ACE Weekly 06/18/2008 - 06/24/2008 All ACE spacecraft subsystems are performing nominally. ============================================================================ Orbit/Attitude: Type Attitude Date 06/23/2008 DOY 175 2008 Thrusters 2R 4R+ 4R- Duration 13:28 min Start 16:25:04z Stop 16:38:32z HGAStart -4.88deg HGAStop +7.20deg SunStart 10.01deg SunStop 6.49deg Nutation 0.37deg Firing 69 pulses FuelUsed 0.2224lbs FuelRemain 149.2444lbs FinalSCMass 1383.504lbs The next attitude maneuver is scheduled for Thursday 07/03/2008. =========================================================================== OCRs: None ============================================================================ Activities: There have been no updates on the JPL ISO router problem that resulted in several lost ACE passes in May (DOY 124-126 and DOY 134). ============================================================================ Anomalies: DOY 173 06/21/2008 S-ACE-0334 G08-0071 Postpass Procedure Not Executed The TPOCC mission software did not receive the directive to start the postpass procedure (G_ACEDOWN) from the ROBOTT automation software. The reason is unknown. IMPACT: Minimal. ACE SLE was not terminated and continued to attempt rebind to the station until EOT+10 minutes.