Jan_30_2002_M923.txt Shift M923 Start at 2002:030:18:30:00 UTC = 2002 Jan 30 1:30pm EST End 2002 Jan 30 4:30pm EST SOT shift report 2002-01-30 M923 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jan_30_2002_M923.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JAN2802D load. We are planning to intercept/change the load tonight, to observe an optically dark GRB as a target of opportunity. Seq # ObsID Target start SI Grat RA dec roll --------------------------------------------------------------------------------------------------- 500253 02803 00 G166.0+4.2 2002:030:11:58:08.708 30.0 ACIS-I NONE 81.6898 42.9778 255.99 700462 03023 00 HS0810+2554 2002:030:20:46:08.708 5.0 ACIS-S NONE 123.3746 25.7710 235.96 600168 03432 00 IRAS 05189-2524 2002:030:23:05:26.733 15.3 ACIS-S NONE 80.2329 -25.3598 304.19 ORBITAL EVENTS: 2002:030:07:02:29.964 343 EAPOGEE ORBIT APOGEE 2002:031:14:47:37.131 343 EPERIGEE ORBIT PERIGEE 2002:032:22:30:31.929 344 EAPOGEE ORBIT APOGEE 2002:034:06:14:25.439 344 EPERIGEE ORBIT PERIGEE 2002:035:13:57:58.585 345 EAPOGEE ORBIT APOGEE 2002:036:21:41:48.538 345 EPERIGEE ORBIT PERIGEE 2002:038:05:25:19.963 346 EAPOGEE ORBIT APOGEE 2002:039:13:10:12.470 346 EPERIGEE ORBIT PERIGEE 2002:040:20:53:14.898 347 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 030:1830 AOS DSS-16 (Goldstone 26m) 030:1900 2803 LOS DSS-16 (Goldstone 26m) 030:2100 End of shift 030:2130 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot: UTC 2002:030:20:04:04 (Jan30) f_ACE 8.02e+02 F_CRM 9.93e+07 Kp 1.0 R km 120193D OBT 2002:030:20:03:34 CTUVCDU 5442943 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 128808214.53 ONLVCDU 5442928 OBC Errs 0 OBSID 2803 EPState SUN SIM TTpos 92903 HETG Angle 79.46 PCADMODE NPNT RA 81.692 Bus V 29.61 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 42.977 Bus I 29.75 AOFSTAR GUID Roll 255.986 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 3.07 Yaw Rate 0.08 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -6.64 Pitch Rate 0.12 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.07 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.17 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -40.08 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.05 SA Resolv 130.27 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 14.49 RadMon ENAB HRMA power 9.60 SCS 128 ACT -Y SA Amps 15.07 EPHIN Geom LARG OBA power 97.50 SCS 129 ACT +Y SA Temp 117.68 E150 10.7 SCS 130 ACT -Y SA Temp 118.05 E300 0.3 Roll Mom. -14.312 SCS 107 INAC E1300 0.0 Pitch Mom. -6.584 UpL Cmd Acc 61466 EPH A-Leak 1.0200 P4GM 0.3 Yaw Mom. 11.459 Cmd Rej A 130 EPH B-Leak 0.3960 P41GM 0.0 Current Data: UTC 2002:030:20:04:04 (Jan30) f_ACE 8.02e+02 F_CRM 9.93e+07 Kp 1.0 R km 120193D Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 8.02e+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 : 2002:028:23:24:00 Geocentric Distance (km), Orbit Leg : 120193 D CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 8.02000000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 8.02000000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.29011228570e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.93481298700e+07 2) Radiation Chandra Radiation environment is moderate and steady. ACE 2 hr fluence is 4.5e6 vs. threshold 3.6e8. CRM-based orbital fluence is 9.9e7 vs. threshold 3.0e9. Chandra is in the solar wind. 3) Quick Look data review (OK unless noted): ObsID Target SI Grat Comment ---------------------------------------------- 2742 CYG X-1 ACIS-S HETG ok 3021 HS0248+3402 ACIS-S NONE ok