Oct_30_2003_M1561.txt Shift M1561 Start at 2003:303 20:30 UTC = 2003 Oct 30 3:30 pm EST End at 2003 Oct 30 5:00 pm EST SOT shift report 2003-10-30 M1561 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Oct_30_2003_M1561.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - No load running. Loads are stopped because of high radiation. Seq # ObsID It Target start time SI Grat RA dec roll ----------------------------------------------------------------------------------------------------- ORBITAL EVENTS: 2003:302:13:59:15.020 584 EAPOGEE ORBIT APOGEE 2003:303:21:43:31.304 584 EPERIGEE ORBIT PERIGEE 2003:305:05:26:58.729 585 EAPOGEE ORBIT APOGEE 2003:306:13:10:34.451 585 EPERIGEE ORBIT PERIGEE 2003:307:20:54:45.086 586 EAPOGEE ORBIT APOGEE 2003:309:04:38:07.561 586 EPERIGEE ORBIT PERIGEE 2003:310:12:22:40.962 587 EAPOGEE ORBIT APOGEE 2003:311:20:06:32.771 587 EPERIGEE ORBIT PERIGEE 2003:313:03:50:58.858 588 EAPOGEE ORBIT APOGEE 2003:314:11:35:29.516 588 EPERIGEE ORBIT PERIGEE 2003:315:19:19:29.654 589 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 303:2030 AOS DSS-34 (Canberra 34m) 303:2045 60495 (load stopped) LOS DSS-34 (Canberra 34m) 303:2145 End of shift 303:2200 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at 303:2130: UTC 2003:303:21:30:03 (Oct30) f_ACE 1.30e+06 F_CRM 7.60e+08 Kp 5.3 R km 32290D OBT 2003:303:21:29:43 CTUVCDU 2474220 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 183936583.36 ONLVCDU 2474208 OBC Errs 0 OBSID 60495 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 56.102 Bus V 29.61 SIM FApos -715 LETG Angle 77.59 PCONTROL NPNT Dec -28.699 Bus I 30.26 AOFSTAR GUID Roll 29.555 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 6.47 Yaw Rate 0.10 HRC-S HV OFF ACA CCD Temp -15.6 Dith Zang -0.66 Pitch Rate 0.08 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.11 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -1.03 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -42.98 Batt 2 SOC 100.00% ACIS Stat7-0 66 Avg OBA Temp 51.29 SA Resolv 132.87 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 DISA HRMA power 81.50 SCS 128 ACT -Y SA Amps 15.26 EPHIN Geom SMAL OBA power 110.60 SCS 129 INAC +Y SA Temp 115.85 E150 23756.1 SCS 130 INAC -Y SA Temp 116.95 E300 1080.1 Roll Mom. 1.461 SCS 107 DISA E1300 103.4 Pitch Mom. 11.885 UpL Cmd Acc 28028 EPH A-Leak 1.0200 P4GM 4021.7 Yaw Mom. 0.157 Cmd Rej A 20 EPH B-Leak 0.5040 P41GM 26.3 Gyro 1 Curr 1 9.60 Roll Bias -0.5234 Gyro 1 Curr 2 9.60 Pitch Bias -1.8731 Gyro 2 Curr 1 103.20 Yaw Bias -0.8780 Gyro 2 Curr 2 98.40 Current Data: UTC 2003:303:21:30:03 (Oct30) f_ACE 1.30e+06 F_CRM 7.60e+08 Kp 5.3 R km 32290D Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 5.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.30e+06 GOES-10 P2 flux, in RADMON P4GM units : 8.32 GOES-12 P2 flux, in RADMON P4GM units : 7.25 GOES-10 P5 flux, in RADMON P41GM units : 2.03 GOES-12 P5 flux, in RADMON P41GM units : 2.07 Orbit Start Time : 2003:301:06:19:02 Geocentric Distance (km), Orbit Leg : 32316 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 6.50000000000e+05 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.94012806606e+11 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 7.59524985000e+08 Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 8 8 FIDS = 0 0 RA = 56.1000 deg 56.1000 DEC = -28.7000 deg -28.7000 ROLL = 29.55 deg 29.55 Format = 2 2 OBSID = 60495 60495 SIM FA = -715 -716 SIM TSC = -99616 -99616 HETGA = 79.46 deg (OUT) OUT HETGB = 80.21 deg (OUT) OUT LETGA = 78.34 deg (OUT) OUT LETGB = 77.59 deg (OUT) OUT HRC IM PS = ON, 42, 53 SP PS = OFF, 0, 0 Shield 1 HV = OFF, 0 Shield 2 HV = OFF, 0 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.7 DEA Pwr = 24.2 DPA Pwr = 12.6 Science State = Science Idle 2) Radiation The ACE radiation environment is very high and increasing. The GOES proton radiation flux is elevated. ACE 2 hr fluence is 8.9e9 vs. threshold 3.6e8. CRM-based orbital fluence is 7.6e8 vs. threshold 3.0e9. 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.