SOT Shift Report 2002-03-21 M973 Shift M973 Duration: 21 Mar 2002 15:05 EST - 21 Mar 2002 16:05 EST 21 Mar 2002 20:05 GMT - 21 Mar 2002 21:05 GMT SOT Lead: Tom Aldcroft Spacecraft/Aspect: FOT/Science Liason: HRC: ACIS: ======================================== Plan ---- Continue with MAR2002B load: Use HETG to search for OVII and OVIII absorption from the intergalactic medium at low redshift; then into perigee. 02971 3C 279 2002:080:04:46:24.259 108.5 ACIS-S HETG T_E62 CAL-ER 2002:081:11:36:48.043 8.1 -- -- T_X63 CAL-ER 2002:081:21:23:15.635 20.8 -- -- Events ------ 20:05 AOS on DSS-34 20:10 Chandra turns transmitter off, re-activate by ground command 21:10 LOS (comm extended 2 mins to finish dump) Notes/Issues/Problems --------------------- - ACA EGSE (coot) receiving telemetry after recycling. - SOT GRETA workstation receiving telemetry after reconfiguring and recycling some files. - ACE rates fairly high but steady, EPHIN rates low - EPHIN rates (cts/cm^2-s-sr) OBSERVED RADMON limit ------------ ------------- E1300 (electrons, 2.64 - 6.18 MeV): 0.0 10.0 P4GM (protons, 5.0 - 8.3 MeV): 5.3 300.0 P41GM (protons, 41 - 53 MeV): 0.0 8.47 - ACE 130-214 keV proton fluences (p/cm2-sr-MeV) and Costello predicted activity index OBSERVED SOT alert ------------ ------------- 2-hour Fluence: 9.8E7 3.6E+8 Orbital Fluence (CRM): 6.0E8 1.0E+9 Kp: 1.3 6.0 Quicklook --------- 3148 IRAS 18325-5926 ACIS-S HETG OK Snapshot -------- Snapshot matches expected configuration: UTC 2002:080:20:46:41 (Mar21) f_ACE 1.01e+04 F_CRM 5.96e+08 Kp 1.3 R km 130069D OBT 2002:080:20:46:03 CTUVCDU 5534200 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 133130763.25 ONLVCDU 5534192 OBC Errs 0 OBSID 2971 EPState SUN SIM TTpos 74423 HETG Angle 6.34 PCADMODE NPNT RA 194.053 Bus V 29.77 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -5.817 Bus I 31.53 AOFSTAR GUID Roll 67.801 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 5.83 Yaw Rate -0.03 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 3.61 Pitch Rate -0.08 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.14 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -49.78 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.50 SA Resolv 165.38 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 15.26 RadMon ENAB HRMA power 5.90 SCS 128 ACT -Y SA Amps 15.85 EPHIN Geom LARG OBA power 94.20 SCS 129 INAC +Y SA Temp 113.28 E150 24.6 SCS 130 ACT -Y SA Temp 113.28 E300 0.4 Roll Mom. 18.215 SCS 107 INAC E1300 0.0 Pitch Mom. -18.159 UpL Cmd Acc 12403 EPH A-Leak 0.3640 P4GM 5.3 Yaw Mom. 7.005 Cmd Rej A 162 EPH B-Leak 0.0720 P41GM 0.0 Explanation Current Data: UTC 2002:080:20:46:41 (Mar21) f_ACE 1.01e+04 F_CRM 5.96e+08 Kp 1.3 R km 130069D Currently scheduled FPSI, OTG : ACIS-S HETG Costello Kp : 1.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.01e+04 GOES-8 P2 flux, in RADMON P4GM units : 0.03 GOES-10 P2 flux, in RADMON P4GM units : 0.01 GOES-8 P5 flux, in RADMON P41GM units : 0.01 GOES-10 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2002:079:05:09:01 Geocentric Distance (km), Orbit Leg : 130146 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 2.03565410000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 4.07130820000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.26322008555e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.96256854769e+08