SOT Shift Report Shift M638 Duration: 20 Apr 2001 13:00 EDT - 20 Apr 2001 15:00 EDT 20 Apr 2001 17:00 GMT - 20 Apr 2001 19:00 GMT SOT Lead: Tom Aldcroft Spacecraft/Aspect: FOT/Science Liason: HRC: ACIS: ======================================== Plan ---- Continue with APR1701B load: perigee passage, then on to APR2001 load: Immediate post-giant flare observation of the soft gamma repeater SGR 1900+14, then a 50 ksec observation of the youngest protostar S106 FIR. T_X36 00 CAL-ER 2001:111:03:27:13.091 10.0 -- -- I1893 00 CAL-ER 2001:111:06:47:27.379 0.0 -- -- 02458 00 SGR 1900+14 2001:111:07:16:14.358 18.0 ACIS-S NONE 01893 00 S106 FIR 2001:111:12:44:14.358 43.4 ACIS-I NONE Events ------ 17:20 AOS on DSS-46 18:45 LOS Notes/Issues/Problems --------------------- - ACIS FP temperature -119.9 C - ACE rates are low to moderate and declining, - GOES rates are declining and are ~ 1.5 to 2 orders of magnitude below RADMON trip levels (assuming standard scaling). Quicklook --------- No new quicklook plot Snapshot -------- Snapshot matches predicted configuration: UTC 2001:110:18:49:06 (Apr20) f_ACE 5.34e+02 F_CRM 1.97e+08 Kp 1.3 R km 59684D OBT 2001:110:18:47:57 CTUVCDU 9994879 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 104179677.36 ONLVCDU 9994864 OBC Errs 0 OBSID 61660 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 316.999 Bus V 30.71 SIM FApos -467 LETG Angle 78.34 PCONTROL NPNT Dec 6.002 Bus I 27.98 AOFSTAR GUID Roll 100.298 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.88 Yaw Rate 0.18 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -0.59 Pitch Rate 0.08 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.24 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 18.87 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.13 SA Resolv 70.84 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 13.33 RadMon DISA HRMA power 58.50 SCS 128 ACT -Y SA Amps 14.30 EPHIN Geom SMAL OBA power 103.60 SCS 129 ACT +Y SA Temp 111.12 E150 325463.4 SCS 130 ACT -Y SA Temp 111.74 E300 1146.3 Roll Mom. 1.712 SCS 107 INAC E1300 1.5 Pitch Mom. 8.526 UpL Cmd Acc 19385 EPH A-Leak 1.0200 P4GM 2411.9 Yaw Mom. 2.669 Cmd Rej A 138 EPH B-Leak 0.1960 P41GM 0.1 Current Data: UTC 2001:110:18:49:06 (Apr20) f_ACE 5.34e+02 F_CRM 1.97e+08 Kp 1.3 R km 59684D Currently scheduled FPSI, OTG : HRC-S NONE Costello Kp : 1.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 5.34e+02 Orbit Start Time : 2001:108:08:39:01 Geocentric Distance (km), Orbit Leg : 59684 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.24376000000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.34549576163e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.97008870443e+08