See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7973. Start at 140:13:00 GMT PLAN ---- Finished: Obsid: 24090 SI: ACIS-I (4 ksec) Target: GDHIdp41 Next: 2021:140:13:03:49 Obsid: 24091 SI: ACIS-I (4 ksec) Target: GDHIdp41 2021:140:14:27:20 Obsid: 24092 SI: ACIS-I (4 ksec) Target: GDHIdp41 2021:140:15:48:10 Obsid: 24093 SI: ACIS-I (4 ksec) Target: GDHIdp41 2021:140:17:08:54 Obsid: 24094 SI: ACIS-I (4 ksec) Target: GDHIdp41 2021:140:18:29:37 Obsid: 24095 SI: ACIS-I (4 ksec) Target: GDHIdp41 2021:140:20:10:25 Obsid: 24679 SI: ACIS-S (2 ksec) Target: TOI-132 2021:140:21:24:43 Obsid: 24420 SI: ACIS-I (15 ksec) Target: Tycho's SNR 2021:141:02:12:43 Obsid: 24694 SI: ACIS-I (3 ksec) Target: 2RXS J162820.2+ 2021:141:03:40:43 Obsid: 25046 SI: ACIS-I (15 ksec) Target: Tycho's SNR 2021:141:07:54:18 Grating: HETG 2021:141:08:24:06 Obsid: 25047 SI: ACIS-S (10 ksec) Target: SS 433 2021:141:11:26:53 RADMON Disable 2021:141:13:44:55 Grating: NONE NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports completed in the last 24 hours (total time: 6.9 hours) 3 SSR dumps Radiation: Solar activity is expected to be very low with a slight chance for a C-class flare on days one, two, and three (20 May, 21 May, 22 May). MP: May2421A loads were reviewed yesterday and are approvable. The should be approved this morning. Eng: No issues. The eclipse season is progressing normally. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 22941 H1821+643 HRC-S LETG 24702 SS 433 ACIS-S HETG 24628 PSZ2 G126.57+51.61 ACIS-S NONE 22659 XI BOO HRC-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 140/0945-1200 1045 1145 DSS-24 GOLDSTONE 0645-0745 EDT, Thu 20 May 140/2230-0045 2330 0030 DSS-54 MADRID 1930-2030 EDT, Thu 20 May 141/0915-1130 1015 1115 DSS-24 GOLDSTONE 0615-0715 EDT, Fri 21 May 141/1535-1748 1635 1733 DSS-34 CANBERRA 1235-1333 EDT, Fri 21 May SNAPSHOT summary: ---------------- UTC 2021:140:11:46:01 (May20) f_ACE 2.51e+01 F_CRM 1.00e+00 Kp 1.7 R km 146255D OBT 2021:140:11:42:55 CTUVCDU 3873919 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 737898175.68 ONLVCDU 3873912 OBC Errs 0 OBSID 24090 EPState SUN SIM TTpos 92903 HETG Angle 77.96 PCADMODE NPNT RA 264.992 Bus V 28.67 SIM FApos -535 LETG Angle 76.46 PCONTROL NPNT Dec -29.646 Bus I 20.57 AOFSTAR GUID Roll 75.351 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.99 Yaw Rate 0.14 HRC-S HV ON ACA CCD Temp -7.7 Dith Zang 5.49 Pitch Rate -0.03 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.18 EVT RT 509 AOACSTAT OK FSS SunBeta NSUN SHLD RT 4844 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 72.12 FSS Beta -49.72 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 66.63 SA Resolv 153.24 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -84.4 OBA Trng Fault NFLT +Y SA Amps 10.44 RadMon ENAB HRMA power 45.40 SCS 128 ACT -Y SA Amps 9.86 OBA power 35.10 SCS 129 ACT +Y SA Temp 112.35 SCS 130 ACT -Y SA Temp 112.35 Roll Mom. -1.712 SCS 131 ACT Pitch Mom. -5.614 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 64912 Yaw Mom. 1.012 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 101 PMTANKP 132.547 SCS 107 INAC EPH temp 164.13 IRU2G2 curr 112.80 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.6320 TSC Move STOP Prop. line 03 155.32 Pitch Bias -2.6804 CTX B PWR 36.69 FA Move STOP Prop. line 04 138.53 Yaw Bias -1.5740 CTX B Volts 3.54 OTG Move DISA UTC 2021:140:12:58:01 (May20) f_ACE 1.95e+01 F_CRM 1.00e+00 Kp 1.7 R km 145261D Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 1.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.15e+01 GOES-R P4 flux, in RADMON P4GM units : 0.058 GOES-R P7 flux, in RADMON P41GM units : 0.020 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 39.8 Orbit Start Time : 2021:139:00:29:01 Geocentric Distance (km), Orbit Leg : 145324 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.2920e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.2920e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.1324e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.1798e+07