Dec_24_2003_M1616.txt Shift M1616 Start at 2003:358 19:00 UTC = 2003 Dec 24 2:00 pm EST End at 2003 Dec 24 5:00 pm EST SOT shift report 2003-12-24 M1616 See http://cxc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/web-cxc/htdocs/acis/SOT_reports/Dec_24_2003_M1616.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: Running DEC2203B load. Seq # ObsID It Target start time SI Grat RA dec roll ----------------------------------------------------------------------------------------------------- 300091 03503 0 RXJ0513.9-6951 2003:358:07:17:11.114 48.0 HRC-S LETG 78.3969 -69.8741 347.36 590367 05251 1 E0102-72[S3,-120,-1 2003:358:21:05:11.114 7.8 ACIS-S NONE 15.9959 -72.0662 289.82 590368 05252 1 E0102-72[S3,-120,-1 2003:358:23:22:51.114 7.8 ACIS-S NONE 16.0322 -72.0976 289.73 ORBITAL EVENTS: 2003:358:02:44:54.193 605 EAPOGEE ORBIT APOGEE 2003:359:10:29:26.833 605 EPERIGEE ORBIT PERIGEE 2003:360:18:12:49.599 606 EAPOGEE ORBIT APOGEE 2003:362:01:56:35.286 606 EPERIGEE ORBIT PERIGEE 2003:363:09:40:40.893 607 EAPOGEE ORBIT APOGEE 2003:364:17:24:34.441 607 EPERIGEE ORBIT PERIGEE 2004:001:01:08:48.250 608 EAPOGEE ORBIT APOGEE 2004:002:08:53:20.754 608 EPERIGEE ORBIT PERIGEE 2004:003:16:37:16.205 609 EAPOGEE ORBIT APOGEE 2004:005:00:22:20.843 609 EPERIGEE ORBIT PERIGEE 2004:006:08:05:48.340 610 EAPOGEE ORBIT APOGEE 2004:007:15:51:00.662 610 EPERIGEE ORBIT PERIGEE 2004:008:23:34:07.822 611 EAPOGEE ORBIT APOGEE 2004:010:07:18:58.077 611 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 358:1900 AOS DSS-16 (Goldstone 26m) 358:1940 3503 LOS DSS-16 (Goldstone 26m) 358:2140 End of shift 358:2200 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at 358:1510: UTC 2003:358:20:10:01 (Dec24) f_ACE -1.00e+05 F_CRM 2.41e+09 Kp 1.7 R km 99310D OBT 2003:358:20:09:26 CTUVCDU 4222600 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 188683766.47 ONLVCDU 4222592 OBC Errs 0 OBSID 3503 EPState SUN SIM TTpos -99615 HETG Angle 79.46 PCADMODE NPNT RA 78.394 Bus V 29.46 SIM FApos -990 LETG Angle 4.09 PCONTROL NPNT Dec -69.877 Bus I 28.49 AOFSTAR GUID Roll 347.357 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -0.66 Yaw Rate -0.22 HRC-S HV ON ACA CCD Temp -15.6 Dith Zang 12.22 Pitch Rate -0.07 OBSMode OBSV ACA Int Time 1.698 Roll Rate -0.40 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.87 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta 3.58 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 53.28 SA Resolv 86.26 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 13.91 RadMon ENAB HRMA power 29.90 SCS 128 ACT -Y SA Amps 14.30 EPHIN Geom SMAL OBA power 70.20 SCS 129 ACT +Y SA Temp 117.68 E150 3.0 SCS 130 ACT -Y SA Temp 118.05 E300 0.1 Roll Mom. -0.241 SCS 107 INAC E1300 0.0 Pitch Mom. -15.658 UpL Cmd Acc 46834 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 0.242 Cmd Rej A 130 EPH B-Leak 1.0200 P41GM 0.0 Current Data: UTC 2003:358:20:10:01 (Dec24) f_ACE -1.00e+05 F_CRM 2.41e+09 Kp 1.7 R km 99310D Currently scheduled FPSI, OTG : HRC-S LETG Estimated Kp : 1.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.27e+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 : 0.01 GOES-12 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2003:356:19:04:02 Geocentric Distance (km), Orbit Leg : 99310 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 2.04908000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.50367869464e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.40527189304e+09 Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 3 3 RA = 78.394 deg 78.3969 DEC = -69.877 deg -69.8741 ROLL = 347.36 deg 347.36 Format = 1 1 OBSID = 3503 3503 SIM FA = -990 -991 SIM TSC = -99615 -99616 HETGA = 79.46 deg (OUT) OUT LETGB = 4.09 deg (IN) IN HRC IM PS = Off, 0, 0 SP PS = On, 102, 90 Shield 1 HV = Off, 0 Shield 2 HV = On, 8 Valid Event Rates 1:2 = 62:70 Shield Event Rates 1:2 = 3286:3242 ACIS FP Temp = -119.7 DEA Pwr = 59.1 DPA Pwr = 40.8 Science State = Science Active 2) Radiation The ACE radiation environment is low and decreasing. The GOES proton radiation flux is quiet. ACE 2 hr fluence is 8.3e4 (from EPAM FP6p*36) vs. threshold 1.2e8. Chandra is in the magnetosheath. 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) EPHIN Geometric Factor The EPHIN Geometric factor is SMALL because of high rates in detector A0. The EPHIN shows correct RADMON behaviour and correct valid event rates. The A0 count rates and geometric factor will be monitored to look for any change in longterm behaviour.