Apr_21_2004_L1735.txt Shift L1735 Start at 2004:112 11:00 GMT = 2004 Apr 21 7:00 am EDT End 2004 Apr 21 9:30 am EDT SOT shift report 2004-04-21 L1735 http://asc.harvard.edu/acis/SOT_reports/sot-shift.html or /proj/web-cxc/htdocs/acis/SOT_reports/Apr_21_2004_L1735.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running APR1904A on descending leg. Observing 'Cassiopeia A' with ACIS-S (obsid 4636). Solar proton levels are low (under 100). Solar Activity Forecast: Solar activity is expected to be very low to low. Region 596 has the potential for continued C-class activity. Geophysical Activity Forecast: The geomagnetic field is expected to be predominately at quiet to unsettled levels. Isolated periods of active conditions are possible on 23 April due to a recurrent coronal hole high speed stream. Seq # ObsID It Target start time SI Grat RA dec roll Pitch ------------------------------------------------------------------------------------------------------------ APR1904A: 500459 04636 0 Cassiopeia A 2004:111:08:59:35.531 145.0 ACIS-S NONE 350.9018 58.8180 49.62 54.93 ---- T_E50 CAL-ER (60267) 2004:113:02:04:22.415 10.2 -- -- 262.0000 9.0000 111.54 124.20 ---- GG_50 CAL-ER (60266) 2004:113:06:12:22.519 3.6 -- -- 223.0000 -29.0000 38.11 159.52 ---- T_X51 CAL-ER (60265) 2004:113:15:25:25.617 9.6 -- -- 224.0000 1.5000 136.58 160.71 500459 04637 0 Cassiopeia A 2004:113:18:44:34.147 165.6 ACIS-S NONE 350.9018 58.8180 49.62 55.04 ORBITAL EVENTS: 2004:112:02:27:54.284 650 EAPOGEE ORBIT APOGEE 2004:113:10:12:21.937 650 EPERIGEE ORBIT PERIGEE 2004:114:17:56:11.429 651 EAPOGEE ORBIT APOGEE 2004:116:01:40:53.376 651 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 112:1100 AOS DSS-24 (Goldstone 34m) 112:1115 4636 Status at AOS was as expected (see note 1) LOS DSS-24 112:1215 End of shift 112:1330 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at AOS: UTC 2004:112:11:17:04 (Apr21) f_ACE 2.99e+01 F_CRM 4.12e+07 Kp 2.7 R km 120809D OBT 2004:112:11:16:43 CTUVCDU 10666751 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 198933403.88 ONLVCDU 10666736 OBC Errs 0 OBSID 4636 EPState SUN SIM TTpos 75623 HETG Angle 79.46 PCADMODE NPNT RA 350.901 Bus V 30.08 SIM FApos -467 LETG Angle 77.59 PCONTROL NPNT Dec 58.816 Bus I 27.73 AOFSTAR GUID Roll 49.619 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -4.94 Yaw Rate -0.16 HRC-S HV ON ACA CCD Temp -15.6 Dith Zang 3.41 Pitch Rate -0.04 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.00 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -1.73 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 34.74 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 52.65 SA Resolv 55.05 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 29.90 SCS 128 ACT -Y SA Amps 13.91 EPHIN Geom LARG OBA power 106.00 SCS 129 ACT +Y SA Temp 112.04 E150 1.0 SCS 130 ACT -Y SA Temp 112.66 E300 0.1 Roll Mom. -2.597 SCS 107 INAC E1300 0.0 Pitch Mom. 0.963 UpL Cmd Acc 3962 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 3.842 Cmd Rej A 156 EPH B-Leak 0.7280 P41GM 0.0 EPH temp 86.25 Gyro 1 Curr 1 9.60 Roll Bias -0.6348 M Unload MON Gyro 1 Curr 2 9.60 Pitch Bias -1.9138 CTX B PWR 36.58 TSC Move STOP Gyro 2 Curr 1 103.20 Yaw Bias -0.9715 CTX B Volts 3.54 FA Move STOP Gyro 2 Curr 2 100.80 OTG Move DISA Explanation Current Data: UTC 2004:112:11:17:04 (Apr21) f_ACE 2.99e+01 F_CRM 4.12e+07 Kp 2.7 R km 120809D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.99e+01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P5 flux, in RADMON P41GM units : 0.01 GOES-12 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2004:110:18:49:00 Geocentric Distance (km), Orbit Leg : 120892 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 3.04042000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 3.04042000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 4.04098477785e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 4.12406518500e+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 = 61 Valid Event Rate 2 = 81 Shield Event Rates = 4000 ACIS FP Temp = -119.9 DEA Pwr = 25.3 DPA Pwr = 40.6 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrell): - 3 supports last 24 hrs, 2 34m, 1 26m - 1 LS uplinked, Active through 116:1230 - Dumps are current Mission Planning (Ken): - APR2604A products had good review yesterday, will be signed off this morning S/C Engineering(Dan/Eric): - No new S/C issues - Thermal working group tomorrow morning at 11am SOT(Bill): - See above notes on radiation. DSOPS(Joy): - 1 new QL GOT(Mike): - All OK IST(Chris): - VPN wireless network down tomorrow Meetings/events: - 9:15am, IST Tagup - 10:00am, ITSP review - 10:00am, Star selection working group - 10:30am, IST training - 1:00pm, Review of contracts for OCC maint. - 2:30pm, FOT mgmt staff. 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ------------------------------------------------------------------------------------------- APR1904A: 400357 04575 0 LMC X-3 2004:111:02:05:50.906 20.0 HRC-S LETG