Aug_01_2000_L375.txt Shift L375 Start at 2000:214:11:30:00 GMT = 2000 Aug 1 7:30am EDT End 2000 Aug 1 11:00am EDT SOT shift report 2000-08-01 L375 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Aug_01_2000_L375.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JUL3000B on decending leg out of radiation zone. Now observing SN1998S with ACIS-S (obsid 952). Comet LINEAR observations next at 214:1312. ACE Radiation is very low. ORBITAL EVENTS: 2000:212:13:25:18.690 135 EPERIGEE ORBIT PERIGEE 2000:212:14:28:28.044 136 XP1RADZ0 PROTON1 RADIATION EXIT0 2000:212:17:42:28.044 136 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:213:21:08:58.436 136 EAPOGEE ORBIT APOGEE 2000:214:22:53:37.371 136 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:215:04:54:33.404 136 EPERIGEE ORBIT PERIGEE 2000:215:09:55:37.371 137 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:216:12:37:31.325 137 EAPOGEE ORBIT APOGEE 2000:217:14:27:15.524 137 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:217:20:21:59.836 137 EPERIGEE ORBIT PERIGEE 2000:217:20:31:15.524 137 EP1RADZ0 PROTON1 RADIATION ENTRY0 2000:217:21:19:15.524 137 XP1RADZ0 PROTON1 RADIATION EXIT0 2000:218:00:01:15.524 138 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:219:04:05:20.035 138 EAPOGEE ORBIT APOGEE 2000:220:06:22:33.052 138 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:220:11:00:33.052 138 EP1RADZ0 PROTON1 RADIATION ENTRY0 2000:220:11:49:02.866 138 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 214:1130 Status at last COMM was nominal (see note 1) Radiation levels are very low: ACE Proton Flux = 39 (2 hr avg in 130-214 keV proton channel) Fluence (130-214KeV) = 2.8E+5 LT 3.6E+8 Radiation Level OK Kp Index (Costello) = 3.00 LT 6 is OK End of shift 214:1500 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at end of last COMM: UTC 2000:214:11:30:02 (Aug 1) f_ACE 3.44e+01 F_ACE 7.77e+06 Kp 4.7 R km 122653D OBT 2000:214:11:29:09 CTUVCDU 5439487 OBC s/w NRML FMT2_NORM CPEstat OBT 81516549.50 ONLVCDU 5439472 OBC Errs 0 OBSID 952 EPState SUN SIM TTpos 75624 HETG Angle 80.2 PCADMODE NPNT RA 176.500 Bus V 31.18 SIM FApos -467 LETG Angle 78.3 PCONTROL NPNT Dec 47.487 Bus I 28.74 AOFSTAR GUID Roll 293.440 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.94 Yaw Rate 0.18 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -6.63 Pitch Rate 0.10 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.34 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.03 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta 42.90 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.97 SA Resolv 47.03 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 13.72 HRMA power 5.90 SCS 128 -Y SA Amps 14.68 EPHIN Geom LARG OBA power 94.40 SCS 129 +Y SA Temp 107.90 E150 32.4 SCS 130 -Y SA Temp 107.90 E300 0.7 Roll Mom. -12.606 E1300 0.0 Pitch Mom. -12.091 UpL Cmd Acc 23293 EPH A-Leak 0.3520 P4GM 0.1 Yaw Mom. -5.408 Cmd Rej A 251 EPH B-Leak 0.0640 P41GM 0.0 Expected RA, Dec, Roll (degrees): 176.49603, 47.48862, 293.44278 2) Notes from 9:00am meeting: Operations (Darrell): - 3 supports/4 dumps last 24 hrs, all OK Mission Planning (Dan/Ken/Kevin): - Comet observations deleted from next week's load since comet has broken apart. Kevin has replacements and will be working on the revised load today. LETG retraction time will change due to deletion of LETG comet obs. - Online 3.7 computations which did not compile yesterday were caused by Lockheed-Martin sending wrong software versions (per Marv). No date for correction as of yet. Spacecraft Engineering (Andrew/Jeff): - LETG scripts worked on ASVT yesterday and will be ready for approval. - Need to know exact schedule to build dead-man load, then package can be reviewed for approval. - In this morning's pass yellow limit violations were noted on one solar array wing (0.07 deg off from commanded). Jeff thinks that this is a cal curve problem and not an actual control problem. Will be investigated. - Wallace will continue with ASVT testing of solar arrar off-point software today. SOT (Bill Podgorski): - Radiation levels VERY low again. DSOPS(Jen): - Three quick looks (see below) GOT(Mike) - All is OK, will help work online SW issue. Meetings, etc: - Joe Rose will make a presentation of Configuration Management at 1:00pm today. 3) Quick Look data review(OK unless noted): Seq # ObsID It Target start time SI Grat Comments ----------------------------------------------------------------------------------------- 700269 01808 00 M87 2000:212:20:58:23.352 14.0 ACIS-S NONE 900004 00932 00 1WGA1226.9+3332 2000:213:01:19:43.352 10.0 ACIS-S NONE 200046 00621 00 OPHIUCHI MOSAIC #9 2000:213:04:43:41.716 5.0 ACIS-I NONE First target in JUL30 load ---- INTA1 00 CAL-ER 2000:213:06:29:12.015 0.0 -- -- 500119 01829 00 SNR 0538-69.1 2000:213:06:58:03.589 30.0 HRC-S NONE