Apr_21_2000_M273.txt Shift M273 Start at 2000:112:20:00:00 GMT = 2000 Apr 18 4:00pm EDT End 2000 Apr 18 7:00pm EDT See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Apr_21_2000_M273.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running Apr1600C: Seq # ObsID Target start SI Grat RA dec roll ------------------------------------------------------------------------------------------- 800020 00512 EMSS 1054.5-0321 2000:112:11:44:10.964 ACIS-S NONE 164.2251 -3.6289 256.69 700188 00883 NGC 2110 2000:113:13:21:23.051 ACIS-S NONE 88.0370 -7.4380 251.19 ORBITAL EVENTS: 2000:110:17:51:23.162 EAPOGEE 97 ORBIT APOGEE 2000:112:01:34:19.640 EPERIGEE 97 ORBIT PERIGEE 2000:113:09:18:29.699 EAPOGEE 98 ORBIT APOGEE 2000:114:17:01:53.531 EPERIGEE 98 ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 112:2000 AOS DSS-54 (Madrid 34m) 112:2145 512 Chandra status was nominal (see note 1) LOS DSS-54 (Madrid 34m) 112:2245 End of shift 112:2300 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot at 112:2150 was: UTC 2000:112:21:51:01 (Fri Apr 21) f_ACE 2.10e+01 F_ACE 1.25e+06 R km 130678A OBT 2000:112:21:50:40 CTUVCDU 4748029 OBC s/w NRML FMT2_EPS CPEstat OBT 72741040.41 ONLVCDU 4748016 OBC Errs 0 OBSID 512 EPState SUN SIM TTpos 75624 HETG Angle 80.2 PCADMODE NPNT RA 164.223 Bus V 30.87 SIM FApos -467 LETG Angle 78.7 PCONTROL NPNT Dec -3.628 Bus I 27.98 AOFSTAR GUID Roll 256.692 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -2.55 Yaw Rate -0.12 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 7.91 Pitch Rate 0.02 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.49 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -44.28 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.81 SA Resolv 134.61 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 13.33 HRMA power 79.30 -Y SA Amps 14.10 EPHIN Geom LARG OBA power 35.10 +Y SA Temp 112.66 E1300 1 -Y SA Temp 113.89 P4GM 0 Roll Mom. -2.119 SCS 128 P41GM 0 Pitch Mom. -5.459 SCS 129 UpL Cmd Acc 20676 A-Leak 0.3040 Yaw Mom. 9.805 SCS 130 Cmd Rej A 188 B-Leak 0.0480 2) Chandra's state at 112:2150 was: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 164.225 deg 164.225 DEC = -3.629 deg -3.629 ROLL = 256.69 deg 256.69 Format = 2 2 OBSID = 512 512 SIM FA = -467 -468 SIM TSC = 75624 75624 HETGA = 80.2 deg (OUT) OUT HETGB = 81.0 deg (OUT) OUT LETGA = 79.5 deg (OUT) OUT LETGB = 78.7 deg (OUT) OUT EPHIN A-leak = 0.3040 B-leak = 0.0480 EPHIN Geom = LARG E1300 = 1 (RADMON trigger = 1319) P4GM = 0 (RADMON trigger = 3542) P41GM = 0 (RADMON trigger = 100) HRC IM PS = OFF IM Top Step = 0 IM Bot Step = 0 SP PS = ON 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 = 3800 ACIS FP Temp = -119.7 DEA Pwr = 49.8 DPA Pwr = 42.0 3) ACE 130-214 keV proton flux (p/cm2-s-sr-MeV) and fluence (p/cm2-sr-MeV): Average Flux: 21, steady 2-hour Fluence: 1.50E+05 (SOT alert at 3.6E+8) Orbital Fluence: 1.25E+06 (SOT alert at 1.0E+9) All quiet on the proton front: with the present ACE flux, we are ok. 4) Quick Look data review: There are no new quicklook datasets.