See http://cxc.harvard.edu/mta/SOT_reports/sot-shift.html
Shift L4696.
Start at 151:13:00 GMT
PLAN
----
At the 150:1200-1300z comm pass Chandra was observed to be in safemode.
Investigation and recovery is underway.
NOTES/ISSUES/PROBLEMS
---------------------
From the 9am status meeting:
3 Supports Completed (Total time: 11.4 hours).
CAPs:
1243 151/1007z Recover from day 2012:150 Safe Mode Transition
1075A 151/1004z Disable/Enable SCS 26
Space weather:
Quiet.
Solar Activity Forecast: Solar activity is expected to remain
very low with C-class events likely for the next three days
(30 May - 01 June).
MP:
Safemode recovery in work.
Eng:
No issues.
GOT:
No issues.
Quick look data:
----------------
None
Next Comms:
-----------
Support (GMT) BOT EOT Station Site Track time (local)
--------------- ---- ---- --------- --------- -------------------------
151/1335-1645 1435 1630 DSS-24 GOLDSTONE 1035-1230 EDT, Wed 30 May
151/1810-2025 1910 2010 DSS-27 GOLDSTONE 1510-1610 EDT, Wed 30 May
152/0105-0320 0205 0305 DSS-65 MADRID 2205-2305 EDT, Wed 30 May
152/0935-1150 1035 1135 DSS-27 GOLDSTONE 0635-0735 EDT, Thu 31 May
152/1820-2035 1920 2020 DSS-27 GOLDSTONE 1520-1620 EDT, Thu 31 May
SNAPSHOT summary:
----------------
UTC 2012:151:14:45:19 (May30) f_ACE 2.76e+01 F_CRM 6.28e+07 Kp 3.3 R km 150543A
OBT 2012:151:14:44:44 CTUVCDU 58877 OBC s/w NRML FMT4_NORM CPEstat NORM
OBT 454776284.17 ONLVCDU 58872 OBC Errs 0
OBSID 0 EPState SUN
SIM TTpos -99616 HETG Angle 78.71 PCADMODE NSUN RA 1.271 Bus V 29.30
SIM FApos -467 LETG Angle 76.84 PCONTROL SPNT Dec 4.108 Bus I 26.97
AOFSTAR GUID Roll 1.068
ACA Object SSSSSSSS Dither DISA HRC-I HV OFF
ACA ImFunc NRRNRNRN Dith Yang 0.00 Yaw Rate -13.87 HRC-S HV ON
ACA CCD Temp -18.5 Dith Zang 0.00 Pitch Rate -6.31 SHLD HV 0.0
ACA Int Time 0.705 Roll Rate 0.68 EVT RT 0
AOACSTAT OK FSS SunBeta SUN SHLD RT 0
FSS Alfa 0.02 Batt 1 SOC 100.00%
Avg HRMA Temp 70.63 FSS Beta -0.02 Batt 2 SOC 100.00% ACIS Stat7-0 67
Avg OBA Temp 65.37 SA Resolv 90.11 Batt 3 SOC 100.00% Cold Rad -127.9
OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -89.3
OBA Trng Fault NFLT +Y SA Amps 13.14 RadMon DISA
HRMA power 77.10 SCS 128 DISA -Y SA Amps 13.53 EPHIN Geom VLD
OBA power 78.70 SCS 129 DISA +Y SA Temp 111.12 E150 7307264.0
SCS 130 DISA -Y SA Temp 111.43 E300 315392.0
Roll Mom. 0.807 SCS 131 DISA E1300 1.0
Pitch Mom. -1.682 SCS 132 DISA EPH A-Leak 1.0200 UpLCmdAcc 21382
Yaw Mom. -11.026 SCS 133 DISA EPH B-Leak 0.0000 Cmd Rej A 19
PMTANKP 167.718 SCS 107 INAC EPH temp 144.33
Gyro 2 Curr 1 103.20 EPH 27I 17.37 M Unload MON
Gyro 2 Curr 2 108.00 Roll Bias -0.5779 TSC Move STOP
Prop. line 03 116.70 Pitch Bias 0.1900 CTX A PWR 36.32 FA Move STOP
Prop. line 04 113.47 Yaw Bias 0.4232 CTX A Volts 3.52 OTG Move DISA
UTC 2012:151:14:45:19 (May30) f_ACE 2.76e+01 F_CRM 6.28e+07 Kp 3.3 R km 150543A
Currently scheduled FPSI, OTG : HRC-S NONE
Estimated Kp : 3.33
ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.76e+01
GOES-15 P2 flux, in RADMON P4GM units : 0.28
GOES-13 P2 flux, in RADMON P4GM units : 0.20
GOES-15 P5 flux, in RADMON P41GM units : 0.16
GOES-13 P5 flux, in RADMON P41GM units : 0.20
GOES-13 E > 2.0 MeV flux (p/cm^2-s-sr) : 202.0
Orbit Start Time : 2012:150:10:14:04
Geocentric Distance (km), Orbit Leg : 150532 A
CRM Region : 1 (Solar_Wind)
External Proton Flux (p/cm^2-s-sr-MeV) : 2.7600e+01
Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00
External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.9803e+09
Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.2831e+07