SOT shift report 2001-09-29 H804 Start at 2001:276:04:00 GMT = 2001 Oct 03 00:00 pm EDT End 01:00 pm EDT ACIS Paul Plucinsky, Shanil Virani PLAN ---- Monitor EPHIN rates in realtime to decide if it is appropriate to load and activate the OCT0301 replan loads. If the OCT0301 load is activated, start an ACIS CTI measurement with CAP747. SUMMARY: ---------- We executed CAP747. As always, things went exactly as planned. We should get a 33ks CTI measurement out of this. 1) Chandra state at the beginning of the Pass UTC 2001:276:03:57:04 (Oct 3) f_ACE 1.19e+04 F_CRM 0.00e+00 Kp 2.7 R km 137442A OBT 2001:276:03:56:44 CTUVCDU 15424895 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 118468604.57 ONLVCDU 15424880 OBC Errs 0 OBSID 1900 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 85.923 Bus V 30.40 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -68.395 Bus I 28.74 AOFSTAR GUID Roll 77.090 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc NNNTTTTT Dith Yang 2.91 Yaw Rate 0.06 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 1.35 Pitch Rate -0.13 OBSMode OBSV ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -1.16 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -1.40 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 51.21 SA Resolv 91.26 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 13.72 RadMon DISA HRMA power 37.60 SCS 128 INAC -Y SA Amps 14.68 EPHIN Geom LARG OBA power 43.20 SCS 129 INAC +Y SA Temp 112.35 E150 3754.1 SCS 130 INAC -Y SA Temp 112.35 E300 82.5 Roll Mom. -3.491 SCS 107 INAC E1300 1.2 Pitch Mom. -5.134 UpL Cmd Acc 63082 EPH A-Leak 1.0200 P4GM 74.5 Yaw Mom. 1.119 Cmd Rej A 159 EPH B-Leak 0.3800 P41GM 0.4 2) Detailed Timeline GMT 276:03:36 AOS, early !! 276:03:45 EPHIN rates E150 E300 E1300 P4 P41 3715 84.7 1.3 77.9 0.4 Yippee, rates are finally below 1/3 of the SCS107 trigger level 276:03:45 FP Temperature = -119.9 C, Altitude 137,275A 276:03:54 EPHIN rates E150 E300 E1300 P4 P41 3695 84.0 1.3 75 0.5 276:03:55 OC/CC and ACIS concur that EPHIN rates are low enough to start OCT0301 load. 276:04:00 OC/CC start uplinking OCT0301 loads 276:04:01 GOES P2 is fairly flat, P5 continues its decline ACE 112-187 keV proton flux is around 12,000 and unstable 276:04:07 SCS slots 128, 129, 130 active 276:04:10 start executing CAP 747 276:04:12 switch TLM FMT to 2 276:04:14 Enable RADMON 276:04:16 update OBSID to 62860 276:04:19 execute SCS 137 276:04:21 confirm startScience 276:04:21 EPHIN rates E150 E300 E1300 P4 P41 3447 78 1.2 75 0.5 276:04:33 1st bias packets 276:04:44:30 last bias packet 276:04:44:32 first event packets 276:04:45 delta overclocks I0 -21 -21 -19 -10 I1 -14 -12 -24 -16 I2 -15 -18 -22 -34 I3 -23 -15 -17 -12 S2 -22 -28 -19 -27 S3 -17 -26 -26 -23 276:04:47 event rates look nominal, about 60 c/s per chip 200-220 cts/frame which is nominal, total rate is ~360 c/s 275:04:48 clear and disable SCS 137, end CAP747 276:04:50 threshold crossings are about 12,000-18,000 for the FIs, and 850 for the BI CCD. 276:04:50 EPHIN rates E150 E300 E1300 P4 P41 3492 79 1.2 93 0.6 276:04:55 FP Temp = -119.9 C, alttitude = 137,865A km 276:05:00 Event rates still about 220 cts/frame per chip or 68 cts/s per chip 276:05:00 LOS 3) Chandra state at the end of the Pass UTC 2001:276:05:00:05 (Oct 3) f_ACE 8.09e+03 F_CRM 0.00e+00 Kp 2.0 R km 137929A OBT 2001:276:04:59:36 CTUVCDU 15439615 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 118472376.58 ONLVCDU 15439600 OBC Errs 0 OBSID 62860 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 85.918 Bus V 30.24 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -68.393 Bus I 32.28 AOFSTAR GUID Roll 77.085 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc NNNTTTTT Dith Yang 7.77 Yaw Rate -0.04 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -7.56 Pitch Rate -0.07 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -1.21 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -1.40 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.21 SA Resolv 91.26 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 15.66 RadMon ENAB HRMA power 66.30 SCS 128 ACT -Y SA Amps 16.44 EPHIN Geom LARG OBA power 94.90 SCS 129 ACT +Y SA Temp 112.04 E150 3488.8 SCS 130 ACT -Y SA Temp 112.35 E300 78.1 Roll Mom. -3.579 SCS 107 INAC E1300 1.3 Pitch Mom. -5.247 UpL Cmd Acc 2250 EPH A-Leak 1.0200 P4GM 103.0 Yaw Mom. 1.030 Cmd Rej A 224 EPH B-Leak 0.3800 P41GM 0.3