEUSE | ACIS-S /NONE | 1/ 3.0/ 2.9 | Dec 7 2001 12:57PM | archived | CAL | 290150 | 2594 | Calibration |
| MACS-J0825.5+6157 | ACIS-I /NONE | 1/ 20.0/ 19.1 | Dec 7 2001 2:43PM | archived | GTO | 800198 | 3198 | VANSPEYBROECK |
| M31-T2 | ACIS-I /NONE | 1/ 5.0/ 4.9 | Dec 7 2001 8:33PM | archived | GO | 600232 | 2895 | Garcia |
| 2MASSJ222221+1959 | ACIS-I /NONE | 1/ 2.2/ 2.6 | Dec 7 2001 10:21PM | archived | GO | 700364 | 2174 | Wilkes |
| PC 0025+0447 | ACIS-S /NONE | 1/ 70.0/ 67.2 | Dec 7 2001 11:26PM | archived | GO | 200187 | 2579 | Koyama |
| LBQS 0019+0107 | ACIS-S /NONE | 1/ 5.0/ 4.8 | Dec 8 2001 6:31PM | archived | GO | 700288 | 2098 | Brandt |
| 2237+0305 | ACIS-S /NONE | 1/ 10.0/ 9.6 | Dec 8 2001 8:20PM | archived | GTO | 700248 | 1632 | Garmire |
| E0102-72.3 [Chip S0, T=120, Offsets=21,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.9 | Dec 8 2001 11:35PM | archived | CAL | 590235 | 2846 | Calibration |
| E0102-72.3 [Chip S2, T=120, Offsets=5,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Dec 9 2001 1:54AM | archived | CAL | 590236 | 2847 | Calibration |
| E0102-72.3 [Chip S4, T=120, Offsets=-9,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.5 | Dec 9 2001 4:12AM | archived | CAL | 590237 | 2848 | Calibration |
| E0102-72.3 [Chip S5, T=120, Offsets=-17,0,0] | ACIS-S /NONE | 1/ 8.0/ 7.3 | Dec 9 2001 6:31AM | archived | CAL | 590238 | 2849 | Calibration |
| XRF011130 | ACIS-I /NONE | 1/ 30.0/ 30.1 | Dec 10 2001 1:07AM | archived | TOO | 500273 | 2823 | Ricker |
| RCW 38 | ACIS-I /NONE | 1/ 100.0/ 97.9 | Dec 10 2001 10:29AM | archived | GO | 200164 | 2556 | Wolk |
| 1998 WT24 | ACIS-S /NONE | 1/ 3.3/ 3.2 | Dec 11 2001 2:34PM | archived | GTO | 100016 | 593 | Garmire |
| 1998 WT24 | ACIS-S /NONE | 1/ 3.3/ 3.5 | Dec 11 2001 3:37PM | archived | GTO | 100016 | 3405 | Garmire |
| 1998 WT24 | ACIS-S /NONE | 1/ 3.3/ 3.4 | Dec 11 2001 4:41PM | archived | GTO | 100016 | 3406 | Garmire |
| VELA PWN | ACIS-S /NONE | 1/ 20.0/ 19.2 | Dec 11 2001 6:05PM | archived | GO | 500266 | 2816 | Pavlov |
| SNR 1987A | ACIS-S /NONE | 1/ 50.0/ 50.0 | Dec 12 2001 3:15PM | archived | GO | 500281 | 2831 | Burrows |
| 0208-512 | ACIS-S /NONE | 1/ 5.0/ 5.5 | Dec 13 2001 5:36AM | archived | GO | 700547 | 3108 | Marshall |
| UM425 | ACIS-S /NONE | 1/ 120.0/ 111.6 | Dec 13 2001 7:41AM | archived | GO | 700452 | 3013 | Green |
| IC4296 | ACIS-S /NONE | 1/ 25.0/ 25.4 | Dec 15 2001 8:15AM | archived | GO | 600293 | 3394 | PELLEGRINI |
| PSR 0656+14 | ACIS-S /NONE | 1/ 25.0/ 25.1 | Dec 15 2001 3:50PM | archived | GO | 500250 | 2800 | Zavlin |
