See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9413. Start at 119:13:00 GMT PLAN ---- Obsid: 28107 SI: ACIS-I (24 ksec) Target: UGCA281 Then: 2025:119:16:14:54 Grating: LETG 2025:119:16:35:56 Obsid: 30276 SI: ACIS-S (30 ksec) Target: MKN421 2025:120:00:59:30 Grating: NONE 2025:120:01:38:21 Obsid: 30451 SI: HRC-I (14 ksec) Target: HE 1353-1917 2025:120:06:23:00 Obsid: 30031 SI: ACIS-S (12 ksec) Target: ACT-CL J0400.6- 2025:120:10:06:56 Grating: LETG 2025:120:10:38:01 Obsid: 29612 SI: ACIS-S (60 ksec) Target: MKN421 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 4 hours) 3 SSR dumps. Loads good through: 2025:124:02:30:01. Radiation: Solar activity is expected to be low with a slight chance for an M-class flare on days one, two, and three (29 Apr, 30 Apr, 01 May). MP: Working on the May 5 loads. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30145 NGC1317 ACIS-S NONE 30527 SDSS J092913.96+375743.0 ACIS-S NONE 30113 GW170817 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 119/1045-1245 1130 1230 DSS-26 GOLDSTONE 0730-0830 EDT, Tue 29 Apr 119/2110-2310 2155 2255 DSS-65 MADRID 1755-1855 EDT, Tue 29 Apr 120/0220-0420 0305 0405 DSS-65 MADRID 2305-0005 EDT, Tue 29 Apr 120/1720-1920 1805 1905 DSS-34 CANBERRA 1405-1505 EDT, Wed 30 Apr SNAPSHOT summary: ----------------- UTC 2025:119:12:30:01 (Apr29) f_ACE 1.23e+01 F_CRM 9.30e+04 Kp 1.0 R km 85652A OBT 2025:119:12:27:34 CTUVCDU 2104319 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 862316854.92 ONLVCDU 2104312 OBC Errs 0 OBSID 28107 EPState SUN SIM TTpos 92903 HETG Angle 77.59 PCADMODE NPNT RA 186.581 Bus V 27.42 SIM FApos -535 LETG Angle 76.09 PCONTROL NPNT Dec 48.512 Bus I 22.37 AOFSTAR GUID Roll 194.989 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 10.70 Yaw Rate 0.28 HRC-S HV OFF ACA CCD Temp -8.0 Dith Zang 6.22 Pitch Rate 0.18 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.30 EVT RT 4844 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 16.30 Batt 1 SOC 100.00% Avg HRMA Temp 74.22 FSS Beta -22.76 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 81.45 SA Resolv 112.44 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 11.02 A +24 V 0.00 HRMA power 29.90 SCS 128 ACT -Y SA Amps 11.02 OBA power 35.10 SCS 129 ACT +Y SA Temp 107.90 SCS 130 INAC -Y SA Temp 107.11 ACIS Stat7-0 6 Roll Mom. 3.567 SCS 131 ACT Cold Rad -123. Pitch Mom. 12.584 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -82.0 Yaw Mom. 2.695 SCS 133 INAC EIO Temp 0.0000 RadMon ENAB PMTANKP 148.534 SCS 107 INAC EPH temp 135.85 UpLCmdAcc 62458 IRU2G2 curr 112.80 M Unload MON Cmd Rej A 72 IRU2G1 curr 96.00 Roll Bias 1.8087 TSC Move STOP Prop. line 03 162.13 Pitch Bias -3.9540 FA Move STOP CTX B PWR 36.92 Prop. line 04 142.92 Yaw Bias -1.8048 OTG Move DISA CTX B Volts 3.54 UTC 2025:119:12:58:02 (Apr29) f_ACE 1.15e+01 F_CRM 9.29e+04 Kp 1.0 R km 88582A Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.15e+01 GOES-R P4 flux, in RADMON P4GM units : 0.000 GOES-R P7 flux, in RADMON P41GM units : 0.003 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 233.0 Orbit Start Time : 0.000 Geocentric Distance (km), Orbit Leg : 88170 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 3.0858e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 3.0858e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.2573e+04 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.2882e+04