SOT Shift Report 2002-05-22 M1035 Shift M1035 Duration: 22 May 2002 13:25 EDT - 22 May 2002 14:25 EDT 22 May 2002 17:25 GMT - 22 May 2002 18:25 GMT SOT Lead: Tom Aldcroft Spacecraft/Aspect: FOT/Science Liason: HRC: ACIS: ======================================== Plan ---- Continue with the MAY2002C load: Ascend through perigee, then begin a deep (500 ksec) series of observations of the galactic center to further characterize Sgr A*, the massive black hole at the center of our galaxy. T_X86 CAL-ER 2002:142:17:03:58.704 20.8 -- -- 02943 SGR A* 2002:142:23:18:38.704 171.2 ACIS-I NONE Events ------ 17:25 AOS on DSS-54 18:25 LOS Notes/Issues/Problems --------------------- - Soft proton rates from ACE are moderate and steady, but the harder proton rates (761 - 1910 keV) have risen 1.5 - 2 orders of magnitude in the last 1/2 day. ACE 130-214 keV proton fluences (p/cm2-sr-MeV) and Costello predicted activity index OBSERVED SOT alert ------------ ------------- 2-hour Fluence: 3.2E6 3.6E+8 Orbital Fluence (CRM): 0 1.0E+9 Orbital Fluence (ACIS team model): 0 1.0E+9 Kp: 3.0 6.0 - The GOES-8 P2 channel is rising steadily and is up to about 0.1 of Radmon EPHIN P4GM trigger rates (using the usual scaling). - ACIS FP temperature -118.7 C Quicklook --------- Obs 3495 SN2001 IG ACIS-S NONE OK Snapshot -------- Snapshot matches predicted configuration: UTC 2002:142:18:10:42 (May22) f_ACE 3.00e+02 F_CRM 0.00e+00 Kp 3.0 R km 33615A OBT 2002:142:18:10:12 CTUVCDU 9625011 OBC s/w NRML FMT2_EPS CPEstat NORM OBT 138478212.23 ONLVCDU 9625000 OBC Errs 0 OBSID 61186 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 289.999 Bus V 30.40 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -30.002 Bus I 28.24 AOFSTAR GUID Roll 90.469 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTS Dith Yang -5.54 Yaw Rate 0.07 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -1.61 Pitch Rate -0.14 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.39 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -43.82 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.29 SA Resolv 133.74 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 DISA HRMA power 40.40 SCS 128 ACT -Y SA Amps 14.10 EPHIN Geom SMAL OBA power 59.30 SCS 129 ACT +Y SA Temp 110.82 E150 1183219.5 SCS 130 ACT -Y SA Temp 112.04 E300 75149.8 Roll Mom. 3.330 SCS 107 INAC E1300 347.6 Pitch Mom. 3.512 UpL Cmd Acc 62142 EPH A-Leak 1.0200 P4GM 56195.1 Yaw Mom. 7.687 Cmd Rej A 81 EPH B-Leak 0.4320 P41GM 0.8 Explanation Current Data: UTC 2002:142:18:10:42 (May22) f_ACE 3.00e+02 F_CRM 0.00e+00 Kp 3.0 R km 33615A Currently scheduled FPSI, OTG : HRC-S NONE Costello Kp : 3.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.00e+02 GOES-8 P2 flux, in RADMON P4GM units : 0.08 GOES-10 P2 flux, in RADMON P4GM units : 0.04 GOES-8 P5 flux, in RADMON P41GM units : 0.02 GOES-10 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2002:142:16:19:01 Geocentric Distance (km), Orbit Leg : 33392 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00