| PSR 0656+14 | ACIS-S /NONE | 1/ 5.0/ 4.9 | Dec 15 2001 11:15PM | archived | GO | 500251 | 2801 | Zavlin |
| BETELGEUSE | ACIS-I /NONE | 1/ 5.0/ 4.9 | Dec 16 2001 1:06AM | archived | CAL | 290224 | 3365 | Calibration |
| 3C78 | ACIS-S /NONE | 1/ 5.0/ 5.2 | Dec 16 2001 3:32AM | archived | GO | 700567 | 3128 | Birkinshaw |
| BRI 2212-1626 | ACIS-S /NONE | 1/ 3.1/ 3.2 | Dec 16 2001 5:28AM | archived | GO | 700375 | 2185 | Bechtold |
| CYGNUS LOOP NE1 | ACIS-S /NONE | 1/ 60.0/ 59.9 | Dec 16 2001 6:47AM | archived | GO | 500272 | 2822 | Gaetz |
| 2MASSJ171442+2602 | ACIS-I /NONE | 1/ 3.0/ 3.2 | Dec 16 2001 11:55PM | archived | GO | 700362 | 2172 | Wilkes |
| AGX~J170730+2353 | ACIS-I /NONE | 1/ 3.5/ 3.4 | Dec 17 2001 1:13AM | archived | GO | 900090 | 2263 | Ueda |
| G093.3+6.9 | ACIS-I /NONE | 1/ 15.0/ 16.6 | Dec 17 2001 2:39AM | archived | GO | 500258 | 2808 | Kulkarni |
| PHL 1811 | ACIS-S /NONE | 1/ 10.0/ 9.9 | Dec 17 2001 11:17PM | archived | GO | 700397 | 2958 | Leighly |
| ARP 222 | ACIS-S /NONE | 1/ 20.0/ 19.2 | Dec 18 2001 2:25AM | archived | GO | 600179 | 2045 | Read |
| 0453-68.5 | ACIS-S /NONE | 1/ 40.0/ 39.1 | Dec 18 2001 8:22AM | archived | GO | 500167 | 1990 | Borkowski |
| HD 93497 | ACIS-S /HETG | 1/ 60.0/ 57.7 | Dec 18 2001 7:40PM | archived | GO | 200192 | 3410 | Ayres |
| NGC2110 | ACIS-S /HETG | 1/ 35.0/ 33.9 | Dec 19 2001 12:19PM | archived | GO | 700582 | 3143 | Lee |
| NGC2110 | ACIS-S /HETG | 1/ 80.0/ 76.0 | Dec 20 2001 1:40PM | archived | GO | 700582 | 3418 | Lee |
| 3C 120 | ACIS-S /HETG | 1/ 60.0/ 58.1 | Dec 21 2001 11:15AM | archived | GO | 700454 | 3015 | Yaqoob |
| NGC2110 | ACIS-S /HETG | 1/ 35.0/ 33.1 | Dec 22 2001 3:50AM | archived | GO | 700582 | 3417 | Lee |
| GX 301-2 | ACIS-S /HETG | 1/ 60.0/ 60.3 | Dec 23 2001 6:15AM | archived | GO | 400214 | 2734 | Sako |
| Q1245-197 | ACIS-S /NONE | 1/ 5.0/ 5.2 | Dec 23 2001 11:23PM | archived | GO | 700540 | 3101 | Siemiginowska |
| PSS0957+3308 | ACIS-S /NONE | 1/ 6.0/ 6.1 | Dec 24 2001 1:17AM | archived | GTO | 700596 | 3157 | Garmire |
| CHVC125 | ACIS-S /NONE | 1/ 25.0/ 22.9 | Dec 24 2001 3:25AM | archived | GO | 900080 | 2486 | Bregman |
| A2294 | ACIS-I /NONE | 1/ 10.0/ 10.1 | Dec 24 2001 10:17AM | archived | GTO | 800246 | 3246 | VANSPEYBROECK |
| CYGNUS LOOP NE2 | ACIS-S /NONE | 1/ 60.0/ 59.2 | Dec 24 2001 1:31PM | archived | GO | 500271 | 2821 | Gaetz |
| HD 37022 | ACIS-S /HETG | 1/ 50.0/ 46.9 | Dec 28 2001 12:44PM | archived | GO | 200175 | 2567 | Gagne |
