SOT Shift Report 2003-12-03 M1595 Duration: 3 Dec 2003 13:45 EST - 3 Dec 2003 15:45 EST 3 Dec 2003 18:45 GMT - 3 Dec 2003 20:45 GMT SOT Lead: Tom Aldcroft ======================================== Plan ---- No load running due to high radiation. Next science load being planned is DEC0403, review at 6pm EST. Events ------ 18:45 AOS on DSS-16 20:45 LOS Notes/Issues/Problems --------------------- - Radiation is still high and fairly steady: EPHIN rates (cts/cm^2-s-sr) OBSERVED RADMON limit ------------ ------------- E1300 (electrons, 2.64 - 6.18 MeV): 0 10.0 P4GM (protons, 5.0 - 8.3 MeV): 57.4 300.0 P41GM (protons, 41 - 53 MeV): 0.1 8.47 ACE 130-214 keV proton fluences (p/cm2-sr-MeV) (P6scaled) and Costello predicted activity index OBSERVED SOT alert ------------ ------------- 2-hour Fluence: 6E8 3.6E+8 Kp: 1.0 6.0 Snapshot -------- Snapshot matches expected state following SCS107 run and manuever-only load DEC0303A: UTC 2003:337:19:50:04 (Dec 3) f_ACE 6.91e+04 F_CRM 0.00e+00 Kp 1.0 R km 85899D OBT 2003:337:19:49:45 CTUVCDU 13914621 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 186868185.64 ONLVCDU 13914608 OBC Errs 0 OBSID 60462 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 39.997 Bus V 29.30 SIM FApos -990 LETG Angle 4.09 PCONTROL NPNT Dec 40.000 Bus I 29.00 AOFSTAR GUID Roll 242.350 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 4.36 Yaw Rate 0.14 HRC-S HV ON ACA CCD Temp -15.6 Dith Zang 6.71 Pitch Rate -0.11 OBSMode OBSV ACA Int Time 1.698 Roll Rate 0.08 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.67 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -49.79 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.13 SA Resolv 149.90 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 14.10 RadMon DISA HRMA power 26.80 SCS 128 INAC -Y SA Amps 14.49 EPHIN Geom LARG OBA power 101.20 SCS 129 INAC +Y SA Temp 118.05 E150 112.7 SCS 130 INAC -Y SA Temp 119.51 E300 1.8 Roll Mom. 10.486 SCS 107 DISA E1300 0.0 Pitch Mom. 10.841 UpL Cmd Acc 16166 EPH A-Leak 1.0200 P4GM 57.4 Yaw Mom. 5.518 Cmd Rej A 85 EPH B-Leak 0.3680 P41GM 0.1 Gyro 1 Curr 1 9.60 Roll Bias -0.5509 Gyro 1 Curr 2 9.60 Pitch Bias -1.8783 Gyro 2 Curr 1 103.20 Yaw Bias -0.8971 Gyro 2 Curr 2 98.40 Explanation Current Data: UTC 2003:337:19:50:04 (Dec 3) f_ACE 6.91e+04 F_CRM 0.00e+00 Kp 1.0 R km 85899D Currently scheduled FPSI, OTG : HRC-S LETG Estimated Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.91e+04 GOES-10 P2 flux, in RADMON P4GM units : 0.02 GOES-12 P2 flux, in RADMON P4GM units : 0.25 GOES-10 P5 flux, in RADMON P41GM units : 0.01 GOES-12 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2003:335:15:19:00 Geocentric Distance (km), Orbit Leg : 85974 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.38323471500e+05 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.35062669147e+10 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00