SOT shift report 2002-05-28 L1041 Start at 2002:148:12:09 UTC = 2002 May 28 08:09 am EDT End 11:00 am EDT SOT Lead Ed Kellogg PLAN ---- OBSID 03393, SGR A* 2002:148:05:54 ACIS-I NONE - MONITORING THE EXTREME X-RAY FLARING OF SAGITTARIUS A* AND A DEEP SURVEY OF THE CENTRAL 40 PC OF THE GALAXY RADIATION SUMMARY ----------------- Solar proton flux is very low. There is a possiblity that a CME from yesterday could hit Earth a glancing blow tomorrow. Radiation Measurement Observed Limit --------------------- -------- ----- ACE 2 hr fluence 2.9e5 3.6e8. GOES-8/P2 4-9 MeV protons `P4GM' 0.1 95. GOES-8/P5 40-80 MeV protons `P41GM' 0.009 0.78 *ACIS* Orbital fluence (since perigee) 8.7e5 1.0e9 EPHIN rates (cts/cm^2-s-sr) at last comm. OBSERVED RADMON limit ---------------------------------------- -------- ----------- E1300 (electrons, 2.64 - 6.18 MeV): 0.0 10.0 P4GM (protons, 5.0 - 8.3 MeV): 0.0 300.0 P41GM (protons, 41 - 53 MeV): 0.0 8.47 ACIS focal plane temperature -119.7 at 4:58 am EDT. REAL TIME OBSERVATIONS UTC OBSID ----------------------------------------------------------------- (none) Notes from 9 am meeting ------------------------ OPS: Passes 10 over the last 3 day(s) Note: The DSS 54 pass at 147:04:10 had a 48 minute delay acquiring TLM. The antenna brakes did not release. The station finally manually released the brakes. We were unable to get a SSR playback completed. Dumps current Data loss - Load is good -> 151:17:30 UTC CAPs - Next passes 1720, 0200, 1020 MP: May27D load was rebuilt Friday. We will decide today whether to extend the Sgr A* observation. Otherwise, Jun03 products will be out today. S/C: ASVT testing is planned for today at 10:00 EDT on long maneuver testing. GOT: - DATA: - SOT: A long duration C3.7 flare peaked at 27 May 13:42 UTC with a partial halo CME, that may hit Earth on May 29. GOES x-ray flux is presently low. Moderate probablility of CME to impact earth within 96 hours. Moderate probability of M and X class flares within the next 48 hours. MEETINGS: -------- - Data ---- On colossus (/dsops/GOT/input), - May 28 07:38 2002_147_2204_148_0746_Dump_EM_87617.gz Evaluation of QL data --------------------- Target: OBSID SI SOT Eval. ---------------- -- --------- SGR A*:obs2943_0 ACIS-I OK (final result on partial result posted last Friday) SGR A*:obs3663_0 ACIS-I OK NOTES/ISSUES/PROBLEMS --------------------- - SNAPSHOT -------- UTC 2002:148:09:00:22 (May28) f_ACE 3.46e+01 F_CRM 5.03e+07 Kp 3.7 R km 85186A OBT 2002:148:08:57:35 CTUVCDU 11518719 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 138963455.62 ONLVCDU 11518704 OBC Errs 0 OBSID 3393 EPState SUN SIM TTpos 92903 HETG Angle 79.46 PCADMODE NPNT RA 266.427 Bus V 30.40 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec -29.033 Bus I 27.48 AOFSTAR GUID Roll 75.305 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -7.92 Yaw Rate 0.27 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -0.95 Pitch Rate -0.25 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -49.63 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -49.77 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.73 SA Resolv 159.30 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 13.53 RadMon ENAB HRMA power 56.70 SCS 128 ACT -Y SA Amps 13.53 EPHIN Geom LARG OBA power 76.60 SCS 129 ACT +Y SA Temp 108.97 E150 4.4 SCS 130 ACT -Y SA Temp 109.89 E300 0.1 Roll Mom. 2.517 SCS 107 INAC E1300 0.0 Pitch Mom. -0.365 UpL Cmd Acc 5663 EPH A-Leak 0.7040 P4GM 0.0 Yaw Mom. 4.630 Cmd Rej A 35 EPH B-Leak 0.1360 P41GM 0.0 Explanation Current Data: UTC 2002:148:12:48:03 (May28) f_ACE 3.72e+01 F_CRM 8.29e+07 Kp 4.0 R km 102304A Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 4.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.72e+01 GOES-8 P2 flux, in RADMON P4GM units : 0.00 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 : 2002:147:23:14:00 Geocentric Distance (km), Orbit Leg : 102040 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.83185000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.83185000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.15827244800e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.28567510000e+07 ************************************************************************** See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/