| ALPHA TAURI | HRC-I /NONE | 1/ 20.0/ 18.8 | Dec 29 2001 2:15AM | archived | GO | 200162 | 2554 | Ayres |
| SDSS020651+121624 | ACIS-S /NONE | 1/ 6.0/ 5.9 | Dec 29 2001 8:00AM | archived | GO | 700468 | 3029 | Brandt |
| VELA PWN | ACIS-S /NONE | 1/ 20.0/ 19.1 | Dec 29 2001 10:21AM | archived | GO | 500267 | 2817 | Pavlov |
| NGC 4038/NGC 4039 | ACIS-S /NONE | 1/ 75.0/ 69.9 | Dec 29 2001 4:05PM | archived | GO | 700479 | 3040 | Fabbiano |
| C/LINEAR WM1 (2000) | ACIS-S /LETG | 1/ 8.7/ 8.8 | Dec 31 2001 4:53AM | archived | GO | 100030 | 2520 | Lisse |
| C/LINEAR WM1 (2000) | ACIS-S /LETG | 1/ 8.7/ 8.5 | Dec 31 2001 7:27AM | archived | GO | 100030 | 3414 | Lisse |
| C/LINEAR WM1 (2000) | ACIS-S /LETG | 1/ 8.7/ 8.5 | Dec 31 2001 10:01AM | archived | GO | 100030 | 3415 | Lisse |
| C/LINEAR WM1 (2000) | ACIS-S /LETG | 1/ 8.7/ 8.5 | Dec 31 2001 12:36PM | archived | GO | 100030 | 3416 | Lisse |
| PSS0134+3307 | ACIS-S /NONE | 1/ 5.0/ 5.1 | Dec 31 2001 3:57PM | archived | GO | 700457 | 3018 | Priddey |
| NGC 4051 | HRC-S /LETG | 1/ 100.0/ 92.0 | Dec 31 2001 6:01PM | archived | GTO | 700583 | 3144 | Mendez |
| HZ43 | HRC-S /LETG | 1/ 20.0/ 19.1 | Jan 1 2002 8:02PM | archived | CAL | 290140 | 2584 | Calibration |
| HZ43 | HRC-I /LETG | 1/ 2.0/ 1.8 | Jan 2 2002 1:28AM | archived | CAL | 290156 | 2600 | Calibration |
| HZ43 | HRC-I /LETG | 1/ 10.0/ 9.5 | Jan 2 2002 2:10AM | archived | CAL | 290157 | 2601 | Calibration |
| VW CEP | HRC-S /LETG | 1/ 100.0/ 101.7 | Jan 2 2002 7:50PM | archived | GO | 200167 | 2559 | Brickhouse |
| TXS 0145+386 FIELD | ACIS-I /NONE | 1/ 63.0/ 64.2 | Jan 4 2002 12:38AM | archived | GO | 800228 | 3228 | Stockton |
| A168_OFFSET1 | ACIS-I /NONE | 1/ 40.0/ 41.1 | Jan 5 2002 10:43AM | archived | GO | 800203 | 3203 | Markevitch |
| 1E1207.4-5209 | ACIS-S /NONE | 1/ 30.0/ 30.3 | Jan 5 2002 11:09PM | archived | GO | 500249 | 2799 | Zavlin |
| 1RXSJ161411.3-630657 | ACIS-I /NONE | 1/ 33.4/ 33.3 | Jan 6 2002 7:57AM | archived | GO | 900131 | 2365 | Weisskopf |
| HD123445 | ACIS-I /NONE | 1/ 2.3/ 2.2 | Jan 6 2002 10:58AM | archived | GO | 200150 | 2542 | Huelamo |
| Q1328+254 | ACIS-S /NONE | 1/ 40.0/ 39.9 | Jan 6 2002 12:05PM | archived | GO | 700542 | 3103 | Siemiginowska |
| PSS 1539+4312 | ACIS-S /NONE | 1/ 15.0/ 14.9 | Jan 6 2002 11:39PM | archived | GO | 700432 | 2993 | DJORGOVSKI |
| RX J1605+3249 | ACIS-I /NONE | 1/ 20.0/ 20.6 | Jan 7 2002 4:17AM | archived | GO | 500241 | 2791 | Motch |
| M31-T4 | ACIS-I /NONE | 1/ 5.0/ 4.9 | Jan 8 2002 3:18AM | archived | GO | 600234 | 2897 | Garcia |
| NGC507 | ACIS-I /NONE | 1/ 45.0/ 44.2 | Jan 8 2002 5:09AM | archived | GTO | 600219 | 2882 | Murray |
