Jan_31_2001_L559.txt Shift L559 Start at 2001:031:12:30:00 GMT = 2001 Jan 31 7:30am EST End 2001 Jan 31 11:00am EST SOT shift report 2001-01-31 L559 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jan_31_2001_L559.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JAN2901 on descending leg in radiation zone, passing through perigee this shift. Radiation levels high but decreasing after peak of about 70,000 flux in ACE 112-187 proton channel at about 031:0500 UT. About 25,000 at start shift. No COMM this shift. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- ---- T_E05 CAL-ER 2001:031:07:45:09.741 7.6 -- -- 355.1300 38.5800 317.29 -0.01 ---- T_X06 CAL-ER 2001:031:17:54:28.749 20.8 -- -- 355.1300 38.5800 320.44 -0.00 600122 01565 00 M31 - SOUTH 2 2001:031:23:57:15.577 1.1 HRC-I NONE 10.0808 40.6763 306.27 12.56 600124 01567 00 M31 - SOUTH 1 2001:032:00:24:05.577 1.0 HRC-I NONE 10.5015 40.9278 306.01 0.41 ORBITAL EVENTS: 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 031:1230 Status at last contact was nominal (see note 2) End of shift 031:1600 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at last contact: UTC 2001:031:10:00:02 (Jan31) f_ACE 3.95e+04 F_ACE 3.25e+09 Kp 5.0 R km 66756D OBT 2001:031:09:59:37 CTUVCDU 11903 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 97322377.92 ONLVCDU 11888 OBC Errs 0 OBSID 61755 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 355.130 Bus V 29.93 SIM FApos -467 LETG Angle 78.34 PCONTROL NPNT Dec 38.580 Bus I 33.04 AOFSTAR GUID Roll 317.290 ACA Object SSSSSSSS Dither DISA HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 0.00 Yaw Rate 0.08 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 0.00 Pitch Rate 0.13 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.09 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.22 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 21.86 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 50.97 SA Resolv 68.01 Batt 3 SOC 100.00% Cold Rad -125.5 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 15.85 RadMon DISA HRMA power 44.10 SCS 128 ACT -Y SA Amps 16.64 EPHIN Geom LARG OBA power 62.40 SCS 129 ACT +Y SA Temp 116.22 E150 21.1 SCS 130 ACT -Y SA Temp 116.58 E300 0.4 Roll Mom. -4.224 SCS 107 INAC E1300 0.0 Pitch Mom. -4.543 UpL Cmd Acc 47642 EPH A-Leak 0.4960 P4GM 2.7 Yaw Mom. 1.931 Cmd Rej A 13 EPH B-Leak 0.0960 P41GM 0.0 Current Data: UTC 2001:031:12:59:01 (Jan31) f_ACE 2.44e+04 F_ACE 3.25e+09 Kp 4.0 R km 43001D Currently scheduled FPSI, OTG : HRC-S NONE Costello Kp : 4.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.44e+04 Orbit Start Time : 2001:029:00:44:00 Geocentric Distance (km), Orbit Leg : 43001 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 8.78499000000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.01684116806e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.80651506346e+09 2) Notes from 9:00am meeting: Operations (Darrell): - 4 supports last 24 hrs, 3 34m, 1 26m - Added support 030:2120-2230 to monitor EPHIN rates on S/C - 2 CAPS run; 563A to get CPE warm start count, was still 1 and 693 to swap to SSR-A - SSR dump from DSS-66 yesterday during 030:0450-0550 support was interrupted by complete loss of COMM during this pass (ground station HW problem). Playback ran to completion on S/C but was not completely captured on ground (8+ hours missing). At the start of the next support the playback pointer reset scipt was executed, which set the playback pointers to the end point of the last (unsuccessful) dump, thus making this data unavailable for immediate dump. It was decided to swap to SSR-A (from SSR-B) to preserve the data for later dump while still recording new data. This was done with CAP 593. A patch will be uploaded to enable recovery of missing data. Mission Planning (Dan): - FEB05BC products out for E-mail load review, should be approved later today - Regression testing of offline 9.1 began yesterday S/C Engineering(Jeff): - Expect playback pointer patch later on today. SOT(Bill): - Radiation levels were a concern all day yesterday, prompting telecons at 9:30am, 4:00pm and 8:45pm. - ACE protons were rising at a linear rate until 031:0800 at which the rate started declining, having reached a peak of 70,000. - Group decided NOT to interrupt load despite high fluence, and will accommodate this within the yearly budget. DSOPS(Joy) - No quick looks. GOT(Ken): - Voice communications lost yesterday AM due to cable problem at GSFC. - Service restored. 3) Quick look data (from yesterday) Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- 800123 01655 00 MACS J0717.5+3745 2001:029:08:04:58.633 20.0 ACIS-I NONE