See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7868. Start at 035:14:00 GMT PLAN ---- Finish: Obsid: 24948 SI: ACIS-S, LETG (17 ksec) Target: MKN421 Then: 2021:035:16:22:07 RADMON Disable 2021:035:23:34:50 Grating: NONE 2021:036:04:14:55 RADMON Enable 2021:036:04:39:15 Obsid: 23760 SI: ACIS-S (17 ksec) Target: SDSS J134248.86 2021:036:09:31:10 Grating: LETG 2021:036:09:50:23 Obsid: 24949 SI: ACIS-S (15 ksec) Target: MKN421 2021:036:14:09:27 Grating: NONE 2021:036:14:36:13 Obsid: 23763 SI: ACIS-S (13 ksec) Target: SDSS J134800.13 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports completed in the last 24 hours (total time: 5.3 hours) 5 SSR dumps 4 CAPs: - 2 instances of CAP 1510, DSN Outage Deadman Load, Part 2 Only, 035/0535z, 035/1310z - 425I, 035/1316z, EIA Sequencer-A Self Test - 563B, 035/1319z, Diagnostic Dumps of the CPE Radiation: Solar activity is expected to be very low on days one, two, and three (04 Feb, 05 Feb, 06 Feb). MP: Feb0821A load review at 2pm today. Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 22952 H1821+643 HRC-S LETG 24942 H1821+643 HRC-S LETG 24947 MKN421 ACIS-S LETG Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 035/1205-1405 1250 1350 DSS-26 GOLDSTONE 0750-0850 EST, Thu 4 Feb 036/0250-0505 0350 0450 DSS-56 MADRID 2250-2350 EST, Thu 4 Feb 036/1245-1500 1345 1445 DSS-24 GOLDSTONE 0845-0945 EST, Fri 5 Feb 036/2205-0015 2305 0000 DSS-24 GOLDSTONE 1805-1900 EST, Fri 5 Feb SNAPSHOT summary: ---------------- UTC 2021:035:13:49:01 (Feb 4) f_ACE 2.30e+01 F_CRM 1.00e+00 Kp 1.7 R km 79189D OBT 2021:035:13:46:06 CTUVCDU 2054271 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 728833566.91 ONLVCDU 2054264 OBC Errs 0 OBSID 24948 EPState SUN SIM TTpos 74472 HETG Angle 77.96 PCADMODE NPNT RA 166.144 Bus V 28.20 SIM FApos -467 LETG Angle 4.09 PCONTROL NPNT Dec 38.175 Bus I 20.05 AOFSTAR GUID Roll 123.981 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -0.38 Yaw Rate 0.09 HRC-S HV ON ACA CCD Temp -6.6 Dith Zang -28.82 Pitch Rate 0.08 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.11 EVT RT 255 AOACSTAT OK FSS SunBeta NSUN SHLD RT 5099 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 73.31 FSS Beta -49.86 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 67.34 SA Resolv 147.10 Batt 3 SOC 100.00% Cold Rad -123.1 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -79.6 OBA Trng Fault NFLT +Y SA Amps 10.25 RadMon ENAB HRMA power 0.00 SCS 128 ACT -Y SA Amps 9.86 OBA power 0.00 SCS 129 ACT +Y SA Temp 119.51 SCS 130 ACT -Y SA Temp 119.15 Roll Mom. -0.641 SCS 131 ACT Pitch Mom. -3.903 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 28515 Yaw Mom. -2.131 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 208 PMTANKP 134.145 SCS 107 INAC EPH temp 164.13 IRU2G2 curr 115.20 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.5456 TSC Move STOP Prop. line 03 138.53 Pitch Bias -2.5865 CTX A PWR 36.38 FA Move STOP Prop. line 04 123.15 Yaw Bias -1.5377 CTX A Volts 3.52 OTG Move DISA UTC 2021:035:13:57:02 (Feb 4) f_ACE 2.04e+01 F_CRM 1.00e+00 Kp 1.7 R km 78301D Currently scheduled FPSI, OTG : ACIS-S LETG Estimated Kp : 1.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.04e+01 GOES-R P4 flux, in RADMON P4GM units : 0.040 GOES-R P7 flux, in RADMON P41GM units : 0.025 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 102.0 Orbit Start Time : 2021:033:05:49:01 Geocentric Distance (km), Orbit Leg : 78636 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.8448e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 9.2238e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 4.2999e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.1157e+08