Dec_29_1999_L159.txt Shift L159 Start at 1999:363:13:00:00 GMT = 1999 Dec 29 8:00am EST End 1999 Dec 29 11:00am EST See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_29_1999_L159.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running load DEC2699D load, ACIS cal observation 62247. On upward leg. last perigee == 363:0832 next apogee == 364:1616 next perigee == 001:0000 EVENTS DONE OBSID -------------- ---- ----- Start Shift 363:1300 Status at last COMM was nominal (See note 1) AOS DSS-24 (Goldstone) 363:1400 62247 Chandra status at AOS was nominal (see note 2) ACIS FP temp at -114.5 (see note 2) 363:1410 ACIS FP temp at -111.0 363:1545 ACIS FP temp at -109.2 363:1600 LOS DSS-24 363:1600 End of shift 363:1600 NOTES/ISSUES/PROBLEMS --------------------- 1) From Snapshot browser: UTC 1999:363:06:21:02 (Wed Dec 29) f_ACE 5.81e+01 F_ACE 0.00e+00 R km 34960D OBT 1999:363:06:19:59 CTUVCDU 14569215 OBC s/w NRML FMT2_NORM CPEstat OBT 62835599.57 ONLVCDU 14569208 OBC Errs 0 OBSID 62248 EPState SUN SIM TTpos -99616 HETG Angle 81.0 PCADMODE NPNT RA 115.847 Bus V 30.08 SIM FApos -467 LETG Angle 79.1 PCONTROL NPNT Dec 28.873 Bus I 30.77 AOFSTAR GUID Roll 102.629 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTNNN Dith Yang 2.93 Yaw Rate -0.11 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -3.09 Pitch Rate 0.02 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.18 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -30.13 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta 15.14 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 50.34 SA Resolv 162.78 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 14.68 HRMA power 26.80 -Y SA Amps 15.66 EPHIN Geom LARG OBA power 140.00 +Y SA Temp 117.32 E1300 12 -Y SA Temp 116.95 P4GM 3 Roll Mom. -1.461 P41GM 0 Pitch Mom. 0.014 UpL Cmd Acc 42714 A-Leak 0.4040 Yaw Mom. -3.137 Cmd Rej A 139 B-Leak 0.0520 Expected: RA, Dec, Roll (degrees): 115.84795, 28.87212, 102.62872 2) Chandra's state at AOS 363:1400 was: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 0 0 RA = 115.847465 deg 115.84745 DEC = 28.872563 deg 28.87256 ROLL = 102.629757 deg 102.62975 Format = 2 2 OBSID = 62247 62247 SIM FA = -467 -468 SIM TSC = -99616 (HRC-S) -99612 HETGA = 80.96 deg (OUT) OUT HETGB = 81.33 deg (OUT) OUT LETGA = 79.83 deg (OUT) OUT LETGB = 79.08 deg (OUT) OUT EPHIN A-leak = 0.1640 B-leak = 0.0280 HRC SP PS = ON IM PS = OFF SP Top Step = 43 Sp Bot Step = 54 Shield 1 HV = OFF Shield 2 HV = OFF Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rate 1 = 0 Shield Event Rate 2 = 0 ACIS FP Temp = -114.5 (Contacted Mark Bautz about this, it is following the planned load, which has ACIS FP temp commands commands in it) DEA Pwr = 55.5 watts DPA Pwr = 38.7 watts GSE Status = Clocking data 3) Evaluation of QL data done at 363:14:30 --------------------------------------- The following new observations are in the book and have been looked at. I discussed them all with on-duty ASCDSOPS people. They all look as expected, at least for quick-look processing. OBSID Target Time Comment ----- ------ -------------- ------- 00901 A521 1999:357:03:59 00029 ALPHA CEN 1999:358:10:32 00790 NGC 253 1999:361:02:10 00876 PSS 0248+1802 1999:361:15:07 00306 M31 Transient 1999:361:16:14