May_12_2004_M1756.txt Shift M1756 Start at 2004:133 17:30 UTC = 2004 May 12 1:30 pm EDT End at 2004 May 12 4:30 pm EDT SOT shift report 2004-05-12 M1756 See http://cxc.harvard.edu/acis/SOT_reports/ or /proj/web-cxc/htdocs/acis/SOT_reports/May_12_2004_M1756.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: MAY1004B load running. Seq # ObsID It Target start time SI Grat RA dec roll ----------------------------------------------------------------------------------------------------- 700944 P2 04862 0 SDSS J130211.04+0000 2004:133:16:55:30.384 5.0 ACIS-S NONE 195.5393 0.0211 239.57 100053 05321 2 C/2001 Q4 (NEAT) 2004:133:18:50:14.790 3.4 ACIS-S NONE 124.3178 10.6245 245.00 100053 05325 2 C/2001 Q4 (NEAT) 2004:133:19:55:24.790 3.3 ACIS-S NONE 124.4223 10.8113 245.00 100053 05326 2 C/2001 Q4 (NEAT) 2004:133:20:58:54.790 3.3 ACIS-S NONE 124.5379 10.9948 245.00 800382 P1 04931 0 CL1216+2633 2004:133:22:22:20.903 18.6 ACIS-I NONE 184.0453 26.5439 229.83 701002 04921 1 M87 2004:134:04:00:20.903 5.0 ACIS-S NONE 187.6977 12.4097 234.44 ---- 60236 CAL-ER (60236) 2004:134:05:59:08.439 1.8 -- -- 198.0000 -8.0000 248.31 ORBITAL EVENTS: 2004:133:06:08:54.142 658 EAPOGEE ORBIT APOGEE 2004:134:13:52:19.642 658 EPERIGEE ORBIT PERIGEE 2004:135:21:36:47.077 659 EAPOGEE ORBIT APOGEE 2004:137:05:20:41.122 659 EPERIGEE ORBIT PERIGEE 2004:138:13:05:00.080 660 EAPOGEE ORBIT APOGEE 2004:139:20:49:35.650 660 EPERIGEE ORBIT PERIGEE 2004:141:04:33:26.478 661 EAPOGEE ORBIT APOGEE 2004:142:12:18:22.852 661 EPERIGEE ORBIT PERIGEE 2004:143:20:01:48.456 662 EAPOGEE ORBIT APOGEE 2004:145:03:46:38.560 662 EPERIGEE ORBIT PERIGEE EVENTS DONE -------------- ---- Start of Shift 133:1730 AOS DSS-46 (CANBERRA 26m) 133:1800 LOS DSS-46 (CANBERRA 26m) 133:2000 End of Shift 133:2030 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at 133:1810: UTC 2004:133:18:10:06 (May12) f_ACE 2.32e+01 F_CRM 2.59e+08 Kp 2.0 R km 114263D OBT 2004:133:18:09:34 CTUVCDU 1066771 OBC s/w NRML FMT2_EPS CPEstat NORM OBT 200772574.26 ONLVCDU 1066760 OBC Errs 0 OBSID 4862 EPState SUN SIM TTpos 75623 HETG Angle 79.46 PCADMODE NPNT RA 195.539 Bus V 29.93 SIM FApos -467 LETG Angle 77.59 PCONTROL NPNT Dec 0.024 Bus I 30.51 AOFSTAR GUID Roll 239.573 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -7.93 Yaw Rate 0.01 HRC-S HV OFF ACA CCD Temp -15.6 Dith Zang 5.43 Pitch Rate 0.25 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.01 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa 16.15 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 49.75 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 52.17 SA Resolv 141.81 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 14.68 RadMon ENAB HRMA power 109.30 SCS 128 ACT -Y SA Amps 14.88 EPHIN Geom LARG OBA power 70.20 SCS 129 ACT +Y SA Temp 111.12 E150 0.3 SCS 130 ACT -Y SA Temp 112.66 E300 0.0 Roll Mom. 1.952 SCS 107 INAC E1300 0.0 Pitch Mom. 6.092 UpL Cmd Acc 31173 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 6.309 Cmd Rej A 163 EPH B-Leak 0.9640 P41GM 0.0 EPH temp 88.40 Gyro 1 Curr 1 9.60 Roll Bias -0.6480 M Unload MON Gyro 1 Curr 2 9.60 Pitch Bias -1.9190 CTX B PWR 36.69 TSC Move STOP Gyro 2 Curr 1 103.20 Yaw Bias -0.9834 CTX B Volts 3.54 FA Move STOP Gyro 2 Curr 2 98.40 OTG Move DISA Current Data: Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.32e+01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P5 flux, in RADMON P41GM units : 0.02 GOES-12 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2004:131:22:29:00 Geocentric Distance (km), Orbit Leg : 114303 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.25558000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.25558000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.01851336373e+10 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.59110705060e+08 Observed Expected -------- -------- PCAD Mode = NPNT NPNT Control Law = NPNT NPNT Stars = 5 5 Fids = 3 3 RA (deg) = 195.5393 195.5393 DEC (deg) = 0.0211 0.0211 ROLL (deg) = 239.57 239.57 Format = 2 2 ObsId = 4862 4862 SIM FA = -467 -468 SIM TSC = 75623 75624 HETGA (deg) = 79.46 (OUT) OUT LETGB (deg) = 77.59 (OUT) OUT HRC IM HV = ON, 42, 53 SP HV = OFF, 0, 0 Shield 1 HV = OFF, 0 Shield 2 HV = ON, 5 Valid Event Rates 1,2 = 0, 0 Shield Event Rates 1,2 = 3440,3369 ACIS FP Temp (C) = -119.5 DEA Power (W) = 32.4 DPA Power (W) = 41.0 Science State = Active 2) Radiation The ACE radiation environment is low and steady. The GOES proton flux is quiet. ACE 2 hr fluence from EPAM P3 is 8.6937e+04 vs. threshold 3.6e8. Chandra is in the Magnetosphere. 3) Quick Look data review (OK unless noted): Seq # ObsID Constr. Target Start Time SI Grat Comment --------------------------------------------------------------------------------------- There were no new quick look datasets in this shift. 4) No problems were noted in ACA tracking of guide stars or fidlights during the comet NEAT observations in obsids 5321 and 5325. The observed magnitudes were only slightly fainter (~0.1 - 0.2 mag) than expected, presumably because of background light from the comet.