ACE Weekly 02/12/2014 - 02/19/2014 All ACE spacecraft subsystems are performing as expected. This weekly report covers 8 days in order to include the delayed maneuver on Wednesday 2/19. ======================================================================== Orbit/Attitude: Type Attitude Date 02/19/2014 DOY 050 2014 Thrusters 2R 4R+ 4R- Duration 6:54 min Start 13:32:23z Stop 13:39:17z HGAStart -8.58 deg HGAStop +8.90 deg SunStart 17.17 deg SunStop 13.62 deg SpinStart 4.9789 rpm SpinStop 4.9802 rpm Nutation 0.05 deg Firing 35 pulses FuelUsed 0.1150 lbm FuelRemain 108.7700 lbm FinalSCMass 1343.030 lbm The attitude maneuver was delayed 1 day due to illness affecting over half of the flight ops team. The next attitude maneuver is scheduled for Tuesday 02/25/2014. ======================================================================== OCRs: None ======================================================================== Activities: Data Capture: 100% DOY 040-047 2014 The DSCOVR mission has requested 5 certification ranging tests with ACE and the Near Earth Network (NEN) WS1 and the Santiago antennas. Mon 2/17 048 2055 2255 WS1 ACE Tue 2/18 049 2145 2245 WS1 ACE Wed 2/19 050 1630 1730 AGO ACE Wed 2/19 050 1830 1930 WS1 ACE Thu 2/20 051 1940 2040 WS1 ACE Thu 2/20 051 2130 2230 WS1 ACE ======================================================================== Anomalies: DOY 050 02/19/2014 S-ACE-0673 G14-0001 ITOS event log database The ITOS event log database (postgres service) has been causing excessive CPU usage when a new connection has been established. Multiple connections were established during the pass and ITOS to stop writing to the event log. The computer was rebooted and the system administrators are investigating. This problem last occurred on 12/24/2013. IMPACT: The ITOS event log (cmd times, etc) for half the pass on DOY 050 was lost.