Dec_23_2002_M1250.txt Shift M1250 Start at 2002:357:20:00:00 UTC = 2002 December 23 3:00pm EST End 2002 December 23 5:30pm EST SOT shift report 2002-12-23 M1250 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_23_2002_M1250.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running DEC2302B load. Seq # ObsID Constr. Target Start Time SI Grat RA Dec Roll Slew ------------------------------------------------------------------------------------------------------------ 700405 02966 0 MR2251-178 2002:357:16:47:08.032 79.0 HRC-S LETG 343.5021 -17.5686 288.58 66.74 700616 03554 0 NGC 1365 2002:358:15:13:27.971 15.0 ACIS-S NONE 53.3762 -36.1440 321.76 109.72 800303 P3 03582 0 MACS-J0329.6-0211 2002:358:19:51:27.971 20.0 ACIS-I NONE 52.4250 -2.2321 305.42 132.89 ORBITAL EVENTS: 2002:356:21:04:49.952 466 EPERIGEE ORBIT PERIGEE 2002:358:04:47:57.330 467 EAPOGEE ORBIT APOGEE 2002:359:12:32:49.039 467 EPERIGEE ORBIT PERIGEE 2002:360:20:16:03.903 468 EAPOGEE ORBIT APOGEE 2002:362:03:59:58.071 468 EPERIGEE ORBIT PERIGEE 2002:363:11:43:36.293 469 EAPOGEE ORBIT APOGEE 2002:364:19:27:31.637 469 EPERIGEE ORBIT PERIGEE 2003:001:03:10:49.840 470 EAPOGEE ORBIT APOGEE 2003:002:10:55:51.020 470 EPERIGEE ORBIT PERIGEE 2003:003:18:38:44.761 471 EAPOGEE ORBIT APOGEE 2003:005:02:23:39.558 471 EPERIGEE ORBIT PERIGEE 2003:006:10:06:59.904 472 EAPOGEE ORBIT APOGEE 2003:007:17:51:06.058 472 EPERIGEE ORBIT PERIGEE 2003:009:01:35:05.066 473 EAPOGEE ORBIT APOGEE 2003:010:09:19:08.195 473 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 357:2000 AOS DSS-27 (Goldstone 34m) 357:2025 2966 LOS DSS-27 (Goldstone 34m) 357:2225 End of shift 357:2230 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot: UTC 2002:357:22:01:04 (Dec23) f_ACE 3.02e+02 F_CRM 8.36e+08 Kp 4.0 R km 128474A OBT 2002:357:22:00:39 CTUVCDU 15061887 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 157068039.72 ONLVCDU 15061872 OBC Errs 0 OBSID 2966 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 343.495 Bus V 29.77 SIM FApos -990 LETG Angle 4.46 PCONTROL NPNT Dec -17.566 Bus I 26.72 AOFSTAR GUID Roll 288.578 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -16.27 Yaw Rate 0.19 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 19.90 Pitch Rate 0.06 OBSMode OBSV ACA Int Time 1.698 Roll Rate 0.13 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.34 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta 23.18 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.69 SA Resolv 66.80 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 12.76 RadMon ENAB HRMA power 0.00 SCS 128 ACT -Y SA Amps 13.33 EPHIN Geom LARG OBA power 99.20 SCS 129 ACT +Y SA Temp 117.32 E150 1.2 SCS 130 ACT -Y SA Temp 118.05 E300 0.1 Roll Mom. 4.557 SCS 107 INAC E1300 0.0 Pitch Mom. 2.083 UpL Cmd Acc 52099 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 4.894 Cmd Rej A 188 EPH B-Leak 0.8280 P41GM 0.0 Current Data: UTC 2002:357:22:01:04 (Dec23) f_ACE 3.02e+02 F_CRM 8.36e+08 Kp 4.0 R km 128474A Currently scheduled FPSI, OTG : HRC-S LETG Estimated Kp : 4.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.02e+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 : 2002:356:21:09:01 Geocentric Distance (km), Orbit Leg : 128430 A CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 3.02000000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.67912944230e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.35582557300e+08 2) Status at 357:2200 Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 343.5021 deg 343.5021 DEC = -17.5686 deg -17.5686 ROLL = 288.58 deg 288.58 Format = 1 1 OBSID = 2966 2966 SIM FA = -990 -991 SIM TSC = -99616 -99616 HETGA = 79.46 deg (OUT) OUT HETGB = 80.21 deg (OUT) OUT LETGA = 7.09 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 = 60 Valid Event Rate 2 = 70 Shield Event Rates = 3000 ACIS FP Temp = -119.9 DEA Pwr = 47.4 DPA Pwr = 41.5 Science State = Science Active 3) Radiation The Chandra radiation environment is moderate and decreasing. ACE 2 hr fluence is 2.8e6 vs. threshold 3.6e8. CRM-based orbital fluence is 8.4e8 vs. threshold 3.0e9. Chandra is in the solar wind. 4) Quick Look data review (OK unless noted): Seq # ObsID Constr. Target Start Time SI Grat Comment --------------------------------------------------------------------------------------- 700496 03057 0 0156-252 2002:354:12:18:25.870 8.4 ACIS-S NONE ok 500307 03828 0 1E0102.2-7219 2002:354:15:06:56.870 137.9 ACIS-S HETG ok 800259 03259 0 MACS-J2214.9-1359 2002:356:05:56:52.484 19.7 ACIS-I NONE ok