| NGC1550-A | ACIS-I /NONE | 1/ 10.0/ 10.1 | Jan 8 2002 5:50PM | archived | GTO | 800186 | 3186 | Murray |
| NGC1550-B | ACIS-I /NONE | 1/ 10.0/ 9.7 | Jan 8 2002 8:46PM | archived | GTO | 800187 | 3187 | Murray |
| MG J0414+0534 | ACIS-S /NONE | 1/ 100.0/ 97.9 | Jan 9 2002 12:00AM | archived | DDT | 700612 | 3419 | Chartas |
| NGC5866 | ACIS-S /NONE | 1/ 2.0/ 2.4 | Jan 10 2002 6:00PM | archived | GTO | 700240 | 1624 | Wilson |
| PSS1326+0743 | ACIS-S /NONE | 1/ 6.0/ 5.9 | Jan 10 2002 7:02PM | archived | GTO | 700597 | 3158 | Garmire |
| HS 1111+4033 | ACIS-S /NONE | 1/ 10.0/ 9.7 | Jan 10 2002 9:07PM | archived | GO | 700508 | 3069 | Risaliti |
| XTE J1118+480 | ACIS-S /NONE | 1/ 10.0/ 10.5 | Jan 11 2002 12:22AM | archived | GTO | 400231 | 2751 | Murray |
| XTE J1118+480 | ACIS-S /NONE | 1/ 42.0/ 46.3 | Jan 12 2002 4:26AM | archived | GTO | 400231 | 3422 | Murray |
| GX 301-2 | ACIS-S /HETG | 1/ 40.0/ 40.1 | Jan 13 2002 9:15AM | archived | GO | 400213 | 2733 | Sako |
| PSR B0833-45 | HRC-I /NONE | 1/ 50.0/ 49.8 | Jan 13 2002 8:45PM | archived | GO | 500143 | 1966 | Helfand |
| PSS0209+0517 | ACIS-S /NONE | 1/ 6.0/ 5.8 | Jan 14 2002 11:17AM | archived | GTO | 700592 | 3153 | Garmire |
| BETELGEUSE | ACIS-I /NONE | 1/ 5.0/ 5 | Jan 14 2002 1:20PM | scheduled | CAL | 290149 | 2593 | Calibration |
| BETELGEUSE | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jan 14 2002 3:12PM | scheduled | CAL | 290225 | 3366 | Calibration |
| BETELGEUSE | ACIS-I /NONE | 1/ 5.0/ 4.7 | Jan 14 2002 4:58PM | scheduled | CAL | 290226 | 3367 | Calibration |
| CHVC125 | ACIS-S /NONE | 1/ 50.0/ 48.0 | Jan 14 2002 7:19PM | archived | GO | 900080 | 2253 | Bregman |
| M87 | ACIS-S /NONE | 1/ 5.0/ 5.3 | Jan 16 2002 1:44AM | archived | GO | 700524 | 3085 | Harris |
| M31-S2 | HRC-I /NONE | 1/ 1.0/ 0.9 | Jan 16 2002 4:03AM | archived | GO | 600225 | 2888 | Garcia |
| M31-S1 | HRC-I /NONE | 1/ 1.0/ 1.0 | Jan 16 2002 4:29AM | archived | GO | 600229 | 2892 | Garcia |
| M31-CORE | HRC-I /NONE | 1/ 1.0/ 1.1 | Jan 16 2002 4:52AM | archived | GO | 600242 | 2905 | Garcia |
| M31-N1 | HRC-I /NONE | 1/ 1.0/ 1.0 | Jan 16 2002 5:16AM | archived | GO | 600246 | 2909 | Garcia |
| M31-N2 | HRC-I /NONE | 1/ 1.0/ 1.1 | Jan 16 2002 5:39AM | archived | GO | 600250 | 2913 | Garcia |
| NGC 5548 | ACIS-S /HETG | 1/ 170.0/ 153.8 | Jan 16 2002 6:34AM | archived | GO | 700485 | 3046 | Kaastra |
| NGC 5548 | HRC-S /LETG | 1/ 175.0/ 169.6 | Jan 18 2002 4:12PM | archived | GO | 700484 | 3045 | Kaastra |
| NGC 5548 |