Mar_26_2002_M978.txt Shift M978 Start at 2002:085:21:30:00 UTC = 2002 Mar 26 4:30pm EST End 2002 Mar 26 6:30pm EST SOT shift report 2002-03-26 M978 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Mar_26_2002_M978.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running MAR2502B load. Seq # ObsID It Constr. Target Start Time SI Grat RA Dec Roll Slew --------------------------------------------------------------------------------------------------------------- 200172 02564 00 0 24 URSAE MAJORIS 2002:085:14:23:14.204 45.0 ACIS-S HETG 143.6418 69.8587 222.88 31.88 700409 02970 00 0 1ES 1028+511 2002:086:03:13:11.642 22.0 ACIS-S HETG 157.8390 50.9217 222.44 23.40 300089 03454 00 0 GK PER 2002:086:09:49:57.504 32.3 ACIS-S HETG 52.7627 43.9178 301.31 65.69 ORBITAL EVENTS: 2002:085:19:47:40.290 364 EAPOGEE ORBIT APOGEE 2002:087:03:31:43.538 364 EPERIGEE ORBIT PERIGEE 2002:088:11:14:54.173 365 EAPOGEE ORBIT APOGEE 2002:089:18:57:47.230 365 EPERIGEE ORBIT PERIGEE 2002:091:02:41:33.727 366 EAPOGEE ORBIT APOGEE 2002:092:10:25:00.260 366 EPERIGEE ORBIT PERIGEE 2002:093:18:08:26.928 367 EAPOGEE ORBIT APOGEE 2002:095:01:52:54.340 367 EPERIGEE ORBIT PERIGEE 2002:096:09:36:04.763 368 EAPOGEE ORBIT APOGEE 2002:097:17:20:14.422 368 EPERIGEE ORBIT PERIGEE 2002:099:01:03:45.984 369 EAPOGEE ORBIT APOGEE 2002:100:08:47:09.593 369 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 085:2130 AOS DSS-34 (Canberra 34m) 085:2200 2564 LOS DSS-34 (Canberra 34m) 085:2300 End of shift 085:2330 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot: UTC 2002:085:22:16:06 (Mar26) f_ACE 6.49e+01 F_CRM 2.26e+08 Kp 2.3 R km 135376D OBT 2002:085:22:15:47 CTUVCDU 7241070 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 133568147.19 ONLVCDU 7241056 OBC Errs 0 OBSID 2564 EPState SUN SIM TTpos 74424 HETG Angle 6.34 PCADMODE NPNT RA 143.634 Bus V 29.93 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 69.859 Bus I 33.30 AOFSTAR GUID Roll 222.887 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 6.68 Yaw Rate 0.17 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 6.82 Pitch Rate -0.19 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.14 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.04 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -12.82 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.05 SA Resolv 102.96 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 61.40 SCS 128 ACT -Y SA Amps 16.44 EPHIN Geom LARG OBA power 73.30 SCS 129 ACT +Y SA Temp 113.28 E150 3.6 SCS 130 INAC -Y SA Temp 112.97 E300 0.1 Roll Mom. 4.225 SCS 107 INAC E1300 0.0 Pitch Mom. 15.464 UpL Cmd Acc 16976 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 1.773 Cmd Rej A 54 EPH B-Leak 0.3120 P41GM 0.0 Current Data: UTC 2002:085:22:16:06 (Mar26) f_ACE 6.49e+01 F_CRM 2.26e+08 Kp 2.3 R km 135376D Currently scheduled FPSI, OTG : ACIS-S HETG Costello Kp : 2.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.49e+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 : 0.01 GOES-10 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2002:084:12:09:00 Geocentric Distance (km), Orbit Leg : 135392 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 6.87874000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.37574800000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.90037159600e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.25507558480e+08 2) Status at 085:2215 Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 143.634 deg 143.6418 DEC = 69.859 deg 69.8587 ROLL = 222.89 deg 222.88 Format = 2 2 OBSID = 2564 2564 SIM FA = -467 -468 SIM TSC = 74424 74424 HETGA = 6.34 deg (IN) IN HETGB = 6.34 deg (IN) IN LETGA = 78.71 deg (OUT) OUT LETGB = 77.96 deg (OUT) OUT HRC IM PS = OFF, 0, 0 SP PS = ON, 43, 54 Shield 1 HV = OFF, 0 Shield 2 HV = OFF, 0 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.7 DEA Pwr = 48.8 DPA Pwr = 41.6 Science State = Science Active 3) Radiation Chandra Radiation environment is low and steady. ACE 2 hr fluence is 1.4e7 vs. threshold 3.6e8. CRM-based orbital fluence is 2.3e8 vs. threshold 3.0e9. Chandra is in the magnetosheath.