Aug_09_2000_L383.txt Shift L383 Start at 2000:222:11:30:00 GMT = 2000 Aug 9 7:30am EDT End 2000 Aug 9 12:40pm EDT SOT shift report 2000-08-09 L383 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Aug_09_2000_L383.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running AUG0600C on descending leg with LETG inserted. Observing MKN 478 with HRC-S/LETG (obsid 886). ORBITAL EVENTS: 2000:220:11:49:07.986 138 EPERIGEE ORBIT PERIGEE 2000:220:12:51:59.956 138 XP1RADZ0 PROTON1 RADIATION EXIT0 2000:220:16:17:59.956 139 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:221:19:33:06.872 139 EAPOGEE ORBIT APOGEE 2000:222:21:16:44.614 139 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:223:03:17:09.696 139 EPERIGEE ORBIT PERIGEE 2000:223:08:14:44.614 140 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:224:11:01:02.379 140 EAPOGEE ORBIT APOGEE 2000:225:12:51:25.065 140 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:225:18:46:00.717 140 EPERIGEE ORBIT PERIGEE 2000:225:18:47:25.065 140 EP1RADZ0 PROTON1 RADIATION ENTRY0 2000:225:19:43:25.065 140 XP1RADZ0 PROTON1 RADIATION EXIT0 2000:225:22:19:25.065 141 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:227:02:29:10.755 141 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 222:1130 LOS at start shift Status at last contact was nominal (see note 1) 886 AOS DSS-34 (Canberra) 222:1600 Status at AOS was nominal (see note 4) End of shift 222:1640 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at 222:0729 UTC 2000:222:07:30:02 (Aug 9) f_ACE 3.61e+02 F_ACE 5.47e+07 Kp 2.3 R km 129062D OBT 2000:222:07:29:37 CTUVCDU 8080767 OBC s/w NRML FMT1_NORM CPEstat OBT 82193377.54 ONLVCDU 8080752 OBC Errs 0 OBSID 886 EPState SUN SIM TTpos -99616 HETG Angle 80.2 PCADMODE NPNT RA 220.515 Bus V 30.87 SIM FApos -990 LETG Angle 4.5 PCONTROL NPNT Dec 35.454 Bus I 31.53 AOFSTAR GUID Roll 261.600 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTS Dith Yang 19.97 Yaw Rate 0.08 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 3.52 Pitch Rate 0.14 OBSMode OBSV ACA Int Time 1.698 Roll Rate -0.12 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.08 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta 15.90 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.97 SA Resolv 74.22 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 14.88 HRMA power 85.10 SCS 128 -Y SA Amps 16.05 EPHIN Geom LARG OBA power 78.30 SCS 129 +Y SA Temp 107.37 E150 10.2 SCS 130 -Y SA Temp 107.90 E300 0.2 Roll Mom. 8.127 E1300 0.0 Pitch Mom. 2.093 UpL Cmd Acc 32888 EPH A-Leak 0.3040 P4GM 0.0 Yaw Mom. 3.951 Cmd Rej A 17 EPH B-Leak 0.0560 P41GM 0.0 Expected RA, Dec, Roll (degrees): 220.51525, 35.46118, 261.59865 Radiation levels are low (at 222:1211 ACE Proton Flux = 417 (2 hr avg in 130-214 keV proton channel) Fluence (130-214KeV) = 3.0E+6 LT 3.6E+8 Radiation Level OK Kp Index (Costello) = 1.0 LT 6 is OK 2) Notes from 9:00am meeting: Operations (Darrell): - Yesterday's morning DSS-46 support had two incomplete SSR dumps, but GOT was able to combine the two to yield about 40 mins of good data, so pointers could be reset at beginning of next pass. - Next pass (DSS-66) went OK at a 256K data rate, so no need to rollover to SSR-B. - DSS-24 pass last night brought us up to date. - One added load segment uplinked, good thru 225:0946 Mission Planning (Dan/Ken/Kevin): - Products out for AUG13 load, review today at 2pm. - JPL found "lost" ranging data mentioned yesterday, we have it now. Spacecraft Engineering (Jeff/Rino): - No new news. Jeff mentioned that the star loss mentioned in yesterday's meeting was due to radiation hits as Chandra passed through a region before, then after perigee. SOT (Bill Podgorski): - Radiation levels low again. - OTG telecon today at 3pm. DSOPS(Jen): - Several quick looks (see below) GOT(Ken) - All is OK. - Will do database backup tonight - Combined two SSR dumps yesterday to get one good one. 3) Quick Look data review(OK unless noted): Seq # ObsID It Target start time SI Grat Comments ---------------------------------------------------------------------------------------------------------- 300042 01709 00 V1494 Aql 2000:219:22:21:00.000 5.3 ACIS-I NONE 400091 00950 00 GX 13+1 2000:220:00:20:20.000 9.8 ACIS-I NONE 390013 01795 00 PKS2155-304 2000:220:19:35:00.806 20.0 ACIS-S LETG Can see grating line 390015 01797 00 PKS2155-304 2000:221:07:03:49.348 20.0 ACIS-S LETG Can see grating line 390016 01798 00 PKS2155-304 2000:221:12:45:39.348 20.0 ACIS-S LETG Can see grating line 4) Status at 222:1620: 2) Status at 220:1250: WAS EXPECTED PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 4 4 FIDS = 3 3 RA = 220.515235 deg 220.51525 DEC = 35.464471 deg 35.46118 ROLL = 261.597922 deg 261.59865 Format = 1 1 OBSID = 886 886 SIM FA = -990 -991 SIM TSC = -99616 -99616 HETGA = 80.21 deg (OUT) OUT HETGB = 80.58 deg (OUT) OUT LETGA = 7.46 deg (IN) IN LETGB = 4.46 deg (IN) IN EPHIN A-leak = 0.4240 B-leak = 0.0760 Altitude = 96108D (km) ACE Proton Flux = 369 (2 hr avg in 130-214 keV proton channel) Fluence (130-214KeV) = 2.6E+6 LT 3.6E+8 Radiation Level OK Kp Index (Costello) = 2007 LT 6 is OK EPHIN Geom = LARG E150 = 4.7 E300 = 0.2 E1300 = 0.0 LT 10.00 (RADMON P4GM = 0.0 LT 300.00 Triggers) P41GM = 0.0 LT 8.47 HRC SP PS = ON IM PS = OFF SP Top Step = 90 Sp Bot Step = 102 Shield 1 HV = OFF Shield 2 HV = ON Step 8 TE Rate 1 = 146 TE Rate 2 = 156 Valid Event Rate 1 = 75 Valid Event Rate 2 = 70 Shield Event Rates = 2900 ACIS FP Temp = -119.9 Cold Radiator = -127.9 DEA Pwr = 47.8 DPA Pwr = 40.3 Science State = Science Active