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Mission Operations Days: 2011/092 through 2011/098
April 02, 2011 00:00:00 GMT to April 08, 2011 00:00:00 GMT

Aqua Spacecraft and MODIS Instrument Status:

PM-1 "Aqua" is in Fine Pointing Normal Mode
FM1 MODIS is in B-Side Nominal Science Mode
BlackbodyA Off; B On (285K)Nominal Science Mode
Calibration ElectronicsA Off; B OnNominal Science Mode
Control ProcessorA Off; B OnNominal Science Mode
Nadir DoorUnlatched, OpenNominal Science Mode
Space View DoorUnlatched, OpenNominal Science Mode
Solar Diffuser DoorUnlatched, ClosedNominal Science Mode
FDDI FormatterA Off; B OnNominal Science Mode
FDDI PortA Off; B OnNominal Science Mode
FIFO Memory#1 & #2 Off; #3 & #4 OnNominal Science Mode
Format ProcessorA Off; B OnNominal Science Mode
Power Supplies#1 Off, #2 OnNominal Science Mode
PV VIS FPAA Off; B OnNominal Science Mode
PV NIR FPAA Off; B OnNominal Science Mode
PV SMIR FPAA Off; B OnNominal Science Mode
PV LWIR FPAA Off; B OnNominal Science Mode
PC LWIR FPAA Off; B OnNominal Science Mode
RC Outgas HeatersAll 3 (CS, IS, OS) OffNominal Science Mode
RC LWIR FPA HeaterOffNominal Science Mode
RC SMIR FPA HeaterOn (83K)Nominal Science Mode
Scan AssemblyA Off; B OnNominal Science Mode
SDSMOffNominal Science Mode
  • 10W Lamps - 1, 4 (functional)
  • 10W Lamps - 2, 3 (non-functional)
  • 1W Lamps - 1, 2 (functional)
Nominal Science Mode
PS1 Survival HeatersEnabledNominal Science Mode
PS2 Survival HeatersEnabledNominal Science Mode
Timing GeneratorA Off; B OnNominal Science Mode
Flight SoftwareRev BJ + 1 set of patches
  • CP07 to Safe Mode - No FR OFF Command (1 patch)
Nominal Science Mode
Inhibit Ids SetNoneNominal Science Mode

This Week's Completed MODIS Activities:

Saturday, April 02, 2011


Sunday, April 03, 2011

2011/093 20:49:14-20:49:30 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1
SRCA setup activity using lamps 1, 4, and 5, and in constant current
feedback mode
2011/093 20:52:14-21:39:18 MCL MOD_OA23_SRCA_FULL_SPAT.2
OA-23: SRCA Full Spatial Calibration - B Side
Data Collect from 21:08:31-21:39:17 (centered in S/C Night)
S/C Night 21:07:02-21:40:46.

Monday, April 04, 2011

2011/094 20:42:30-20:56:28 MCL MOD_OA16_SDSM_SCREEN.2
OA-16: SD/SDSM Screened - B-Side
2011/094 22:21:23-22:35:21 MCL MOD_OA15_SDSM_OPEN.1
OA-15: SD/SDSM Open - B-Side

Tuesday, April 05, 2011


Wednesday, April 06, 2011


Thursday, April 07, 2011


Friday, April 08, 2011


This Week's Scheduled MODIS Activities Not Completed:


This Month's Upcoming MODIS Events:

Calibrations for April will include an SRCA Spatial (DOY 093), an SDSM Screened (DOY 094), an SDSM Opened (DOY 094), a Lunar Roll (DOY 104), an SRCA Spectral (DOY 111), and an SRCA Radiometric (DOY 115).

Thursday, April 14, 2011

Lunar Roll Maneuver (-4.5903 degree roll)
2011/104 05:02:06 MCL MOD_OA03_FR_DAY_RATE
2011/104 05:48:10 MCL MOD_OA03_FR_NIGHT_RATE (03:23 early)
2011/104 06:10:01-06:16:47 MCL MOD_OA08_ROLL_MAN
2011/104 06:44:22 MCL MOD_OA03_FR_DAY_RATE (03:23 late)
2011/104 07:30:26 MCL MOD_OA03_FR_NIGHT_RATE


Aqua Inclination Adjustment Maneuver (IAM) #30 was completed successfully on DOY 095 (04/05/2011). The loss of pointing accuracy times were 088/15:58:04 - 16:44:24.

MODIS Anomalies:


General Instrument Comments:

FM1 MODIS is in Science Mode. The SVD and NAD are open, the survival heaters are enabled, and the Black Body is heated to 285 K.

MODIS Telemetry Trends:

The FM1 MODIS instrument telemetry is trending nominally.

Non-MODIS Significant Events:

The EMOS mission status webpage (which includes instrument data loss records) can be found at the following URL. Note that a password is now required to access the EOS mission links webpages. There are directions at the URL below for how to obtain a username/password.

Limited Life Item Status:

SRCA 10W Lamp #1: 291.0 of 500 hours
SRCA 10W Lamp #2: 188.0 of 500 hours
SRCA 10W Lamp #3: 205.7 of 500 hours
SRCA 10W Lamp #4: 104.0 of 500 hours

SRCA 1W Lamp #1: 522.9 of 5000 hours
SRCA 1W Lamp #2: 274.9 of 5000 hours

Solar Diffuser Door: 2934 of 3022 Movements
Nadir Aperture Door: 1053 of 1316 Movements
Space View Door: 632 of 1316 Movements