SOT Shift Report Shift M406 Duration: 31 Aug 2000 14:30 EDT - 31 Aug 2000 17:00 EDT 31 Aug 2000 18:30 GMT - 31 Aug 2000 21:00 GMT SOT Lead: Tom Aldcroft Spacecraft/Aspect: FOT/Science Liason: HRC: ACIS: ======================================== Plan ---- Continue with AUG2700b load, doing calibration observations of the standard candle G21.5-0.9. 00152 G21.5-0.9, +Y MCP 2000:244:18:17:32.435 10.3 HRC-S NONE <- Current 00155 G21.5-0.9, -Y MPC 2000:244:21:18:01.436 10.3 HRC-S NONE 00144 G21.5-0.9 2000:245:00:19:23.580 30.3 HRC-I NONE 00734 CYGNUS LOOP SE 2000:245:09:14:42.690 47.3 ACIS-I NONE Events ------ 20:00 AOS on DSS-54 20:42 End of playback, CFC counts increment is too high, start another playback 20:54 Still no luck with getting a good playback 21:00 LOS Notes/Issues/Problems --------------------- - Transmitter difficulty with DSS-54, so uplink switched to DSS-66 - ACIS FP temperature -119.7 C - Radiation is still low - Up to one guide star lost a few times during support; autonomously re-acquired each time Snapshot -------- Looks good for HRC-S observation of G21.5-0.9: UTC 2000:244:20:08:02 (Aug31) f_ACE 1.25e+02 F_ACE 3.63e+06 Kp 3.7 R km 106181A OBT 2000:244:20:07:40 CTUVCDU 15676018 OBC s/w NRML FMT1_SSR CPEstat OBT 84139660.86 ONLVCDU 15676008 OBC Errs 2 OBSID 152 EPState SUN SIM TTpos -99616 HETG Angle 80.2 PCADMODE NPNT RA 278.350 Bus V 30.71 SIM FApos -990 LETG Angle 78.3 PCONTROL NPNT Dec -11.047 Bus I 29.50 AOFSTAR GUID Roll 266.554 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -0.08 Yaw Rate -0.34 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -19.47 Pitch Rate 0.11 OBSMode OBSV ACA Int Time 1.698 Roll Rate 0.33 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.33 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -29.28 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 50.81 SA Resolv 119.20 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 14.10 HRMA power 58.30 SCS 128 -Y SA Amps 15.26 EPHIN Geom LARG OBA power 102.50 SCS 129 +Y SA Temp 110.82 E150 5.9 SCS 130 -Y SA Temp 111.43 E300 0.2 Roll Mom. -5.199 E1300 0.0 Pitch Mom. 2.327 UpL Cmd Acc 64313 EPH A-Leak 0.4960 P4GM 0.0 Yaw Mom. 3.545 Cmd Rej A 124 EPH B-Leak 0.0880 P41GM 0.0 UTC 2000:244:20:08:02 (Aug31) f_ACE 1.25e+02 F_ACE 3.63e+06 Kp 3.7 R km 106181A