ACE Weekly 07/31/2013 - 08/06/2013

All ACE spacecraft subsystems are performing as expected.

========================================================================
Orbit/Attitude:

	Type         Attitude
	Date         08/06/2013
	DOY          218 2013
	Thrusters    2R 4R+ 4R-
	Duration     5:22 min
	Start        16:45:09z
	Stop         16:50:31z
	HGAStart     -8.82 deg
	HGAStop      +8.95 deg
	SunStart     10.96 deg
	SunStop       8.03 deg
	SpinStart    4.9466 rpm
	SpinStop     4.9476 rpm
	Nutation      0.07 deg
	Firing       27 pulses
	FuelUsed       0.0915 lbm
	FuelRemain   112.8528 lbm
	FinalSCMass  1347.113 lbm

The next attitude maneuver is scheduled for Tuesday 08/13/2013.

========================================================================
OCRs:

None

========================================================================
Activities:

Data Capture:  100%  DOY 209-216 2013

DSN has rescheduled the decommissioning DSS-27 to 12/23/2013 (originally
planned for 12/08/2013).  This will leave DSN with 12 remaining
antennas.  ACE has been using DSS-27 for ~70% of our DSN support (~26
out of ~36 hours per week).  The following table shows average DSS-27
usage per mission for 2013.

	         Before LADEE    After LADEE launch
	          Weeks 1-35      Weeks 36-44
	SOHO     32 hours/week   24 hours/week   (averages)
	Chandra  29 hours/week   24 hours/week
	ACE      26 hours/week   18 hours/week
	Cluster   7 hours/week    6 hours/week
      LADEE                    38 hours/week

========================================================================
Anomalies:

None