Jul_16_2001_M725.txt Shift M725 Start at 2001:197:17:30:00 GMT = 2001 Jul 16 1:30pm EDT End 2001 Jul 16 3:30pm EDT SOT shift report 2001-07-16 M725 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Jul_16_2001_M725.txt SOT Lead Mark Freeman SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running JUL1601C on descending leg. Performing a series of ACIS-I observations of the Galactic center (GCS 1 - GCS 30, obsid 2269 - 2290). Current ACE solar proton flux levels are very low (under 50). Kp is now at about 4.5, and this has produced a fairly large value for the orbital fluence with the CR Model (1.0e09) at this point. However, we are descending toward perigee and it is unlikely that we will accumulate more than the budgeted amount (2.0e09) before safing. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- 900107 02280 00 GCS 5 2001:197:15:06:38.000 10.8 ACIS-I NONE 266.7291 -28.4213 283.59 0.21 900112 02285 00 GCS 6 2001:197:18:15:08.000 10.8 ACIS-I NONE 266.5399 -28.3199 283.19 0.37 ORBITAL EVENTS: 2001:196:22:50:03.921 268 EAPOGEE ORBIT APOGEE 2001:198:06:34:41.067 268 EPERIGEE ORBIT PERIGEE 2001:199:14:19:15.951 269 EAPOGEE ORBIT APOGEE 2001:200:22:04:53.794 269 EPERIGEE ORBIT PERIGEE 2001:202:05:48:39.600 270 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 197:1730 AOS DSS-24 (Goldstone 34m) 197:1800 2280 (Status at AOS was nominal, see note 1) LOS DSS-24 197:1900 End of shift 197:1930 NOTES/ISSUES/PROBLEMS --------------------- (1) Status at AOS: UTC 2001:197:18:02:16 (Jul16) f_ACE 2.01e+01 F_CRM 9.88e+08 Kp 4.3 R km 101347D OBT 2001:197:18:01:38 CTUVCDU 5763455 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 111693698.59 ONLVCDU 5763440 OBC Errs 0 OBSID 2280 EPState SUN SIM TTpos 92903 HETG Angle 79.84 PCADMODE NPNT RA 266.730 Bus V 30.24 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec -28.423 Bus I 35.33 AOFSTAR GUID Roll 283.589 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.00 Yaw Rate 0.06 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang -2.31 Pitch Rate -0.13 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.07 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.61 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -49.76 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.58 SA Resolv 152.87 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 17.62 RadMon ENAB HRMA power 107.00 SCS 128 ACT -Y SA Amps 17.43 EPHIN Geom LARG OBA power 117.30 SCS 129 ACT +Y SA Temp 108.44 E150 0.8 SCS 130 ACT -Y SA Temp 110.20 E300 0.2 Roll Mom. -2.523 SCS 107 INAC E1300 0.0 Pitch Mom. -1.075 UpL Cmd Acc 21519 EPH A-Leak 0.4400 P4GM 0.0 Yaw Mom. 3.044 Cmd Rej A 170 EPH B-Leak 0.0840 P41GM 0.0 (2) Current Radiation Data: UTC 2001:197:18:26:42 (Jul16) f_ACE 2.84e+01 F_CRM 1.00e+09 Kp 4.3 R km 99575D Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 4.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.84e+01 Orbit Start Time : 2001:195:15:09:00 Geocentric Distance (km), Orbit Leg : 99804 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 8.65812000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 8.65812000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.94787357900e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.00084950300e+09 (3) Quick look data: Seq # ObsID Target start time SI Grat Comment ------------------------------------------------------------------------------ 500130 01953 CXOUJ112439.4-591622 1.111533873E08 51 ksec HRC-S NONE Large object visible, dsops unable to process this data without filtering as yet. 500132 01955 G327.1-1.1 1.11585239E08 51 ksec ACIS-I NONE