Jun_29_2000_M342.txt Shift M342 Start at 2000:181:17:00:00 GMT = 2000 Jun 29 1:00pm EDT End 2000 Jun 29 4:00pm EDT See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jun_29_2000_M342.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: Continue running load JUN2500d. Seq # ObsID Target start SI Grat RA dec roll ------------------------------------------------------------------------------------------ 700179 00874 1156+295 2000:181:06:10:19.657 ACIS-I NONE 179.8718 29.2686 253.09 700076 00404 NGC 4565 2000:182:03:28:19.657 ACIS-S NONE 189.0677 25.9881 249.14 ORBITAL EVENTS: 2000:180:19:41:22.587 123 EPERIGEE ORBIT PERIGEE 2000:182:03:26:40.339 124 EAPOGEE ORBIT APOGEE 2000:183:11:11:22.204 124 EPERIGEE ORBIT PERIGEE 2000:184:18:56:17.071 125 EAPOGEE ORBIT APOGEE 2000:186:02:41:38.730 125 EPERIGEE ORBIT PERIGEE 2000:187:10:25:11.693 126 EAPOGEE ORBIT APOGEE 2000:188:18:10:17.971 126 EPERIGEE ORBIT PERIGEE 2000:190:01:53:33.998 127 EAPOGEE ORBIT APOGEE 2000:191:09:37:38.070 127 EPERIGEE ORBIT PERIGEE 2000:192:17:21:27.382 128 EAPOGEE ORBIT APOGEE 2000:194:01:05:07.198 128 EPERIGEE ORBIT PERIGEE 2000:195:08:49:25.365 129 EAPOGEE ORBIT APOGEE 2000:196:16:33:41.359 129 EPERIGEE ORBIT PERIGEE 2000:198:00:17:37.333 130 EAPOGEE ORBIT APOGEE 2000:199:08:02:44.101 130 EPERIGEE ORBIT PERIGEE 2000:200:15:45:59.833 131 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 181:1700 AOS DSS-66 (Madrid 26m) 181:1750 874 Chandra status was as expected (see note 1) End of shift 181:2000 LOS DSS-66 (Madrid 26m) 181:2020 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot at 181:1800: UTC 2000:181:18:02:01 (Jun29) f_ACE 1.38e+03 F_ACE 3.89e+07 Kp 1.0 R km 135190A OBT 2000:181:18:00:27 CTUVCDU 11181692 OBC s/w NRML FMT2_NORM CPEstat OBT 78688827.88 ONLVCDU 11181528 OBC Errs 0 OBSID 874 EPState SUN SIM TTpos 92904 HETG Angle 80.2 PCADMODE NPNT RA 179.869 Bus V 31.18 SIM FApos -535 LETG Angle 78.3 PCONTROL NPNT Dec 29.268 Bus I 30.51 AOFSTAR GUID Roll 253.093 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 0.79 Yaw Rate 0.19 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 4.72 Pitch Rate 0.10 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.10 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.05 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta 18.34 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.05 SA Resolv 71.85 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 14.10 HRMA power 109.80 SCS 128 -Y SA Amps 15.66 EPHIN Geom LARG OBA power 94.40 SCS 129 +Y SA Temp 107.37 E150 31 SCS 130 -Y SA Temp 107.90 E300 21 Roll Mom. -17.403 E1300 5 Pitch Mom. -1.358 UpL Cmd Acc 31102 EPH A-Leak 0.4160 P4GM 2 Yaw Mom. -4.844 Cmd Rej A 185 EPH B-Leak 0.0680 P41GM 0 2) Chandra state at 181:1800: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 179.87 deg 179.87 DEC = 29.27 deg 29.27 ROLL = 253.1 deg 253.1 Format = 2 2 OBSID = 874 874 SIM FA = -535 -536 SIM TSC = 92904 92904 HETGA = 80.2 deg (OUT) OUT HETGB = 80.6 deg (OUT) OUT LETGA = 79.5 deg (OUT) OUT LETGB = 78.3 deg (OUT) OUT EPHIN Geom = LARG E1300 = 5 LT 1318.52 (RADMON P4GM = 2 LT 3542.40 Triggers) P41GM = 0 LT 100.00 A-leak = 0.4160 B-leak = 0.0680 HRC IM PS Top,Bot Step = OFF, 0,0 SP PS Top,Bot Step = ON, 43,54 Shield 1 HV, Step = OFF, 0 Shield 2 HV, Step = OFF, 8 Valid Evt Rate 1,2 = 0,0 Shield Event Rates = 3500 ACIS FP Temp = -119.9 DEA Pwr = 56.7 DPA Pwr = 41.6 3) ACE 130-214 keV proton flux (p/cm2-s-sr-MeV) and fluence (p/cm2-sr-MeV): Average Flux: 1812, fluctuating 2-hour Fluence: 1.31E+07 (SOT alert at 3.6E+8) Orbital Fluence: 3.80E+07 (SOT alert at 1.0E+9) Kp: 1.0 (SOT alert at 6.0) At present, the ACE proton flux and Kp are medium, but ok. 4) ACIS FEPs are behaving correctly at present. 5) DSS-66 had telemetry lock-up problems at start of contact. A ground problem, not Chandra problem. 6) Quick Look data review: OBSID Target Time ----- ------ -------------- 535 A907 181:02:38 ACIS-I/NONE. ok.