SOT shift report 2001-08-30 L770 Start at 2001:242:12:45 GMT = 2001 Aug 30 08:45 am EDT End 11:00 am EDT SOT Lead Ed Kellogg PLAN ---- OBSID 01666, A2218 2001:242:06:25, ACIS-I NONE DETERMINATION OF H0 AND Q0, 2000 PART 1 a systematic determination of H0 and q0 by combining X-ray observations of distant galaxy clusters with radio measurements of the Sunyaev Zel'dovich effect. RADIATION SUMMARY Observed Limit ----------------- -------- ----- ACE 2 hr fluence 1.9e7 3.6e8. GOES-8/P2 4-9 MeV protons `P4GM' 0.2 95 GOES-8/P5 40-80 MeV protons `P41GM' 0.01 0.78 *ACIS* Orbital fluence (since perigee) 1.3e9 1.0e9. EPHIN rates (cts/cm^2-s-sr) OBSERVED RADMON limit ---------------------------------------- -------- ----------- E1300 (electrons, 2.64 - 6.18 MeV): 0 10.0 P4GM (protons, 5.0 - 8.3 MeV): 0.1 300.0 P41GM (protons, 41 - 53 MeV): 0 8.47 ACIS focal plane temperature -119.9 at 8:53 am EDT. REAL TIME OBSERVATIONS GMT OBSID ----------------------------------------------------------------- 3 fids, 5 stars 1245 1666 Notes from 9 am meeting ------------------------ OPS: Passes 2 over the last day(s) Dumps current Data loss none Load is good -> 245/1538 CAPs - Next passes 2200, 0715 MP: Load review today at 1 pm. S/C: The roll rates were noisy on 25 Aug., but were back to normal by 28 Aug; presumably associated with #1 gyro hiccup. GOT: - DATA: SOT: Flux levels are low but we have accumulated our budget for the orbit. Prediction for CME today: 0-20%. MEETINGS -------- Next Tuesday the FOT will have a meeting to review the process we used to deal with the interaction between high radiation levels and the eclipse operations. Data ---- On colossus (/dsops/GOT/input), - 2001_241_2118_242_0300_Dump_EM_79354.gz Evaluation of QL data --------------------- Target: OBSID SI SOT Eval. ---------------- -- --------- RXJ1532: obs1649 ACIS-S OK NGC 5055: obs2197 ACIS-S OK NOTES/ISSUES/PROBLEMS --------------------- Chandra's state was: (http://cxc.harvard.edu/mta_days/MIRROR/Snap/snap.cgi) --------------------------------------------------------------------------- UTC 2001:242:12:51:20 (Aug30) f_ACE 2.77e+03 F_CRM 2.36e+09 Kp 1.3 R km 116139D OBT 2001:242:12:50:49 CTUVCDU 4086143 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 115563049.19 ONLVCDU 4086128 OBC Errs 0 OBSID 1666 EPState SUN SIM TTpos 95687 HETG Angle 79.84 PCADMODE NPNT RA 248.945 Bus V 30.87 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 66.274 Bus I 25.45 AOFSTAR GUID Roll 266.075 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 6.92 Yaw Rate 0.18 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang -6.08 Pitch Rate 0.07 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.04 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 7.77 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.21 SA Resolv 82.07 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 12.18 RadMon ENAB HRMA power 36.40 SCS 128 ACT -Y SA Amps 12.95 EPHIN Geom LARG OBA power 40.80 SCS 129 ACT +Y SA Temp 109.89 E150 28.8 SCS 130 ACT -Y SA Temp 110.51 E300 0.9 Roll Mom. 13.168 SCS 107 ACT E1300 0.0 Pitch Mom. -5.144 UpL Cmd Acc 19675 EPH A-Leak 1.0200 P4GM 0.1 Yaw Mom. 4.658 Cmd Rej A 216 EPH B-Leak 0.2800 P41GM 0.0 Explanation Current Data: UTC 2001:242:12:52:23 (Aug30) f_ACE 2.77e+03 F_CRM 2.36e+09 Kp 1.3 R km 116087D Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 1.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.77e+03 Orbit Start Time : 2001:240:14:14:01 Geocentric Distance (km), Orbit Leg : 116299 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 5.67500000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 5.67500000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.70635279259e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.35704773259e+09 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Aug_30_2001_L770.txt