ACE Weekly 02/18/05 - 02/24/05

All ACE spacecraft subsystems are performing nominally.

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Orbit/Attitude:

Maneuvers completed
	Type          Attitude
	Date          02/18/05
	DOY           049 2005
	Thrusters     2R 4R+ 4R-
	Duration      9:50 minutes
	Start Time    16:41:27z
	Stop Time     16:51:17z
	Firing        50 pulses

The next attitude maneuver is scheduled for Friday 02/25/05.
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OCRs:

None

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Ongoing Activities:

The Sun-Earth-Vehicle (SEV) angle reached 1.435 deg on 02/21/05.  No
downlink problems were encountered.

Space Link Extension (SLE) - ACE SLE Requirements are currently under
review.

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Extra Activities:

None

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Anomalies:

DOY 049 (02/18/05) ACE Anomaly G05-0023  PATH variable not correctly defined
FOT file maintenance script failed to complete due to Unix path not being
explicitly given.  Script has been updated.
IMPACT:  None.  Script was successfully run from a terminal window.

DOY 054 (02/23/05) ACE Anomaly G05-0024  Loss of 0158 Monitor Data
DSN 0158 Monitor Data not delivered for the first 40 minutes of the support.
DR# N102676
IMPACT:  Minimal.

DOY 055 (02/24/05) ACE Anomaly G05-0025  GDS 26m (DSS-16) Antenna Stop
X-Axis stopped tracking unexpectedly.  DR# G105347
IMPACT:  Minimal.  21 minute data outage was after playback was complete.