Jul_08_2001_M717.txt Shift M717 Start at 2001:189:17:30:00 UTC = 2001 Jul 08 1:30pm EDT End 2001 Jul 08 3:30pm EDT SOT shift report 2001-07-08 M717 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jul_08_2001_M717.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Mike McGuirk Plan: - Running JUL0201C load. Manual retraction of LETG, using CAP 732. Seq # ObsID It Target start time SI Grat RA dec roll --------------------------------------------------------------------------------------------------- 100008 01826 00 C2/2001 Lin 2001:189:17:14:50.228 2.0 HRC-S LETG 349.0882 7.8090 118.42 ---- 61556 00 CAL-ER 2001:189:17:58:18.565 3.6 -- -- 350.0000 9.0000 118.54 100009 01814 00 C2/2001 Lin 2001:189:19:09:48.565 2.1 HRC-I NONE 348.8755 7.9303 118.56 100009 01815 00 C2/2001 Lin 2001:189:19:54:08.565 2.1 HRC-I NONE 348.7929 7.9772 118.61 100009 01816 00 C2/2001 Lin 2001:189:20:38:28.565 2.1 HRC-I NONE 348.7128 8.0224 118.66 100009 01817 00 C2/2001 Lin 2001:189:21:22:48.565 2.1 HRC-I NONE 348.6307 8.0687 118.72 100009 01818 00 C2/2001 Lin 2001:189:22:07:08.565 2.2 HRC-I NONE 348.5459 8.1162 118.78 ORBITAL EVENTS: 2001:187:16:41:33.415 264 EPERIGEE ORBIT PERIGEE 2001:189:00:24:50.403 265 EAPOGEE ORBIT APOGEE 2001:190:08:09:48.548 265 EPERIGEE ORBIT PERIGEE 2001:191:15:53:15.965 266 EAPOGEE ORBIT APOGEE 2001:192:23:37:26.219 266 EPERIGEE ORBIT PERIGEE 2001:194:07:21:29.838 267 EAPOGEE ORBIT APOGEE 2001:195:15:05:27.015 267 EPERIGEE ORBIT PERIGEE 2001:196:22:50:03.921 268 EAPOGEE ORBIT APOGEE 2001:198:06:34:41.067 268 EPERIGEE ORBIT PERIGEE 2001:199:14:19:15.951 269 EAPOGEE ORBIT APOGEE 2001:200:22:04:53.794 269 EPERIGEE ORBIT PERIGEE 2001:202:05:48:39.600 270 EAPOGEE ORBIT APOGEE 2001:203:13:34:31.362 270 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- AOS DSS-46 (Canberra 26m) 189:1655 Start Shift 189:1730 1826 LOS DSS-46 (Canberra 26m) 189:1855 End of shift 189:1930 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot, before LETG retraction: UTC 2001:189:17:43:06 (Jul 8) f_ACE 0.00e+00 F_CRM 1.80e+08 Kp 2.0 R km 109204D OBT 2001:189:17:42:36 CTUVCDU 3061631 OBC s/w NRML FMT1_SSR CPEstat NORM OBT 111001356.19 ONLVCDU 3061616 OBC Errs 1 OBSID 1826 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 349.093 Bus V 30.87 SIM FApos -990 LETG Angle 4.46 PCONTROL NPNT Dec 7.805 Bus I 29.50 AOFSTAR GUID Roll 118.416 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -19.92 Yaw Rate 0.20 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 9.75 Pitch Rate 0.33 OBSMode OBSV ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.35 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -23.32 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.13 SA Resolv 113.20 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 RadMon ENAB HRMA power 26.80 SCS 128 ACT -Y SA Amps 15.07 EPHIN Geom LARG OBA power 90.30 SCS 129 ACT +Y SA Temp 108.44 E150 1.2 SCS 130 ACT -Y SA Temp 108.44 E300 0.2 Roll Mom. 0.404 SCS 107 INAC E1300 0.0 Pitch Mom. -0.220 UpL Cmd Acc 7548 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 11.564 Cmd Rej A 38 EPH B-Leak 0.2600 P41GM 0.0 2) Status at 189:1750: Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 349.0882 deg 349.0882 DEC = 7.8090 deg 7.8090 ROLL = 118.42 deg 118.42 Format = 1 1 OBSID = 1826 1826 SIM FA = -990 -991 SIM