Apr_25_2002_L1008.txt Shift L1008 Start at 2002:115:11:30:00 GMT = 2002 Apr 25 7:30am EDT End 2002 Apr 25 11:00am EDT SOT shift report 2002-04-25 L1008 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or Apr_25_2002_L1008.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running replan load APR2302B, descending from apogee. Observing radio galaxy 3C 265 (obsid 3095) with ACIS-S, last observation before radiation zone entry. Radiation: Soft proton flux continues its slow decline, now at about 1500. EPHIN rates are low Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- APR2302B: Replan load 700534 P1 03095 00 0 FTM1012+2825 2002:115:03:34:44.314 3.5 ACIS-S NONE 153.1185 28.4437 242.56 79.04 700423 02984 00 0 3C 265 2002:115:05:01:04.314 59.7 ACIS-S NONE 176.3699 31.5845 223.56 21.58 ---- T_E75 00 CAL-ER 2002:115:22:13:45.593 8.2 -- -- 181.0000 5.0000 239.80 32.17 ---- GG_75 00 CAL-ER 2002:116:01:32:59.280 3.6 -- -- 235.5000 -34.5000 48.97 157.51 ---- T_X7600 00 CAL-ER 2002:116:06:50:59.280 20.8 -- -- 235.5000 -34.5000 48.77 0.20 200144 02536 00 0 SPEEDY MIC 2002:116:13:06:41.357 35.0 ACIS-S HETG 311.9646 -36.6144 105.52 60.91 ORBITAL EVENTS: 2002:114:21:52:03.208 375 EAPOGEE ORBIT APOGEE 2002:116:05:03:02.104 375 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:116:05:35:14.788 375 EPERIGEE ORBIT PERIGEE 2002:116:09:51:02.104 376 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:117:13:19:04.582 376 EAPOGEE ORBIT APOGEE 2002:118:14:17:48.416 376 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:118:21:02:08.143 376 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 115:1130 AOS DSS-24 (Goldstone 34m) 115:1400 Status at AOS was as expected (see note 1) 2984 LOS DSS-24 115:1500 End of shift 115:1507 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at AOS: UTC 2002:115:14:02:26 (Apr25) f_ACE 1.30e+03 F_CRM 2.85e+08 Kp 2.0 R km 109551D OBT 2002:115:14:01:59 CTUVCDU 463308 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 136130519.07 ONLVCDU 463296 OBC Errs 0 OBSID 2984 EPState SUN SIM TTpos 75623 HETG Angle 79.46 PCADMODE NPNT RA 176.370 Bus V 30.24 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 31.587 Bus I 27.48 AOFSTAR GUID Roll 223.555 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -6.83 Yaw Rate -0.01 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 7.59 Pitch Rate 0.17 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.12 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -33.41 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.05 SA Resolv 123.62 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 12.76 RadMon ENAB HRMA power 37.60 SCS 128 INAC -Y SA Amps 13.53 EPHIN Geom LARG OBA power 51.70 SCS 129 ACT +Y SA Temp 111.74 E150 761.0 SCS 130 ACT -Y SA Temp 112.66 E300 19.7 Roll Mom. -5.360 SCS 107 INAC E1300 0.4 Pitch Mom. 6.058 UpL Cmd Acc 15360 EPH A-Leak 1.0200 P4GM 6.9 Yaw Mom. 14.739 Cmd Rej A 114 EPH B-Leak 0.5360 P41GM 0.2 Explanation Current Data: UTC 2002:115:14:02:26 (Apr25) f_ACE 1.30e+03 F_CRM 2.85e+08 Kp 2.0 R km 109551D Currently scheduled FPSI, OTG : ACIS-S NONE Costello Kp : 2.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.30e+03 GOES-8 P2 flux, in RADMON P4GM units : 0.01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-8 P5 flux, in RADMON P41GM units : 0.05 GOES-10 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2002:113:14:14:01 Geocentric Distance (km), Orbit Leg : 109782 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 3.14032900000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 3.14032900000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.19166098937e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.85136937880e+08 HRC IM PS = ON, Stp 77/89 SP PS = OFF Shield 1 HV = OFF Shield 2 HV = ON, Stp 8 Valid Event Rate 1 = 39 Valid Event Rate 2 = 56 Shield Event Rates = 16,000 (High, but as expected after solar event, per Mike Juda) ACIS FP Temp = -119.7 DEA Pwr = 60.0 DPA Pwr = 42.9 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrel): - 3 supports last 24 hrs, 2 34m, 1 26m - 1 LS uplinked - In DSS-66 support had antenna stop for a short time. - Had TGC problem in DSS-54 support. - As a result of above, we are a little behind on dumps from S/C - Issue of low res plots on web, first fix not totally correct, will try again. - VCDU rollover yesterday Mission Planning (Ken): - E-mail load review of APR29 held yesterday, some issues - Will generate new products today, load review later on (4pm) - MAY06 loads in work S/C Engineering(Dan): - Two transient limit violations (one cycle) noted yesterday in real-time telemetry, ACA status and CPE enable, attributed to bad telemetry - CPE heartbeat enable flag state code limit violation detected last week was due to commanded subformat change. - EPHIN glitch counter limit patch still being tested on West Coast. SOT(Bill): - Soft protons still declining slowly (1500 now) - EPHIN rates low - No bad radiation predictions - ASVT telecon held yesterday DSOPS(Joy): - Three quick looks (see below) GOT(Mike): - All OK Meetings/events: - after 9am, pass plan review - 2pm, FDB - 4pm (TBR), load review Roger: - Quarterly went well, we had a very active quarter - Next quarterly will be an independent review 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- APR2302B: 200134 02526 00 1 NGC2362 2002:114:00:26:26.495 44.5 ACIS-S HETG 700556 03117 00 0 1145-676 2002:114:13:16:57.705 4.7 ACIS-S NONE 700555 03116 00 0 1046-409 2002:114:14:58:04.930 4.7 ACIS-S NONE