Mar_04_2002_M956.txt Shift M956 Start at 2002:063:17:00:00 UTC = 2002 Mar 04 12:00pm EST End 2002 Mar 04 2:00pm EST SOT shift report 2002-03-04 M956 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Mar_04_2002_M956.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running MAR0402B load, to be interrupted by MAR0502B load, to support observation of a target of opportunity. Seq # ObsID It Constr. Target Start Time SI Grat RA Dec Roll Slew --------------------------------------------------------------------------------------------------------------- 400228 02748 00 1 4U 1728-34 2002:063:15:40:49.566 30.0 ACIS-S HETG 263.0075 -33.8598 89.06 15.85 700422 02983 00 0 SY1 IN OUTBURST 2002:064:00:56:07.779 90.0 ACIS-S LETG 186.4705 12.6225 103.00 128.12 500214 02764 00 0 3EG J1835+5918 2002:065:02:49:49.419 28.0 ACIS-S NONE 279.0748 59.4062 66.41 120.76 ORBITAL EVENTS: 2002:063:08:21:09.093 355 EPERIGEE ORBIT PERIGEE 2002:064:16:04:45.408 356 EAPOGEE ORBIT APOGEE 2002:065:23:48:54.950 356 EPERIGEE ORBIT PERIGEE 2002:067:07:32:04.782 357 EAPOGEE ORBIT APOGEE 2002:068:15:16:52.287 357 EPERIGEE ORBIT PERIGEE 2002:069:22:59:53.256 358 EAPOGEE ORBIT APOGEE 2002:071:06:44:03.227 358 EPERIGEE ORBIT PERIGEE 2002:072:14:27:32.386 359 EAPOGEE ORBIT APOGEE 2002:073:22:10:59.940 359 EPERIGEE ORBIT PERIGEE 2002:075:05:55:05.892 360 EAPOGEE ORBIT APOGEE 2002:076:13:38:36.270 360 EPERIGEE ORBIT PERIGEE 2002:077:21:23:00.978 361 EAPOGEE ORBIT APOGEE 2002:079:05:07:10.124 361 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 063:1700 AOS DSS-24 (Goldstone 34m) 063:1740 2748 LOS DSS-24 (Goldstone 34m) 063:1840 End of shift 063:1900 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot: UTC 2002:063:17:51:06 (Mar 4) f_ACE 2.86e+01 F_CRM 2.26e+07 Kp 3.7 R km 83751A OBT 2002:063:17:50:47 CTUVCDU 16538485 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 131651447.43 ONLVCDU 16538472 OBC Errs 0 OBSID 2748 EPState SUN SIM TTpos 72639 HETG Angle 6.34 PCADMODE NPNT RA 263.006 Bus V 30.08 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -33.858 Bus I 27.73 AOFSTAR GUID Roll 89.055 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 7.06 Yaw Rate -0.11 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -5.78 Pitch Rate 0.23 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.34 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 9.67 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.29 SA Resolv 80.09 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 13.53 RadMon ENAB HRMA power 26.80 SCS 128 ACT -Y SA Amps 14.10 EPHIN Geom LARG OBA power 92.70 SCS 129 ACT +Y SA Temp 114.81 E150 7.4 SCS 130 INAC -Y SA Temp 115.49 E300 0.1 Roll Mom. 20.085 SCS 107 INAC E1300 0.0 Pitch Mom. 1.109 UpL Cmd Acc 40014 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 4.752 Cmd Rej A 148 EPH B-Leak 0.4960 P41GM 0.0 Current Data: UTC 2002:063:17:51:06 (Mar 4) f_ACE 2.86e+01 F_CRM 2.26e+07 Kp 3.7 R km 83751A Currently scheduled FPSI, OTG : ACIS-S HETG Costello Kp : 3.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.86e+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 : 2002:063:08:24:00 Geocentric Distance (km), Orbit Leg : 83571 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 6.35230000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.27046000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.58498901800e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.26116972000e+07 2) Status at 063:1800: Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 263.0075 deg 263.0075 DEC = -33.8598 deg -33.8598 ROLL = 89.06 deg 89.06 Format = 2 2 OBSID = 2748 2748 SIM FA = -467 -468 SIM TSC = 72639 72640 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 = ON, 42, 53 SP PS = OFF, 0, 0 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 = 52.6 DPA Pwr = 42.1 Science State = Science Active 3) Radiation Chandra Radiation environment is quiet and steady. ACE 2 hr fluence is 2.1e5 vs. threshold 3.6e8. CRM-based orbital fluence is 2.3e7 vs. threshold 3.0e9. Note that realtime ACE data availability is sporadic at present. There has been only one valid 5-minute data sample in the past 2 hours. Chandra is in the magnetosphere. 4) Quick Look data review (OK unless noted): Seq # ObsID It Constr. Target Start Time SI Grat Comment ------------------------------------------------------------------------------------------ 500209 02759 00 0 RCW103 2002:062:05:01:16.000 48.5 ACIS-S NONE ok 500141 01964 00 0 AX J1844-02 2002:062:18:58:05.987 19.6 HRC-I NONE ok, but high background.