SOT Shift Report Shift M356 Duration: 13 Jul 2000 14:00 EDT - 13 Jul 2000 16:00 EDT 13 Jul 2000 18:00 GMT - 13 Jul 2000 20:00 GMT SOT Lead: Tom Aldcroft Spacecraft/Aspect: FOT/Science Liason: HRC: ACIS: ======================================== Plan ---- Run CAP 362: Enable radmon, enable SCS 107. Then CAP 625b through step 20 to start squeegy mode test 7. Events ------ 18:15 AOS on DSS-54 18:20 Based on EPHIN rates, decision made to run ACIS squeegy CAP 625b 18:23 CAP 362 complete 18:24 Uplink loads for CAP 625b 18:39 Set obsid 62876 18:40 Enable/activate SCS 164 18:42 Enable/activate SCS 252 18:43 Enable/activate SCS 250 18:43 Enable/activate SCS 251 18:44 Enable/activate SCS 134 18:44 Enable/activate SCS 133 18:45 Enable/activate SCS 135 18:46 Enable/activate SCS 136 18:46 Enable/activate SCS 137 18:46 Enable/activate SCS 159 18:47 Enable/activate SCS 190 18:48 Enable/activate SCS 207 18:49 Enable/activate SCS 151 18:52 SSR Playback complete 19:00 ACIS confirms squeegy data look good 19:05 SCS slots cleared Notes/Issues/Problems --------------------- - Chandra is holding in NPNT, with load stopped due to radiation - At AOS, EPHIN rates are only slightly elevated: EPHIN Geom LARG RADMON trigger E150 3576 E300 262 E1300 4 1318.52 P4GM 153 3542.40 P41GM 0 100.00 - ACE rates unavailable from about 195:15:00 to 195:18:25. From 18:25 onward, rates were about a factor of two lower than at 15:00, and trending downward. But the next predicted event could be arriving any time. - ACIS squeegy test 7 started successfully. Used obsid 62876 (contingency obsid from step 28) because test is starting early. ACIS will run a CAP this evening during the 11pm pass to close out the squeegy test. - ACIS FP temperature -120.0 C Snapshot -------- UTC 2000:195:19:06:01 (Jul13) f_ACE 7.23e+04 F_ACE 7.88e+09 Kp 6.7 R km 133314D OBT 2000:195:19:05:30 CTUVCDU 15917311 OBC s/w NRML FMT2_EPS CPEstat OBT 79902330.28 ONLVCDU 15917296 OBC Errs 4 OBSID 62876 EPState SUN SIM TTpos -99616 HETG Angle 80.2 PCADMODE NPNT RA 52.296 Bus V 31.49 SIM FApos -535 LETG Angle 78.3 PCONTROL NPNT Dec 31.303 Bus I 24.43 AOFSTAR GUID Roll 95.497 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc NNNTTTTT Dith Yang -6.45 Yaw Rate 0.17 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 7.66 Pitch Rate -0.15 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.10 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.02 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 34.84 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.05 SA Resolv 54.22 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -84.4 OBA Trng Fault NFLT +Y SA Amps 11.60 HRMA power 38.90 SCS 128 -Y SA Amps 12.37 EPHIN Geom LARG OBA power 70.20 SCS 129 +Y SA Temp 107.37 E150 3448 SCS 130 -Y SA Temp 107.64 E300 254 Roll Mom. 8.695 E1300 3 Pitch Mom. -10.562 UpL Cmd Acc 50754 EPH A-Leak 0.3040 P4GM 170 Yaw Mom. 8.359 Cmd Rej A 172 EPH B-Leak 0.0520 P41GM 0