TSC = -99616 -99616 HETGA = 79.84 deg (OUT) OUT HETGB = 80.59 deg (OUT) OUT LETGA = 7.46 deg (IN) IN LETGB = 4.46 deg (IN) IN HRC IM PS = OFF, 0, 0 SP PS = ON, 90, 102 Shield 1 HV = OFF, 0 Shield 2 HV = ON, 8 Valid Event Rate 1 = 114 Valid Event Rate 2 = 116 Shield Event Rates = 3500 ACIS FP Temp = -119.9 DEA Pwr = 43.3 DPA Pwr = 39.4 Science State = Science Active 3) Chandra snapshot, after LETG retraction: UTC 2001:189:18:49:09 (Jul 8) f_ACE 1.29e+01 F_CRM 1.80e+08 Kp 2.3 R km 104854D OBT 2001:189:18:48:44 CTUVCDU 3077119 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 111005324.98 ONLVCDU 3077104 OBC Errs 0 OBSID 61556 EPState SUN SIM TTpos -99616 HETG Angle 79.84 PCADMODE NPNT RA 350.003 Bus V 30.71 SIM FApos -990 LETG Angle 77.96 PCONTROL NPNT Dec 9.006 Bus I 31.27 AOFSTAR GUID Roll 118.544 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTNN Dith Yang 13.20 Yaw Rate 0.09 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 19.98 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 -0.33 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -22.01 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.05 SA Resolv 111.90 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 15.07 RadMon ENAB HRMA power 29.90 SCS 128 ACT -Y SA Amps 15.85 EPHIN Geom LARG OBA power 141.10 SCS 129 ACT +Y SA Temp 108.44 E150 4.7 SCS 130 ACT -Y SA Temp 108.44 E300 0.1 Roll Mom. 0.234 SCS 107 INAC E1300 0.0 Pitch Mom. -0.698 UpL Cmd Acc 7827 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 11.687 Cmd Rej A 75 EPH B-Leak 0.2600 P41GM 0.0 Current Data: UTC 2001:189:18:49:09 (Jul 8) f_ACE 1.29e+01 F_CRM 1.80e+08 Kp 2.3 R km 104854D Currently scheduled FPSI, OTG : HRC-S NONE Costello Kp : 2.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.29e+01 Orbit Start Time : 2001:187:16:44:00 Geocentric Distance (km), Orbit Leg : 104854 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.06672000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.67505908800e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.80396522300e+08 4) Status at 189:1840: Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 6 6 FIDS = 0 0 RA = 350.0000 deg 350.0000 DEC = 9.0000 deg 9.0000 ROLL = 118.54 deg 118.54 Format = 1 1 OBSID = 61556 61556 SIM FA = -990 -991 SIM TSC = -99616 -99616 HETGA = 79.84 deg (OUT) OUT HETGB = 80.59 deg (OUT) OUT LETGA = 79.09 deg (OUT) OUT LETGB = 78.34 deg (OUT) OUT HRC IM PS = OFF, 0, 0 SP PS = ON, 90, 102 Shield 1 HV = OFF, 0 Shield 2 HV = ON, 8 Valid Event Rate 1 = 335 Valid Event Rate 2 = 358 Shield Event Rates = 3500 ACIS FP Temp = -119.7 DEA Pwr = 49.6 DPA Pwr = 42.3 Science State = Science Active 5) Radiation: The Chandra radiation environment is quiet. ACE 2-hour fluence is 1.1e5 vs. threshold 3.6e8. CRM-based orbital fluence is 1.8e8 vs. threshold 1.0e9. Chandra is in the magnetosphere. 6) Quick look data: There were no new quick look data in this shift. 7) LETG RETRACTION Executed CAP #732, Manual LETG RETRACT using B-side hardware commands. LETG retract used 153s long move time command and seven 0.128125s (2MC) short move commands. Seven short moves were also used on the previous LETG retraction on 16 June 2001. Noted large increase in time variability of HRC-S VE rates after LETG retraction. 8) IDL license manager on ACA workstation is broken.