Date |
Time |
Component |
Description |
10/03/2006 | 18:00:00 | | Restore SEM to standard operational configuration |
09/28/2006 | 17:05:00 | | Major spacecraft attitude perturbation resulted in autonomous battery undervoltage safing macro implementation turning off SEM. |
12/16/2003 | 15:30:00 | TED | Set TED electron power supply bias voltage to operational level. Recovery ops complete. |
12/16/2003 | 13:57:00 | TED | SEM TED pulse height discriminatinator to level-4 (operational value). |
12/16/2003 | 13:56:00 | TED | TED electron and proton channel biases to level 1 to continue recovery ops. |
12/16/2003 | 13:55:00 | TED | Turn TED high voltage on to continue recovery. |
12/16/2003 | 13:53:00 | TED | Turn TED ON to continue SEM recovery . |
12/16/2003 | 13:53:00 | TED | Turn TED off for SEM recovery operations |
12/16/2003 | 09:45:00 | TED | SEM TED Autonomous Reset. |
03/10/2003 | 16:04:00 | TED | TED electron and proton channel biases to known levels |
03/10/2003 | 16:04:00 | TED | Turn TED high voltage on |
03/10/2003 | 16:04:00 | TED | Turn TED off |
03/10/2003 | 16:04:00 | TED | Turn TED On |
03/10/2003 | 16:04:00 | TED | Sets pulse height discriminatinator levels to operational values |
03/10/2003 | 16:04:00 | TED | Set electron power supply bias voltage to operational level |
12/14/2002 | 22:12:00 | TED | TED electron and proton channel biases to known levels |
12/14/2002 | 22:10:00 | TED | Turn TED high voltage on |
12/14/2002 | 22:08:00 | TED | Turn TED On |
12/14/2002 | 22:06:00 | TED | Turn TED off |
12/14/2002 | 10:40:00 | TED | SEM autonomous reset, recovery ops to Level 4 followed |
12/14/2002 | 03:20:00 | TED | Set electron power supply bias voltage to operational level |
12/14/2002 | 03:18:00 | TED | Sets pulse height discriminatinator levels to operational values |
09/01/2002 | 00:00:00 | TED | SEM Autonomous Reset |
10/26/2001 | 01:50:00 | TED | Power cycled SEM TED. Set electron and proton biases to level 1, PHD to level 4, MUX to normal mode and set electron channeltron HV to level 0. |
10/25/2001 | 20:35:00 | TED | SEM TED bias reset |
02/19/2001 | 00:00:00 | TED | SEM testing stepped through PHD levels 1, 3 and 4. |
02/08/2001 | 19:00:00 | TED | SEM PHD levels changed from 2 to 4 |
01/31/2001 | 15:30:00 | TED | SEM PHD increased |
01/24/2001 | 00:00:00 | TED | SEM auto shutdown and restart |
01/18/2001 | 07:00:00 | TED | SEM auto shutdown and restart @ 11:15 |
04/15/1999 | 00:00:00 | TED | SEM 300 KeV electron level channels failed, housekeeping data nominal |
11/10/1998 | 00:00:00 | TED | SEM TED attempts to configure back to Level 2 unsuccessful, configured back to Level 0. |
10/28/1998 | 00:00:00 | TED | Power cycled SEM TED due to high electron and proton activity. Commanded to level 1 |
01/20/1995 | 00:00:00 | | SEM one of 4 telescopes is not operational, 12% data loss. |
12/30/1994 | 10:36:00 | TED | On Orbit |
12/30/1994 | 10:36:00 | DPU | On Orbit |
12/30/1994 | 10:36:00 | MEPED | On Orbit |