Dec_04_2002_M1231.txt Shift M1231 Start at 2002:338:22:0:00 UTC = 2002 December 04 5:00pm EST End 2002 December 04 7:00pm EST SOT shift report 2002-12-04 M1231 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_04_2002_M1231.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running DEC0202C load. Seq # ObsID It Constr. Target Start Time SI Grat RA Dec Roll Slew --------------------------------------------------------------------------------------------------------------- 800212 03212 00 0 RXJ1256.0+2556 2002:338:15:31:51.127 28.0 ACIS-S NONE 194.0265 25.9353 53.98 73.14 290230 03676 00 1 HZ43 2002:338:23:31:11.437 20.0 HRC-S LETG 199.0917 29.0741 50.16 71.81 800360 P1 04204 00 0 1310 2002:339:05:36:13.156 24.0 ACIS-S NONE 109.1883 37.3147 103.90 144.32 ORBITAL EVENTS: 2002:338:08:45:01.568 459 EPERIGEE ORBIT PERIGEE 2002:339:16:28:18.419 460 EAPOGEE ORBIT APOGEE 2002:341:00:13:16.804 460 EPERIGEE ORBIT PERIGEE 2002:342:07:56:26.829 461 EAPOGEE ORBIT APOGEE 2002:343:15:40:52.473 461 EPERIGEE ORBIT PERIGEE 2002:344:23:24:38.607 462 EAPOGEE ORBIT APOGEE 2002:346:07:08:29.642 462 EPERIGEE ORBIT PERIGEE 2002:347:14:52:49.420 463 EAPOGEE ORBIT APOGEE 2002:348:22:36:53.231 463 EPERIGEE ORBIT PERIGEE 2002:350:06:21:21.951 464 EAPOGEE ORBIT APOGEE 2002:351:14:06:05.387 464 EPERIGEE ORBIT PERIGEE 2002:352:21:50:18.389 465 EAPOGEE ORBIT APOGEE 2002:354:05:35:41.428 465 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 338:2200 AOS DSS-27 (Goldstone 34m) 338:2235 3212 End of shift 339:0000 LOS DSS-27 (Goldstone 34m) 339:0035 NOTES/ISSUES/PROBLEMS --------------------- 1) The Chandra snapshot matches the expected configuration: UTC 2002:338:22:43:04 (Dec 4) f_ACE 0.00e+00 F_CRM 3.20e+07 Kp 2.3 R km 101533A OBT 2002:338:22:42:37 CTUVCDU 8665471 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 155428957.96 ONLVCDU 8665456 OBC Errs 0 OBSID 3212 EPState SUN SIM TTpos 75623 HETG Angle 79.46 PCADMODE NPNT RA 194.025 Bus V 29.93 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 25.935 Bus I 25.96 AOFSTAR GUID Roll 53.979 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -3.77 Yaw Rate -0.02 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -2.26 Pitch Rate -0.08 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.13 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.16 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 16.30 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.61 SA Resolv 73.27 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 12.37 RadMon ENAB HRMA power 9.60 SCS 128 ACT -Y SA Amps 12.95 EPHIN Geom LARG OBA power 73.30 SCS 129 ACT +Y SA Temp 116.58 E150 1.0 SCS 130 ACT -Y SA Temp 117.32 E300 0.1 Roll Mom. 3.087 SCS 107 INAC E1300 0.0 Pitch Mom. 13.044 UpL Cmd Acc 19190 EPH A-Leak 1.0200 P4GM 0.1 Yaw Mom. 6.103 Cmd Rej A 168 EPH B-Leak 0.9280 P41GM 0.0 Current Data: UTC 2002:338:22:43:04 (Dec 4) f_ACE 0.00e+00 F_CRM 3.20e+07 Kp 2.3 R km 101533A Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.42e+01 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 : 0.02 GOES-10 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2002:338:08:49:00 Geocentric Distance (km), Orbit Leg : 101280 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.94975000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.94975000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.06908495303e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.20378343030e+07 2) Radiation The Chandra radiation environment is low and steady. ACE 2 hr fluence is 1.7e5 vs. threshold 3.6e8. CRM-based orbital fluence is 3.2e7 vs. threshold 3.0e9. Chandra is in the magnetosheath.