Nov_27_2002_H1224.txt Shift H1224 Start at 2002:332:02:30 GMT = 2002 Nov 27 9:30 pm EST End Nov 27 10:45 pm SOT shift report 2002-11-27 H1224 ACIS Paul Plucinsky PLAN ---- Verify that the radiation environment is low enough to start the NOV2802 SCS107 replan load. Execute CAP803 to execute an ACIS CTI measurement. SUMMARY: ---------- The radiation environment was low enough to resume science operations with the NOV2802 load. The ACE 112-187 keV proton rate was 18,100 and steadily declining. We executed CAP 816 to start an ACIS-I CTI measurement. This was the first use of the command load 1A_CTI01_138.CLD which uses the PB WT00216024. All went well. 1) Detailed Timeline GMT 332:02:30 AOS on DSS-34 EARLY !!! 332:02:31 ACE 112-187 keV proton rate is 18,000 and falling therefore it is low enough to restart the load 332:02:35 OC/CC start SSR playback 332:02:35 EPHIN P4=1.4, P41=0.0, E1300=0.0 altitude = 124,433D 332:02:45 OC/CC execute CAP675, Enable SCS107 and uplink the loads 332:03:00 loads on the spacecraft 332:03:05 execute CAP816 to start an ACIS CTI measurement 332:03:06 set OBSID to 62849 332:03:08 enable and activate SCS 138 332:03:10 science run started, all commands from the SCS got to ACIS. Yippee, the new CLD file worked ! 332:03:22:50 first bias maps from ACIS 332:03:34:02 bias maps complete 332:03:34 first event data, rates look nominal 332:03:33 Spacecraft load changes the OBSID to 60948 332:03:38 Clear and Disable SCS 138 332:03:42 ACE 112-187 keV proton rate is 16,900 and falling 332:03:45 LOS 2) Chandra state at the beginning of the Pass UTC 2002:332:02:39:07 (Nov28) f_ACE 1.81e+04 F_CRM 2.45e+09 Kp 3.3 R km 126296D OBT 2002:332:02:38:48 CTUVCDU 6360575 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 154838328.42 ONLVCDU 6360560 OBC Errs 0 OBSID 4408 EPState SUN SIM TTpos -99615 HETG Angle 79.46 PCADMODE NPNT RA 32.066 Bus V 29.61 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 10.999 Bus I 27.22 AOFSTAR GUID Roll 292.866 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc NNNTTTTT Dith Yang 5.62 Yaw Rate -0.12 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 6.88 Pitch Rate -0.03 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.09 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -42.40 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -49.83 Batt 2 SOC 100.00% ACIS Stat7-0 66 Avg OBA Temp 50.89 SA Resolv 149.59 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 37.40 SCS 128 INAC -Y SA Amps 13.72 EPHIN Geom LARG OBA power 85.30 SCS 129 INAC +Y SA Temp 118.05 E150 8.7 SCS 130 INAC -Y SA Temp 118.78 E300 0.2 Roll Mom. 12.111 SCS 107 DISA E1300 0.0 Pitch Mom. -19.106 UpL Cmd Acc 65529 EPH A-Leak 1.0200 P4GM 1.2 Yaw Mom. -2.062 Cmd Rej A 29 EPH B-Leak 0.2000 P41GM 0.0 3) Chandra state at the end of the Pass UTC 2002:332:03:44:05 (Nov28) f_ACE 1.77e+04 F_CRM 2.45e+09 Kp 4.0 R km 124382D OBT 2002:332:03:43:42 CTUVCDU 6375771 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 154842222.39 ONLVCDU 6375760 OBC Errs 0 OBSID 60948 EPState SUN SIM TTpos -99615 HETG Angle 79.46 PCADMODE NMAN RA 43.660 Bus V 29.46 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -3.939 Bus I 32.03 AOFSTAR GUID Roll 322.979 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc NNNNNNRR Dith Yang 0.93 Yaw Rate 143.21 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -6.78 Pitch Rate -0.20 OBSMode NEXT ACA Int Time 1.698 Roll Rate 228.92 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -42.40 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -49.81 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.89 SA Resolv 148.21 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 15.46 RadMon ENAB HRMA power 68.40 SCS 128 ACT -Y SA Amps 15.85 EPHIN Geom LARG OBA power 124.50 SCS 129 ACT +Y SA Temp 117.68 E150 8.0 SCS 130 ACT -Y SA Temp 118.41 E300 0.2 Roll Mom. 4.673 SCS 107 INAC E1300 0.0 Pitch Mom. -20.820 UpL Cmd Acc 8416 EPH A-Leak 1.0200 P4GM 1.1 Yaw Mom. 8.562 Cmd Rej A 139 EPH B-Leak 0.2000 P41GM 0.0