Dec_28_1999_L158.txt Shift L158 Start at 1999:362:14:00:00 GMT = 1999 Dec 28 9:00am EST End 1999 Dec 28 1:00pm EST See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_28_1999_L158.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI Royce Buehler OTHER Plan: - Running load DEC2699D load, ACIS-S/LETG observation 613, SIGMA GEM. On downward leg. last apogee == 362:0048 next perigee == 363:0832 next apogee == 364:1616 EVENTS DONE OBSID -------------- ---- ----- Start Shift 362:1400 Status at last COMM was nominal (See note 1) AOS DSS-16 (Goldstone) 362:1540 613 Chandra status at AOS was nominal (see note 2) ACIS GSE is beeping 362:1700 (Royce says this is due to dropped packets) LOS DSS-16 362:1740 End of shift 362:1800 NOTES/ISSUES/PROBLEMS --------------------- 1) From Snapshot browser: UTC 1999:362:08:30:01 (Tue Dec 28) f_ACE 1.44e+02 F_ACE 0.00e+00 R km 20744A OBT 1999:362:08:29:38 CTUVCDU 14262399 OBC s/w NRML FMT2_NORM CPEstat OBT 62756978.32 ONLVCDU 14262392 OBC Errs 0 OBSID 613 EPState SUN SIM TTpos 72440 HETG Angle 81.0 PCADMODE NPNT RA 115.847 Bus V 30.08 SIM FApos -467 LETG Angle 4.5 PCONTROL NPNT Dec 28.870 Bus I 28.74 AOFSTAR GUID Roll 102.628 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -2.38 Yaw Rate 0.20 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -7.93 Pitch Rate 0.11 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.04 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.63 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -49.79 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.50 SA Resolv 161.62 Batt 3 SOC 100.00% Cold Rad -120.7 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 13.91 HRMA power 37.40 -Y SA Amps 14.49 EPHIN Geom LARG OBA power 115.70 +Y SA Temp 117.32 E1300 84 -Y SA Temp 117.32 P4GM 6 Roll Mom. -1.706 P41GM 0 Pitch Mom. 4.872 UpL Cmd Acc 41103 A-Leak 0.1600 Yaw Mom. -1.129 Cmd Rej A 106 B-Leak 0.0280 Expected: RA, Dec, Roll (degrees): 115.84845, 28.87169, 102.62769 2) Chandra's state at AOS 362:1540 was: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 115.848594 deg 115.84845 DEC = 28.871257 deg 28.87169 ROLL = 102.626674 deg 102.62769 Format = 2 2 OBSID = 613 613 SIM FA = -467 -468 SIM TSC = 72440 (ACIS-S) 72438 HETGA = 80.96 deg (OUT) OUT HETGB = 81.33 deg (OUT) OUT LETGA = 7.83 deg (IN) IN LETGB = 4.46 deg (IN) IN EPHIN A-leak = 0.1920 B-leak = 0.0320 HRC SP PS = ON IM PS = OFF SP Top Step = 42 Sp Bot Step = 54 Shield 1 HV = OFF Shield 2 HV = ON Shield 2 STP = 8 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rate 1 = 5100 Shield Event Rate 2 = 5100 ACIS FP Temp = -109.0 DEA Pwr = 56.5 watts DPA Pwr = 41.2 watts GSE Status = Clocking data