See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9350. Start at 056:14:00 GMT PLAN ---- Finish: Obsid: 30820 SI: ACIS-I (11 ksec) Target: Center of COSMO Then: 2025:056:16:29:19 Obsid: 30278 SI: ACIS-I (15 ksec) Target: Perseus cluster 2025:056:20:42:53 Grating: LETG 2025:056:21:21:44 Obsid: 30553 SI: HRC-S (12 ksec) Target: NGC 5548 2025:057:00:47:48 Grating: NONE 2025:057:01:38:43 Obsid: 26975 SI: ACIS-I (13 ksec) Target: Orion Nebula Cl 2025:057:05:46:33 Obsid: 30821 SI: ACIS-I (12 ksec) Target: Center of COSMO 2025:057:09:39:37 Obsid: 30032 SI: ACIS-S (9 ksec) Target: ACT-CL J0454.7- 2025:057:12:13:11 Grating: LETG 2025:057:13:04:13 Obsid: 30555 SI: HRC-S (10 ksec) Target: NGC 5548 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 4.6 hours) 2 SSR dumps Loads good through: 2025:060:23:59:40 Radiation: Solar activity is likely to be moderate with a chance for X-class flares on days one, two, and three (25 Feb, 26 Feb, 27 Feb). Last night a large eruption occurred behind the west limb. The CME is heading away from our planet so no impact for ACIS should be expected. The associated proton event was observed last night, the GOES rates peaked below the actionable level and have since declined so no impact for HRC. Another mid M-class flare peaked this morning and updates will be provided when available. MP: Feb2425A loads were approved yesterday. Working on the next set of loads. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30587 Abell 370 ACIS-I NONE 30239 Center of COSMOS-Web ACIS-I NONE 28560 PSO J170.8326+20.2083 ACIS-S NONE 28132 IGR J22516+5610 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 056/1635-1850 1735 1835 DSS-24 GOLDSTONE 1235-1335 EST, Tue 25 Feb 057/0220-0435 0320 0420 DSS-65 MADRID 2220-2320 EST, Tue 25 Feb 057/1115-1330 1215 1315 DSS-26 GOLDSTONE 0715-0815 EST, Wed 26 Feb 057/1845-2100 1945 2045 DSS-36 CANBERRA 1445-1545 EST, Wed 26 Feb SNAPSHOT summary: ----------------- UTC 2025:056:12:23:02 (Feb25) f_ACE 9.43e+02 F_CRM 0.00e+00 Kp 1.0 R km 133270A OBT 2025:056:12:20:35 CTUVCDU 14415359 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 856873235.52 ONLVCDU 14415352 OBC Errs 0 OBSID 30820 EPState SUN SIM TTpos 92903 HETG Angle 77.59 PCADMODE NMAN RA 134.187 Bus V 26.48 SIM FApos -535 LETG Angle 76.09 PCONTROL NPNT Dec -0.869 Bus I 25.45 AOFSTAR GUID Roll 294.952 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc SSSSSSSS Dith Yang -5.73 Yaw Rate 59.13 HRC-S HV OFF ACA CCD Temp -8.4 Dith Zang 3.22 Pitch Rate -221.34 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 30.76 EVT RT 5099 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.54 Batt 1 SOC 100.00% Avg HRMA Temp 73.78 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 79.68 SA Resolv 152.16 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 12.95 A +24 V 0.00 HRMA power 0.00 SCS 128 ACT -Y SA Amps 12.18 OBA power 0.00 SCS 129 INAC +Y SA Temp 116.58 SCS 130 ACT -Y SA Temp 116.22 ACIS Stat7-0 6 Roll Mom. 12.193 SCS 131 ACT Cold Rad -120. Pitch Mom. 0.057 SCS 132 INAC Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. -7.173 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 142.139 SCS 107 INAC EPH temp 169.78 UpLCmdAcc 43719 IRU2G2 curr 115.20 M Unload MON Cmd Rej A 20 IRU2G1 curr 93.60 Roll Bias 1.7455 TSC Move STOP Prop. line 03 172.34 Pitch Bias -3.8896 FA Move STOP CTX B PWR 36.96 Prop. line 04 125.35 Yaw Bias -1.7836 OTG Move DISA CTX B Volts 3.54 UTC 2025:056:13:57:01 (Feb25) f_ACE 7.01e+02 F_CRM 0.00e+00 Kp 1.0 R km 137207A Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 7.01e+02 GOES-R P4 flux, in RADMON P4GM units : 9.372 GOES-R P7 flux, in RADMON P41GM units : 0.078 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 27.1 Orbit Start Time : 0.064 Geocentric Distance (km), Orbit Leg : 137090 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 6.5333e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 6.5333e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.9665e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.9665e+05