Jan_29_2001_L557.txt Shift L557 Start at 2001:029:12:30:00 GMT = 2001 Jan 29 7:30am EST End 2001 Jan 29 11:00am EST SOT shift report 2001-01-29 L557 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jan_29_2001_L557.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JAN2201D on ascending leg. Observing 'MACSJ0717.5+3745' with ACIS-I (obsid 1655). in COMM with DSS-24 at start shift. Radiation levels are increasing (proton flux = ~2000 at 029:1250). M1 class solar flare and faint halo CME observed at 1600UT yesterday (Jan 28), expect some increase in radiation levels. EPHIN levels were elevated above normal. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- 800123 01655 00 MACS J0717.5+3745 2001:029:08:04:58.633 20.0 ACIS-I NONE 109.3394 37.7470 231.10 87.64 700350 02160 00 2MASSJ095504+1705 2001:029:14:22:51.877 4.0 ACIS-I NONE 148.7836 17.0782 84.74 130.74 800163 02224 00 MS0839.9+2938 2001:029:16:06:34.150 30.0 ACIS-S NONE 130.7337 29.4734 187.21 96.92 ORBITAL EVENTS: 2001:029:00:38:40.420 204 EPERIGEE ORBIT PERIGEE 2001:030:08:22:26.464 205 EAPOGEE ORBIT APOGEE 2001:031:16:06:19.913 205 EPERIGEE ORBIT PERIGEE 2001:032:23:50:46.153 206 EAPOGEE ORBIT APOGEE 2001:034:07:35:11.162 206 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 029:1230 AOS at start shift with DSS-24 (Goldstone) 029:1230 Status at start shift was nominal 029:1245 (see note 1) EPHIN rates were higher than normal throughout shift (see note 2) LOS DSS-24 029:1300 AOS DSS-16 029:1535 EPHIN P4GM rates about 160 (note 2) LOS DSS-16 029:1600 End of shift 029:1700 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at start shift: UTC 2001:029:12:45:02 (Jan29) f_ACE 1.92e+03 F_ACE 1.74e+07 Kp 3.3 R km 100829A OBT 2001:029:12:44:33 CTUVCDU 16153391 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 97159473.23 ONLVCDU 16153376 OBC Errs 0 OBSID 1655 EPState SUN SIM TTpos 89823 HETG Angle 79.84 PCADMODE NPNT RA 109.342 Bus V 29.93 SIM FApos -535 LETG Angle 78.34 PCONTROL NPNT Dec 37.746 Bus I 27.98 AOFSTAR GUID Roll 231.097 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 0.41 Yaw Rate 0.06 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -7.85 Pitch Rate -0.12 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.09 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.62 Batt 1 SOC 100.00% Avg HRMA Temp 70.56 FSS Beta -49.77 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.81 SA Resolv 152.15 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 13.72 RadMon ENAB HRMA power 36.40 SCS 128 ACT -Y SA Amps 14.49 EPHIN Geom LARG OBA power 67.20 SCS 129 ACT +Y SA Temp 118.05 E150 230.7 SCS 130 ACT -Y SA Temp 118.05 E300 5.8 Roll Mom. 2.761 SCS 107 INAC E1300 0.1 Pitch Mom. 7.418 UpL Cmd Acc 44649 EPH A-Leak 0.9440 P4GM 67.9 Yaw Mom. -1.468 Cmd Rej A 201 EPH B-Leak 0.1720 P41GM 0.3 Current Data: UTC 2001:029:12:45:02 (Jan29) f_ACE 1.92e+03 F_ACE 1.74e+07 Kp 3.3 R km 100829A Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 3.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.92e+03 Orbit Start Time : 2001:029:00:44:00 Geocentric Distance (km), Orbit Leg : 100753 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 3.95443072015e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 3.95443072015e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.25317152333e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.00535167297e+07 HRC SP PS = ON Steps 43/54 IM PS = OFF Shield 1 HV = OFF Shield 2 HV = OFF Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.9 DEA Pwr = 48.8 DPA Pwr = 40.0 Science State = Science Active 2) Radiation: EPHIN rates were significantly higher than normal during the pass from 029:1200 - 029:1300, ranging from about 130 to 70 cts/sq cm/sec/stearadian vs. the RADMON trip threshold of 300. Trend was down throughout pass as we gained altitude awaw from the belts (130 ---> 70). Additional COMM was requested due to the radiation situation and DSS-16 was obtained from about 029:1535 - 029:1600. The EPHIN P4GM rates during this COMM were between 150 and 165 cts/sq cm/sec/sr, more than double the rate observed at the end of the last pass. A telecon was held at 10:30 local to discuss the situation. We decided not to take any action at that time, but watch the rates again at the 4pm local time pass. 3) Notes from 9:00am meeting: Operations (Darrell): - 8 supports over weekend, all 34m, 8 SSR dumps, all OK - One problem with DSS-24 support yesterday, took 3 trys to get dump started due to drop-outs. Was OK in the end. - 2 load segments uplinked, good thru 031:0908 Mission Planning (Ken): - FEB05 products out for load review today at 2pm S/C Engineering(Jeff): - All OK over weekend. - Narrowly avoided an autounload last Friday. - LETG insertion later on this week. SOT(Bill): - Radiation levels and EPHIN rates were higher than normal - Discussed OTG flight software testing at TRW last week DSOPS(Joy) - Several quick looks (see below) GOT(Ken): - All is well. 4) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- 500122 01851 00 RX J0822-4300 2001:025:12:15:14.346 19.5 HRC-S NONE 700343 02153 00 2MASSJ010835+2148 2001:026:15:58:31.700 3.1 ACIS-I NONE 700344 02154 00 2MASSJ012031+2003 2001:026:17:01:13.802 1.7 ACIS-I NONE 700345 02155 00 2MASSJ015721+1712 2001:026:17:44:09.758 2.7 ACIS-I NONE 900067 02240 00 CADIS 01H FIELD 2001:026:18:57:09.758 30.0 ACIS-I NONE 700228 01612 00 3C120 2001:027:16:09:49.758 1.0 ACIS-S NONE 700249 01633 00 NGC 660 2001:028:01:49:08.960 2.0 ACIS-S NONE