Mar_16_2000_M237.txt Shift M237 Start at 2000:076:20:00:00 GMT = 2000 Mar 16 3:00pm EST End 2000 Mar 16 7:00pm EST See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Mar_16_2000_M237.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running Mar1200D: Seq # ObsID Target start SI Grat RA dec roll slew --------------------------------------------------------------------------------------------------- 300030 00955 47 TUC 2000:076:18:43:06.087 ACIS-I NONE 6.0463 -72.0554 189.77 0.02 300031 00956 47 TUC 2000:077:04:06:26.087 ACIS-I NONE 6.0468 -72.0554 189.40 0.37 ORBITAL EVENTS: 2000:075:01:08:50.767 83 EPERIGEE ORBIT PERIGEE 2000:076:08:52:44.145 84 EAPOGEE ORBIT APOGEE 2000:077:16:37:57.693 84 EPERIGEE ORBIT PERIGEE 2000:079:00:20:57.806 85 EAPOGEE ORBIT APOGEE 2000:080:08:05:28.665 85 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 076:2000 AOS DSS-46 (Canberra 26m) 076:2230 00955 Chandra status AOS was nominal (see note 1) End of shift 077:0000 LOS DSS-46 (Canberra 26m) 077:0030 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot at AOS: UTC 2000:076:22:42:02 (Thu Mar 16) f_ACE 1.90e+01 F_ACE 2.90e+06 R km 124797D OBT 2000:076:22:41:39 CTUVCDU 9399039 OBC s/w NRML FMT2_EPS CPEstat NORM OBT 69633699.48 ONLVCDU 9399024 OBC Errs 0 OBSID 955 EPState SUN SIM TTpos 92903 HETG Angle 80.2 PCADMODE NPNT RA 6.052 Bus V 30.87 SIM FApos -535 LETG Angle 79.1 PCONTROL NPNT Dec -72.055 Bus I 25.71 AOFSTAR GUID Roll 189.780 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -6.30 Yaw Rate 0.08 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 1.45 Pitch Rate -0.10 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.16 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.47 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta 18.78 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.13 SA Resolv 70.95 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 12.18 HRMA power 31.50 -Y SA Amps 13.33 EPHIN Geom LARG OBA power 51.30 +Y SA Temp 113.28 E1300 0 -Y SA Temp 113.89 P4GM 0 Roll Mom. -1.055 SCS 128 P41GM 0 Pitch Mom. -7.158 SCS 129 UpL Cmd Acc 40066 A-Leak 0.4040 Yaw Mom. -3.732 SCS 130 Cmd Rej A 3 B-Leak 0.0640 2) Chandra's state at 076:2240 was: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 6.0463 deg 6.0463 DEC = -72.0554 deg -72.0554 ROLL = 189.77 deg 189.77 Format = 2 2 OBSID = 955 955 SIM FA = -535 -535 SIM TSC = 92903 92903 HETGA = 80.2 deg (OUT) OUT HETGB = 81.0 deg (OUT) OUT LETGA = 80.6 deg (OUT) OUT LETGB = 79.1 deg (OUT) OUT EPHIN A-leak = 0.4040 B-leak = 0.0640 EPHIN Geom = LARG E1300 = 0 (RADMON trigger = 1319) P4GM = 0 (RADMON trigger = 3542) P41GM = 0 (RADMON trigger = 100) HRC IM PS = ON IM Top Step = 0 IM Bot Step = 0 SP PS = OFF SP Top Step = 43 SP Bot Step = 54 Shield 1 HV = OFF Shield 2 HV = ON, Step 8 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 3700 ACIS FP Temp = -119.9 DEA Pwr = 41.0 DPA Pwr = 40.1 3) ACE 130-214 keV proton flux (p/cm2-s-sr-MeV) and fluence (p/cm2-sr-MeV): Average Flux: 19, steady 2-hour Fluence: 1.40E+05 (SOT alert at 3.6E+8) Orbital Fluence: 2.84E+06 (SOT alert at 1.0E+9) With the present ACE flux, we are ok. 4) Quick Look data review: There are no new quicklook datasets.