[Isocops] IBEX ACE Reset FRB 14 Feb 12 @4:30pm EST
Ibex Mission Operations
ibexops at gmail.com
Tue Feb 14 13:42:27 EST 2012
Guys,
We have experienced a ACE reset at approximately 14 Feb 12 @ 0000 UTC
The following telemetry points were observed during the Orbit# 155 Tracking
contact @32_re ascending
We were currently heading into a star tracker outage with a 90% during the
tracking contact
The FC was dumped and data in review at this time
1. Start Tracker = ON
2. Uptimes
ACT=64778
ECT=713723
FCT=713715
3. Thruster on times = (0) for all 4 thrusters
4. Star Tracker PWR cycle= NO
5. IBEX Spin Vectors
0.53481100ActNor.EstInrToBdy[0]
0.58144600ActNor.EstInrToBdy[1]
0.06986830ActNor.EstInrToBdy[2]
0.60911100ActNor.EstInrToBdy[3]
1013270000.000ActNor.EstTime
*IBEX Spin Zxis (+Z S/C)
*Right Ascension - RA323.936deg
Declination - DEC-14.371deg
*IBEX Spin Axis vs. Sun Vector
*IBEX Sun Angle-3.794deg
* Precession Maneuver*
MPS Diff0.795deg
MPS Diff should be < 1.5 --
Sheral R. Wesley
SPVR., Satellite Operations
IBEX Mission OPS
(304) 279-6678
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