See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9051. Start at 123:13:00 GMT PLAN ---- Finish: Obsid: 28022 SI: ACIS-I (30 ksec) Target: PSR B1259-63 Then: 2024:123:20:52:32 Obsid: 29397 SI: ACIS-S (12 ksec) Target: GW170817 2024:124:00:16:07 Grating: LETG 2024:124:00:47:13 Obsid: 28667 SI: ACIS-S (35 ksec) Target: MKN421 2024:124:10:34:07 Grating: NONE 2024:124:11:05:06 Obsid: 29398 SI: ACIS-S (22 ksec) Target: GW170817 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6.9 hours) 4 SSR dumps CAP's: - 425i, 123/0226z | EIA Sequencer-A Self Test - 563B, 123/0231z | Diagnostic Dumps of the CPE Radiation: Solar activity is likely to be moderate with a slight 10% chance for an X-class flare on day one (02 May) and expected to be low with a chance for M-class flares on day two (03 May) and likely to be low with a chance for M-class flares on day three (04 May). MP: The current Apr2924A schedule is going to be interrupted to drop coordinated HST observation. The replan loads will be combined with the next week loads. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 28358 GW170817 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 123/1940-2150 2040 2135 DSS-56 MADRID 1640-1735 EDT, Thu 2 May 124/0045-0300 0145 0245 DSS-65 MADRID 2145-2245 EDT, Thu 2 May 124/0900-1115 1000 1100 DSS-24 GOLDSTONE 0600-0700 EDT, Fri 3 May 124/2125-2340 2225 2325 DSS-65 MADRID 1825-1925 EDT, Fri 3 May SNAPSHOT summary: ----------------- UTC 2024:123:10:58:02 (May 2) f_ACE 3.61e+02 F_CRM 0.00e+00 Kp 2.0 R km 116256A OBT 2024:123:10:55:41 CTUVCDU 14244735 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 831034541.78 ONLVCDU 14244728 OBC Errs 0 OBSID 28436 EPState SUN SIM TTpos 92903 HETG Angle 77.96 PCADMODE NPNT RA 15.775 Bus V 27.42 SIM FApos -535 LETG Angle 76.09 PCONTROL NPNT Dec -71.968 Bus I 22.37 AOFSTAR GUID Roll 153.776 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -5.26 Yaw Rate -0.70 HRC-S HV OFF ACA CCD Temp -6.6 Dith Zang 7.77 Pitch Rate -0.16 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.22 EVT RT 6374 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 2.83 Batt 1 SOC 100.00% Avg HRMA Temp 70.73 FSS Beta 0.75 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 67.81 SA Resolv 88.99 Batt 3 SOC 100.00% A +15 V 2.81 OBA Tavg Fault NFLT SA Sun Pres ILLM A +5 V 4.84 OBA Trng Fault NFLT +Y SA Amps 11.21 A +24 V 0.00 HRMA power 64.50 SCS 128 INAC -Y SA Amps 10.83 OBA power 0.00 SCS 129 ACT +Y SA Temp 111.12 SCS 130 ACT -Y SA Temp 110.51 ACIS Stat7-0 6 Roll Mom. 11.065 SCS 131 INAC Cold Rad -127. Pitch Mom. -13.683 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -84.4 Yaw Mom. -5.872 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 137.343 SCS 107 INAC EPH temp 161.30 UpLCmdAcc 42090 IRU2G2 curr 112.80 M Unload MON Cmd Rej A 7 IRU2G1 curr 96.00 Roll Bias 1.5241 TSC Move STOP Prop. line 03 165.53 Pitch Bias -3.6349 FA Move STOP CTX B PWR 36.96 Prop. line 04 151.92 Yaw Bias -1.7560 OTG Move DISA CTX B Volts 3.54 UTC 2024:123:15:57:01 (May 2) f_ACE 5.30e+02 F_CRM 0.00e+00 Kp 2.3 R km 134074A Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 2.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 5.30e+02 GOES-R P4 flux, in RADMON P4GM units : 0.019 GOES-R P7 flux, in RADMON P41GM units : 0.008 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 0.008 Geocentric Distance (km), Orbit Leg : 133929 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.2352e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.2352e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.7192e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.7192e+05