Nov_25_2002_M1222.txt Shift M1222 Start at 2002:329 17:30:00 GMT = 2002 Nov 25 12:30 pm EST End 2002 Nov 25 2:00 pm EST SOT shift report 2002-11-25 M1222 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or Nov_25_2002_M1222.txt SOT Lead Mark Freeman SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Completed TOO OBSID 04404, SN 2002HH with ACIS-S. Now performing OBSID 4409 of the decaying x-ray afterglow of GRB021004. Upon completion, do CTI measurement and safe for rad zone entry. RADIATION SUMMARY ----------------- Solar soft proton flux is moderate to high (ACE EPAM P3 is 2660) and rising, although appears to be leveling off. Current projections indicate total fluence for this orbit, now at about 1.1e09, will approach but remain below the 3.0e09 CRM limit. Significant solar activity yesterday: Solar flare activity was low yesterday. CMEs reported for past two days: November 22-23 - No obviously geoeffective CMEs noted. November 24 - A large halo CME was observed as early as 18:36 UTC. It quickly became a partial halo CME and could even be a full halo. Earth may be impacted in one or two days. It was accompanied by a solar x-ray event, and an increase in background in the HRC detector during obsid 2560. EVENTS DONE OBSID -------------- ---- ----- Start Shift 329:1730 AOS (DSS-54) 329:1745 Status at COMM was as expected (see note 1) 329:1756 04409 Some brief drops of RT telemetry noted. LOS 329:1845 End of shift 329:1900 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at beginning of COMM: UTC 2002:329:17:56:30 (Nov25) f_ACE 2.66e+03 F_CRM 1.09e+09 Kp 2.7 R km 110243D OBT 2002:329:17:55:50 CTUVCDU 5563775 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 154634150.92 ONLVCDU 5563760 OBC Errs 0 OBSID 4409 EPState SUN SIM TTpos 75624 HETG Angle 79.46 PCADMODE NPNT RA 6.711 Bus V 29.77 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec 18.939 Bus I 27.48 AOFSTAR GUID Roll 281.872 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -1.24 Yaw Rate -0.01 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -7.38 Pitch Rate 0.17 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.14 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.37 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -39.29 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.37 SA Resolv 129.18 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 13.33 RadMon ENAB HRMA power 97.40 SCS 128 ACT -Y SA Amps 13.91 EPHIN Geom SMAL OBA power 78.30 SCS 129 ACT +Y SA Temp 117.68 E150 108.2 SCS 130 ACT -Y SA Temp 118.78 E300 1.2 Roll Mom. 12.288 SCS 107 INAC E1300 0.1 Pitch Mom. 1.606 UpL Cmd Acc 62375 EPH A-Leak 1.0200 P4GM 1.4 Yaw Mom. -4.982 Cmd Rej A 192 EPH B-Leak 0.9680 P41GM 0.0 2) Current Radiation Data: UTC 2002:329:17:56:30 (Nov25) f_ACE 2.66e+03 F_CRM 1.09e+09 Kp 2.7 R km 110243D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 3.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.66e+03 GOES-8 P2 flux, in RADMON P4GM units : 0.01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-8 P5 flux, in RADMON P41GM units : 0.01 GOES-10 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2002:327:21:54:09 Geocentric Distance (km), Orbit Leg : 110400 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 4.48066000000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 4.48066000000e+04 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.24204898670e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.09490850870e+09