Jan_21_2004_M1644.txt Shift M1644 Start at 2004:021 18:30 UTC = 2004 Jan 21 1:30 pm EST End at 2004 Jan 21 3:00 pm EST SOT shift report 2004-01-21 M1644 See http://cxc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/web-cxc/htdocs/acis/SOT_reports/Jan_21_2004_M1644.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: No load initially running because of high radiation. Uplink JAN2104A load to maneuver Chandra to a good attitude (obsid 60401) while awaiting restart of science mission. Loads are being prepared which would resume science with obsid 5298. Seq # ObsID It Target start time SI Grat RA dec roll ----------------------------------------------------------------------------------------------------- 600386 05296 0 M101 2004:021:10:56:19.980 61.3 ACIS-S NONE 210.8371 54.3679 79.57 ---- 60401 CAL-ER (60401) 2004:022:05:19:21.064 0.0 -- -- 140.0000 60.0000 156.68 500503 05298 0 GRB031203 2004:022:20:27:18.960 25.9 ACIS-S NONE 120.6064 -39.8657 355.93 ORBITAL EVENTS: 2004:020:21:08:06.085 615 EPERIGEE ORBIT PERIGEE 2004:022:04:51:07.692 616 EAPOGEE ORBIT APOGEE 2004:023:12:34:54.270 616 EPERIGEE ORBIT PERIGEE 2004:024:20:18:46.479 617 EAPOGEE ORBIT APOGEE 2004:026:04:02:18.178 617 EPERIGEE ORBIT PERIGEE 2004:027:11:46:33.066 618 EAPOGEE ORBIT APOGEE 2004:028:19:30:38.278 618 EPERIGEE ORBIT PERIGEE 2004:030:03:14:40.927 619 EAPOGEE ORBIT APOGEE 2004:031:10:59:21.881 619 EPERIGEE ORBIT PERIGEE 2004:032:18:42:57.757 620 EAPOGEE ORBIT APOGEE 2004:034:02:27:54.920 620 EPERIGEE ORBIT PERIGEE 2004:035:10:11:07.742 621 EAPOGEE ORBIT APOGEE 2004:036:17:55:49.024 621 EPERIGEE ORBIT PERIGEE 2004:038:01:38:59.264 622 EAPOGEE ORBIT APOGEE 2004:039:09:22:57.849 622 EPERIGEE ORBIT PERIGEE 2004:040:17:06:27.165 623 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 021:1830 AOS DSS-24 (Goldstone 34m) 021:1845 5296 LOS DSS-24 (Goldstone 34m) 021:1945 End of shift 021:2000 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at 021:1900: UTC 2004:021:19:00:04 (Jan21) f_ACE 8.24e+04 F_CRM 1.14e+09 Kp 1.7 R km 119166A OBT 2004:021:18:59:33 CTUVCDU 13647005 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 191098773.24 ONLVCDU 13646992 OBC Errs 0 OBSID 5296 EPState SUN SIM TTpos -99616 HETG Angle 79.46 PCADMODE NPNT RA 210.839 Bus V 29.61 SIM FApos -467 LETG Angle 77.59 PCONTROL NPNT Dec 54.368 Bus I 27.98 AOFSTAR GUID Roll 79.571 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc NNNTTTTT Dith Yang 0.99 Yaw Rate -0.01 HRC-S HV OFF ACA CCD Temp -15.6 Dith Zang 4.16 Pitch Rate -0.18 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.05 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.03 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta -17.80 Batt 2 SOC 100.00% ACIS Stat7-0 66 Avg OBA Temp 52.41 SA Resolv 107.60 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 DISA HRMA power 33.00 SCS 128 INAC -Y SA Amps 14.10 EPHIN Geom LARG OBA power 59.30 SCS 129 INAC +Y SA Temp 117.32 E150 1.1 SCS 130 INAC -Y SA Temp 117.68 E300 0.1 Roll Mom. 9.510 SCS 107 DISA E1300 0.0 Pitch Mom. 12.212 UpL Cmd Acc 17396 EPH A-Leak 1.0200 P4GM 1.3 Yaw Mom. 4.534 Cmd Rej A 139 EPH B-Leak 1.0120 P41GM 0.0 EPH temp 91.63 Gyro 1 Curr 1 9.60 Roll Bias -0.5840 Gyro 1 Curr 2 9.60 Pitch Bias -1.8840 Gyro 2 Curr 1 103.20 Yaw Bias -0.9215 Gyro 2 Curr 2 98.40 Current Data: UTC 2004:021:19:00:04 (Jan21) f_ACE 8.24e+04 F_CRM 1.14e+09 Kp 1.7 R km 119166A Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 1.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 8.24e+04 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.01 GOES-10 P5 flux, in RADMON P41GM units : 0.01 GOES-12 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2004:020:21:14:00 Geocentric Distance (km), Orbit Leg : 119134 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.65026866000e+05 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.44107556522e+10 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.13617131120e+09 Observed Expected -------- -------- PCAD MODE = NPNT NPNT CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 0 0 RA = 210.8371 deg 210.8371 DEC = 54.3679 deg 54.3679 ROLL = 79.57 deg 79.57 Format = 2 2 OBSID = 5296 5296 SIM FA = -467 -468 SIM TSC = -99616 -99616 HETGA = 79.46 deg (OUT) OUT LETGB = 77.59 deg (OUT) OUT HRC IM PS = ON, 53, 42 SP PS = OFF, 0, 0 Shield 1 HV = OFF, 0 Shield 2 HV = OFF, 0 Valid Event Rates 1:2 = 0:0 Shield Event Rates 1:2 = 0:0 ACIS FP Temp = -119.7 DEA Pwr = 26.5 DPA Pwr = 12.5 Science State = Science Idle 2) Radiation The ACE radiation environment is high and increasing. The GOES proton radiation flux is slightly elevated. ACE 2 hr fluence is 5.0e8 (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 --------------------------------------------------------------------------------------- 800449 05006 0 A773 2004:021:04:54:59.980 20.0 ACIS-I NONE ok