ACE Weekly 02/08/2011 - 02/14/2011

All ACE spacecraft subsystems are performing nominally.

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Orbit/Attitude:

No maneuvers were performed this week.  The next attitude maneuver and
station keeping #57 are scheduled for Friday 02/25/2011.

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OCRs:

DOY 040 (02/09/2011)   MMOC-0255  Relocation of ACE Legacy Systems
The last pieces of equipment have been removed from the old ACE MOC.  A
couple of computers from String 1 have been kept, and can run the old
TPOCC software.  These old computers are running but disconnected from
the network.


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Activities:

Data Capture:  100%  DOY 037-044 2011


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Anomalies:

DOY 039  02/08/2011  S-ACE-0584  G11-0012  DSS-27 Antenna Stop
DSS-27 ground antenna stopped tracking at 1628z (55 minutes after BOT).
Tracking was restored at 1701z and uplink restored at 1704z.  Subsequent
commands to DSS-27 via SLE returned "command negative: unable to
process".  The SLE FCLTU needed to be manually disconnected and
reconnected.  The command negative problem last occurred on 10/08/2010
(AR#G10-0058).  DR#G111057
IMPACT:  No data to NOAA Space Weather for 33 minutes.  SSR playback
completed on following pass.  Manual intervention required for
commanding.