Jan_08_2002_M901.txt Shift M901 Start at 2002:008:20:00:00 GMT = 2002 Jan 08 3:00pm EDT End 2002 Jan 08 4:30pm EDT SOT shift report 2002-01-08 M901 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jan_08_2002_M901.txt SOT Lead Mark Freeman SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JAN0702D on ascending leg. Running OBSID 03186 of NGC 1550-A. Current radiation levels are low (proton flux about 350). Predicted solar activity is low to moderate. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- JAN0702D: 600219 02882 00 NGC507 2002:008:05:09:27.239 44.0 ACIS-I NONE 20.8895 33.2543 288.10 11.57 800186 03186 00 NGC1550-A 2002:008:17:50:53.112 10.0 ACIS-I NONE 64.8728 2.3595 298.25 56.69 ORBITAL EVENTS: 2002:007:19:30:45.667 334 EPERIGEE ORBIT PERIGEE 2002:008:00:02:17.318 335 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:009:03:14:37.683 335 EAPOGEE ORBIT APOGEE 2002:010:06:06:50.419 335 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:010:08:16:50.419 335 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:010:10:08:50.419 335 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:010:10:58:51.600 335 EPERIGEE ORBIT PERIGEE 2002:010:14:44:50.419 336 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2002:011:18:42:26.113 336 EAPOGEE ORBIT APOGEE 2002:012:19:51:17.786 336 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2002:013:02:27:42.969 336 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 008:2000 AOS (DSS-24) 2020 Chandra Status nominal (see note 1) 2030 03186 EGSE (ACA and SI machines not receiving RT telem. - see note 3) LOs 2120 End of shift 008:2130 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at COMM: UTC 2002:008:20:30:26 (Jan 8) f_ACE 3.13e+02 F_CRM 1.28e+08 Kp 2.7 R km 133069A OBT 2002:008:20:29:56 CTUVCDU 14808575 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 126908996.09 ONLVCDU 14808560 OBC Errs 2 OBSID 3186 EPState SUN SIM TTpos 90120 HETG Angle 79.46 PCADMODE NPNT RA 64.876 Bus V 29.46 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 2.359 Bus I 33.30 AOFSTAR GUID Roll 298.252 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.59 Yaw Rate 0.28 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -7.99 Pitch Rate 0.01 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.44 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -42.31 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.21 SA Resolv 132.32 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 16.25 RadMon ENAB HRMA power 76.90 SCS 128 ACT -Y SA Amps 16.84 EPHIN Geom LARG OBA power 101.20 SCS 129 ACT +Y SA Temp 118.41 E150 27.1 SCS 130 ACT -Y SA Temp 119.15 E300 0.5 Roll Mom. 17.151 SCS 107 INAC E1300 0.0 Pitch Mom. 12.684 UpL Cmd Acc 18398 EPH A-Leak 1.0200 P4GM 3.2 Yaw Mom. 9.629 Cmd Rej A 234 EPH B-Leak 0.6440 P41GM 0.0 2) Radiation status during comm: UTC 2002:008:21:03:33 (Jan 8) f_ACE 2.88e+02 F_CRM 1.29e+08 Kp 2.3 R km 133762A Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 2.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.88e+02 GOES-8 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-8 P5 flux, in RADMON P41GM units : 0.01 GOES-10 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2002:007:19:34:00 Geocentric Distance (km), Orbit Leg : 133762 A CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 2.88000000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.88000000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.01547374330e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.28680267530e+08 3) Observed that ACA workstation (coot) was not receiving RT telemetry at the start of COMM. Checked and confirmed that ACIS and HRC were also not receiving. Assumed that it was related to the sim being run simultaneously, but after calling GOT it appears to be related only distantly, in that the sim required a switch to different internal cabling which appears to have a problem. Will not be able to correct until the realtime COMM is over.