NOAA Office of Satellite and Product Operations

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MetOp-A SEM Subsystem Summary

Component Status:

Component
Description
Status
DPUSpace environment Monitor - Data Processing UnitGreen
MEPEDSpace environment Monitor - Medium Energy Proton DetectorGreen

Subsystem History:

Date Time Component Description
12/4/2013 14:45:00 DPU After manuver returned to nominal operating mode, first calibration occured 17:04
12/4/2013 8:47:00 DPU Placed into maneuver mode to support In-plane maneuver.
09/24/2013 14:28:00 DPU SEM transition to Routine Mode.
09/24/2013 8:40:00 DPU SEM transition to OFF/Maneuver mode to support maneuver.
06/26/201315:15:00DPUSEM Reactivation with IFC Calibrations.
06/26/201309:29:00DPUSEM transition to OFF/Maneuver mode to support maneuver.
04/16/201314:44:00 SEM Reactivation with IFC Calibrations; 1st IFC ran for: SEM TED IFC (17:03-17:10) SEM MEPED IFC: (17:03-18:46)
04/16/201308:57:00 SEM transition to OFF/Maneuver mode to prevent contamination to the CCDs. Outage between 08:57-14:44 UTC
03/21/201301:48:26 SEM Reactivation with IFC Calibrations
03/21/201300:00:00 SEM Reactivation with IFC Calibrations
03/20/201308:15:20 Commanded to Maneuver Mode to prevent contamination to the CCDs
11/21/201215:05:57 SEM Reactivation with IFC Calibrations after Maneuver execution was completed
11/21/201209:19:02 Commanded to Maneuver Mode to prevent contamination to the CCDs.
07/18/201215:13:06 SEM Reactivation with IFC Calibrations
07/18/201209:28:27 Commanded to Manuever Mode to prevent contamination to theu CCDs.
04/14/201219:47:00 IP Maneuver Configuration: Maneuver Mode Disabled / Operational Mode Enabled followed by IFCs
04/14/201216:20:00 IP Maneuver Configuration: Maneuver Mode Enabled. Reduced product quality of products should be expected.
03/02/201214:30:58DPUSEM Reactivation with IFC Calibrations.
03/02/201211:03:09DPUSEM transition to OFF/Maneuver mode to support maneuver.
10/23/201116:19:08 Recovery from PLSOL
10/22/201122:38:23 PLSOL Occurred
09/29/201101:45:00DPUSEM Reactivation. Data outage: 28/09/11 07:24 to 29/09/11 01:45.
09/29/201101:45:00 SEM Reactivation. Data outage: 28/09/11 07:24 to 29/09/11 01:45.
09/28/201107:24:00DPUTransition to OFF mode to support maneuvers.
09/28/201107:24:00 Transition to OFF mode to support maneuvers.
10/07/201005:40:33 SEM Reactivation. Data outage: 2010-278-07:32:47 to 2010-279-05:40:33.
10/06/201007:32:47DPUTransition to OFF mode to support maneuvers.
06/10/201009:36:08 IP Maneuver Configuration: All SEM components are commanded off. SEM MEPED Bias Voltage is then enabled. science data packets will contain only MEPED valid data between 2010-06-10 09:36:08 and 2010-06-10 15:22:35
12/10/200900:00:00 MetOp-A Maneuver
11/16/200909:06:06 NOAA SEM TED proton CDEM Level Setting to 4
09/17/200915:27:44 SEM Reactivation
09/17/200914:00:00 MetOp-A Out-of-Plane Maneuver
09/17/200909:11:17 SEM Deactivation (MEPED Bias ON)
06/18/200900:00:00 MetOp-A Maneuver
03/09/200912:40:56 SEM TED proton CDEM Level Set to 3
02/09/200910:42:00 SEM TED Proton CDEM Level from 1 to 2
02/09/200910:42:00 NOAA SEM TED proton CDEM Level Setting, SLL
01/22/200914:00:00 MetOp-A Maneuver
12/17/200815:57:12 SEM TED Proton CDEM Level from 0 to 1
04/24/200816:38:00 IP Maneuver Completion: SEM commanded to: uP A Selected, DPU A On, MEPED LV and BV On, TED Low Voltage On, TED Sweep Supply On, TED e & p CDEM HVPS On, uP A Watchdog Count and Status Reset, Science Packets are nominal.
04/24/200810:22:00 IP Maneuver Configuration: All SEM components are commanded off. SEM MEPED Bias Voltage is then enabled. No Science Data.
04/08/200807:32:26 OOP Maneuver Completion: SEM commanded to: uP A Selected; DPU A On, MEPED LV and BV On, TED Low Voltage On, TED Sweep Supply On, TED e & p CDEM HVPS On, uP A Watchdog Count and Status Reset, Science Packets are nominal.
04/08/200804:37:00 OOP Maneuver Configuration: All SEM components are commanded off. SEM MEPED Bias Voltage is then enabled. No Science Data.
03/21/200814:25:00 PLSOL Recovery
03/19/200823:21:13 PLSOL occurred
01/17/200811:34:00 PLSOL Recovery
01/16/200813:46:00 PLSOL occured
10/01/200713:42:00 Increase SEM TED electron detector bias to level 1 (from level 0)
09/19/200715:50:00 SEM IFC Caibration after turn on
09/19/200714:02:52 Turn on SEM after autonomous turn off
09/17/200706:05:00 Data interruption due to autonomous payload switch off. Investigation and recovery underway.
05/22/200712:00:00MEPEDMetOp-2 went operational
05/22/200712:00:00DPUMetOp-2 went operational
05/22/200700:00:00 MetOp-2 went operational