See http://cxc.harvard.edu/mta/SOT_reports/sot-shift.html

Shift L6441.
    Start at 069:13:00 GMT

PLAN
----
Perform recovery from Bright Star Hold.

NOTES/ISSUES/PROBLEMS
---------------------
From the 9am status meeting:
3 Supports completed in the last 24 hours (total time: 5.9 hours)
4 SSR dumps

1 CAP: 893A, 069/0606z, DISA SCS 29 (Post Bright Star Hold)

At 2017:068:17:00:42 Chandra transitioned to Bright Star Hold
following the maneuver to obsid 50255. The transition was
nominal, science instruments were safed properly, and all
telemetry appears as expected. Recovery is planned during the
10:05am DSS-65 pass.

Radiation:

Solar activity is expected to be very low on days one, two,
and three (10 Mar, 11 Mar, 12 Mar).

MP:
The science mission recovery will target the 9:45pm DSS-54
pass for uplink.

Eng:
Based on initial examination of telemetry there was an error on
the final attitude after the maneuver to obsid 50522 sufficient
to cause star acquisition to fail. The cause appears to be a
gyro bias excursion.

GOT:
No issues.

Quick look data:
----------------
OBSID Target     Instr  Grat
----- ------     -----  ----
20023 Abell 1914 ACIS-I NONE
18903 J1012-3124 ACIS-S NONE
19737 W1322-0328 ACIS-S NONE

Next Comms:
-----------
Support (GMT)   BOT  EOT  Station   Site       Track time (local)      
--------------- ---- ---- --------- ---------  -------------------------
069/1405-1620   1505 1605 DSS-65    MADRID     1005-1105 EST, Fri 10 Mar
070/0145-0400   0245 0345 DSS-54    MADRID     2145-2245 EST, Fri 10 Mar
070/1030-1245   1130 1230 DSS-15    GOLDSTONE  0630-0730 EST, Sat 11 Mar
070/1945-2200   2045 2145 DSS-54    MADRID     1545-1645 EST, Sat 11 Mar
071/0230-0445   0330 0430 DSS-24    GOLDSTONE  2230-2330 EST, Sat 11 Mar
071/1030-1245   1130 1230 DSS-36    CANBERRA   0730-0830 EDT, Sun 12 Mar
071/1855-2110   1955 2055 DSS-24    GOLDSTONE  1555-1655 EDT, Sun 12 Mar

SNAPSHOT summary:
----------------
UTC 2017:069:11:59:01 (Mar10) f_ACE 2.11e+01 F_CRM 0.00e+00 Kp 4.3 R km 107905A
OBT 2017:069:11:55:49  CTUVCDU  7806719  OBC s/w NRML  FMT2_NORM   CPEstat NORM
OBT      605534149.08  ONLVCDU  7806704  OBC Errs   0
                                                     OBSID  50255  EPState  SUN
SIM TTpos  -99616  HETG Angle 78.34  PCADMODE NPNT   RA    41.345  Bus V  28.36
SIM FApos    -535  LETG Angle 76.84  PCONTROL NPNT   Dec  -42.445  Bus I  24.94
                                     AOFSTAR  BRIT   Roll 244.955
ACA Object SSSSSSSS    Dither  ENAB                                HRC-I HV OFF
ACA ImFunc RTTTTTTT    Dith Yang   7.94    Yaw Rate      0.03      HRC-S HV  ON
ACA CCD Temp  -12.1    Dith Zang   6.98    Pitch Rate   -0.26      SHLD HV  0.0
ACA Int Time  0.705                        Roll Rate     0.01      EVT RT     0
AOACSTAT         OK    FSS SunBeta  SUN                            SHLD RT    0
                       FSS Alfa   -1.27    Batt 1 SOC  100.00%
Avg HRMA Temp 71.56    FSS Beta   30.65    Batt 2 SOC  100.00%  ACIS Stat7-0 66
Avg OBA Temp  62.55    SA Resolv  59.39    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   12.37   RadMon     DISA
HRMA power    29.90    SCS 128  INAC       -Y SA Amps   12.37   EPHIN Geom  VLD
OBA power     43.20    SCS 129  INAC       +Y SA Temp  116.58   E150  7618560.0
                       SCS 130  INAC       -Y SA Temp  116.95   E300    20672.0
Roll Mom.     3.990    SCS 131  DISA                            E1300       1.0
Pitch Mom.    6.107    SCS 132  DISA       EPH A-Leak  1.0200   UpLCmdAcc 32813  
Yaw Mom.      5.316    SCS 133  DISA       EPH B-Leak  0.0000   Cmd Rej A   141  
PMTANKP     116.560    SCS 107  DISA       EPH temp    147.16  
Gyro 2 Curr 1 100.80                       EPH 27I       6.95   M Unload    MON
Gyro 2 Curr 2 122.40   Roll Bias  -0.1654                       TSC Move   STOP
Prop. line 03 168.93   Pitch Bias -1.8921  CTX A PWR    36.38   FA Move    STOP
Prop. line 04 131.94   Yaw Bias   -1.1455  CTX A Volts   3.52   OTG Move   DISA


UTC 2017:069:13:46:01 (Mar10) f_ACE 1.98e+01 F_CRM 0.00e+00 Kp 3.3 R km 113888A

                    Currently scheduled FPSI, OTG : HRC-S NONE
                                     Estimated Kp : 3.33
        ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.98e+01
           GOES-13 P2 flux, in RADMON P4GM  units : 0.32
           GOES-15 P2 flux, in RADMON P4GM  units : 0.24
           GOES-13 P5 flux, in RADMON P41GM units : 0.20
           GOES-15 P5 flux, in RADMON P41GM units : 0.18
           GOES-13 E > 2.0 MeV flux (p/cm^2-s-sr) : 10800.0
                                 Orbit Start Time : 2017:068:21:04:01
              Geocentric Distance (km), Orbit Leg : 113784 A
                                       CRM Region : 3 (Magnetosphere)
           External Proton Flux (p/cm^2-s-sr-MeV) : 1.1383e+04
         Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00
  External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.8150e+09
Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00