Feb_20_2002_L944.txt Shift L944 Start at 2002:051:12:30:00 GMT = 2002 Feb 20 7:30am EDT End 2002 Feb 20 10:30am EDT SOT shift report 2002-02-20 L944 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Feb_20_2002_L944.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running FEB1802B on descending leg. Observing 'XRF011130' (obsid 3441) with ACIS-I. Radiation levels are low (proton flux under 500). Three M class flares have occurred in the past 12 hours. More are likely. These events have triggered rises in the hard proton and electron levels, but have not greatly affected the soft proton levels. NOAA SEC: Solar Activity Forecast: Solar activity is expected to remain at moderate levels. Isolated low-level M-class flares are likely. Region 9830 could produce an isolated major flare during the period. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- FEB1802B: 500291 03441 00 0 XRF011130 2002:051:10:18:55.420 14.6 ACIS-I NONE 46.3372 3.8236 282.57 800269 P1 03269 00 0 MACSJ0404.6+1109 2002:051:14:50:15.420 22.0 ACIS-I NONE 61.1235 11.1257 281.19 ORBITAL EVENTS: 2002:050:03:01:17.175 350 EPERIGEE ORBIT PERIGEE 2002:050:06:20:01.422 351 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:051:10:45:35.976 351 EAPOGEE ORBIT APOGEE 2002:052:11:44:05.430 351 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:052:18:30:22.594 351 EPERIGEE ORBIT PERIGEE 2002:052:22:54:05.430 352 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:054:02:14:19.931 352 EAPOGEE ORBIT APOGEE 2002:055:05:32:21.369 352 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:055:07:10:21.369 352 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:055:09:26:21.369 352 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:055:09:59:46.726 352 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 051:1230 AOS DSS-24 (Goldstone 26m) 051:1405 3441 Status at AOS was nominal (see note 1) LOS DSS-24 051:1505 End of shift 051:1530 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at AOS: UTC 2002:051:14:13:03 (Feb20) f_ACE 2.66e+02 F_CRM 5.54e+07 Kp 3.3 R km 135400D OBT 2002:051:14:12:30 CTUVCDU 12441215 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 130601550.81 ONLVCDU 12441200 OBC Errs 0 OBSID 3441 EPState SUN SIM TTpos 92903 HETG Angle 79.46 PCADMODE NPNT RA 46.335 Bus V 29.61 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 3.825 Bus I 33.81 AOFSTAR GUID Roll 282.566 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -5.27 Yaw Rate 0.30 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 5.80 Pitch Rate 0.26 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.36 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta 16.04 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.37 SA Resolv 73.95 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 16.44 RadMon ENAB HRMA power 197.00 SCS 128 ACT -Y SA Amps 17.23 EPHIN Geom LARG OBA power 110.60 SCS 129 ACT +Y SA Temp 115.12 E150 174.1 SCS 130 INAC -Y SA Temp 115.85 E300 3.3 Roll Mom. -21.140 SCS 107 INAC E1300 0.0 Pitch Mom. 3.533 UpL Cmd Acc 25023 EPH A-Leak 1.0200 P4GM 2.4 Yaw Mom. 4.693 Cmd Rej A 37 EPH B-Leak 0.5600 P41GM 0.0 Explanation Current Data: UTC 2002:051:14:13:03 (Feb20) f_ACE 2.66e+02 F_CRM 5.54e+07 Kp 3.3 R km 135400D Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 3.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.66e+02 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 : 0.02 GOES-10 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2002:050:03:04:01 Geocentric Distance (km), Orbit Leg : 135444 D CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 2.66000000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.66000000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.89038045770e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.54098754940e+07 HRC IM PS = OFF SP PS = ON Stp 90/102 Shield 1 HV = OFF Shield 2 HV = ON Stp 8 Valid Event Rate 1 = 44 Valid Event Rate 2 = 45 Shield Event Rates = 4750 ACIS FP Temp = -119.9 DEA Pwr = 55.9 DPA Pwr = 41.2 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrel): - 2 supports last 24 hrs, both 34m - No more loads uplinked, still good thru 054:0215 - Dumps current - Day 050 plots in work Mission Planning (Kevin/Sabina): - FEB25 products approved pending approval of dark current loads at FDB - MAR04 load in process S/C Engineering(Eric/Rino): - All OK on satellite, limits OK - Day 51 eclipse went well, eclipses so far have been within 0.2V of model prediction for bus voltage. Two more to go this season. - CAP review at 1:30pm (Dark Current procedure) SOT(Bill): - Soft proton padiation levels are low (protons under 500). There have been several M-class flares in the past 12 hours. These events have triggered rises in the hard proton and electron levels, but have not affected the soft proton levels. - Predictions are for more M class flares and possibly a major flare. DSOPS(Joy): - Several QL's, see below GOT(Mike/Chris): - All OK. Meetings/events: - 10am, CCB - 1pm, internal staff - 1:30pm, CAP review 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- FEB1102D: 900133 03390 00 1 HDF-N 2002:047:19:15:29.073 166.4 ACIS-I NONE FEB1802D: 290145 02589 00 1 VEGA 2002:050:09:17:11.453 3.0 HRC-S NONE 290146 02590 00 1 VEGA 2002:050:10:15:41.453 3.0 HRC-S NONE 290147 02591 00 1 VEGA 2002:050:11:14:11.453 2.9 HRC-S NONE 290148 02592 00 1 VEGA 2002:050:12:11:01.453 2.9 HRC-S NONE 600288 02951 00 2 SGR A* 2002:050:14:44:38.566 12.4 ACIS-I NONE 900152 P1 03313 00 0 AX J0335.2-1505 2002:050:18:57:55.420 4.9 ACIS-S NONE