Sep_20_2001_M791.txt Shift M791 Start at 2001:263:16:30:00 UTC = 2001 Sep 20 12:30pm EDT End 2001 Sep 20 3:30pm EDT SOT shift report 2001-09-20 M791 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Sep_20_2001_M791.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Tom Aldcroft Plan: - Running SEP1701E load. Seq # ObsID It Target start time SI Grat RA dec roll --------------------------------------------------------------------------------------------------- 200113 01885 00 EV LAC 2001:262:19:46:03.146 101.4 ACIS-S HETG 341.7173 44.3536 201.07 ---- 61468 00 CAL-ER 2001:264:01:11:00.416 6.2 -- -- 122.8000 25.7000 74.12 ---- 61467 00 CAL-ER 2001:264:13:06:47.693 10.0 -- -- 137.0000 40.0000 54.62 700309 02119 00 1WGA_J1233.3+6910 2001:264:16:21:27.693 2.9 ACIS-S NONE 188.3102 69.1578 349.82 200111 01883 00 MWC297 2001:264:17:45:18.206 38.0 ACIS-I NONE 276.8993 -3.8118 270.06 ORBITAL EVENTS: 2001:260:10:08:33.880 292 EAPOGEE ORBIT APOGEE 2001:261:17:52:24.932 292 EPERIGEE ORBIT PERIGEE 2001:263:01:35:44.582 293 EAPOGEE ORBIT APOGEE 2001:264:09:18:49.948 293 EPERIGEE ORBIT PERIGEE 2001:265:17:02:37.377 294 EAPOGEE ORBIT APOGEE 2001:267:00:46:32.533 294 EPERIGEE ORBIT PERIGEE 2001:268:08:29:55.812 295 EAPOGEE ORBIT APOGEE 2001:269:16:14:37.393 295 EPERIGEE ORBIT PERIGEE 2001:270:23:57:43.232 296 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 263:1630 AOS DSS-66 (Madrid 26m) 263:1700 1885 LOS DSS-66 (Madrid 26m) 263:1900 End of shift 263:1930 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot: UTC 2001:263:18:24:00 (Sep20) f_ACE 3.57e+01 F_CRM 5.48e+08 Kp 1.0 R km 109651D OBT 2001:263:18:23:42 CTUVCDU 11244671 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 117397422.04 ONLVCDU 11244656 OBC Errs 0 OBSID 1885 EPState SUN SIM TTpos 74423 HETG Angle 6.34 PCADMODE NPNT RA 341.717 Bus V 30.55 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 44.353 Bus I 27.73 AOFSTAR GUID Roll 201.069 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TRTTTTTT Dith Yang 1.03 Yaw Rate -0.02 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -3.89 Pitch Rate 0.18 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.91 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -42.83 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.97 SA Resolv 132.66 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 13.33 RadMon ENAB HRMA power 156.60 SCS 128 ACT -Y SA Amps 14.10 EPHIN Geom LARG OBA power 24.20 SCS 129 ACT +Y SA Temp 112.66 E150 2.4 SCS 130 ACT -Y SA Temp 113.28 E300 0.1 Roll Mom. 3.737 SCS 107 INAC E1300 0.0 Pitch Mom. 3.027 UpL Cmd Acc 48463 EPH A-Leak 0.9240 P4GM 0.1 Yaw Mom. -2.594 Cmd Rej A 191 EPH B-Leak 0.1680 P41GM 0.0 Current Data: UTC 2001:263:18:24:00 (Sep20) f_ACE 3.57e+01 F_CRM 5.48e+08 Kp 1.0 R km 109651D Currently scheduled FPSI, OTG : ACIS-S HETG Costello Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.57e+01 Orbit Start Time : 2001:261:17:54:01 Geocentric Distance (km), Orbit Leg : 109651 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 7.00490000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.40098000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.51922920233e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.48350517664e+08 2) Status at 263/1830: Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 2 3 RA = 341.7173 deg 341.7173 DEC = 44.3536 deg 44.3536 ROLL = 201.07 deg 201.07 Format = 2 2 OBSID = 1885 1885 SIM FA = -467 -468 SIM TSC = 74423 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 = ON, 8 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 3500 ACIS FP Temp = -119.7 DEA Pwr = 52.2 DPA Pwr = 41.4 Science State = Science Active 3) Radiation: The Chandra radiation environment is quiet. ACE EPAM P3: 2 hr fluence is 2.7e5 vs. threshold 3.6e8. CRM-based orbital fluence is 5.5e8 vs. threshold 1.0e9. Chandra is in the magnetosphere. 4) Quick look data: ObsID Target SI Grat Comment ---------------------------------------------- 1038 Cas A HRC-S None ok 5) Fid light dropout. The ACA stopped tracking one of three fid lights during obsid 1885, presumably due to a centroid perturbation caused by a cosmic ray hit on the ACA CCD.