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MODIS IOT Terra Weekly Report

Mission Operations Days: 2005/225 through 2005/231
August 12, 2005 20:00:00 GMT to August 19, 2005 20:00:00 GMT

Terra Spacecraft and MODIS Instrument Status:

AM-1 "Terra" is in Normal Mode
PFM MODIS is in A-Side Nominal Science Mode
(Cross Strapped with FR B)
Component State(s) Comment
Blackbody A On (290K); B Off Nominal Science Mode
Calibration ElectronicsA On; B Off Nominal Science Mode
Control Processor A On; B Off Nominal Science Mode
Nadir Door Unlatched, Open Nominal Science Mode
Space View Door Unlatched, Open Nominal Science Mode
Solar Diffuser Door Unlatched, Screened Permanent Configuration
FDDI Formatter A On; B Off Nominal Science Mode
FDDI Port A On; B Off Nominal Science Mode
FIFO Memory #1 & #2 On; #3 & #4 OffNominal Science Mode
Format Processor A Off; B On Nominal Science Mode
Power Supplies #1 On, #2 Off Nominal Science Mode
PV VIS FPA A On; B Off Nominal Science Mode
PV NIR FPA A On; B Off Nominal Science Mode
PV SMIR FPA A On; B Off Nominal Science Mode
PV LWIR FPA A On; B Off Nominal Science Mode
PC LWIR FPA A On; B Off Nominal Science Mode
RC Outgas Heaters All 3 (CS, IS, OS) Off Nominal Science Mode
RC LWIR FPA Heater On (83K) Nominal Science Mode
RC SMIR FPA Heater Off Nominal Science Mode
Scan Assembly A On; B Off Nominal Science Mode
SDSM Off Nominal Science Mode
SRCA Off
  • 10W Lamps - 1, 3, 4 (functional)
  • 10W Lamps - 2 (non-functional)
  • 1W Lamps - 1, 2 (functional)
 Nominal Science Mode
PS1 Survival Heater Enabled Nominal Science Mode
PS2 Survival Heater Enabled Nominal Science Mode
Timing Generator A On; B Off Nominal Science Mode
Flight Software Rev BD + 11 sets of patches
  • CP07 to Survival Mode - No SDD to closed command (1 patch)
  • CP07 to Safe Mode - No FR OFF Command (1 patch)
  • CP07 to Safe Mode - No SDD to closed command (1 patch)
  • CP07 to Science Mode - Turn on FRB instead of FRA (1 patch)
  • CP07 to Outgas and Science Mode - Turn on FRB instead of FRA (1 patch)
  • FR Error Counting and Statistics (2 patches)
  • FR 1000ms time code patches (3 patches)
  • FR Band 5 Gain Change (20 commands)
  • FR BB Ideal Output Values (1 patch)
  • FR A EEPROM KME Fast 1 word patch (1 patch)
  • FR B EEPROM KME Fast 1 word patch (1 patch)
 Nominal Science Mode
Inhibit Ids Set none Nominal Science Mode
TMON 66 Disabled Nominal Science Mode
TMON 67 Disabled Nominal Science Mode
TMON 68 Enabled Nominal Science Mode
TMON 69 Disabled Nominal Science Mode

This Week’s Completed MODIS Activities:

Saturday, August 13, 2005

None

Sunday, August 14, 2005

None

Monday, August 15, 2005

None

Tuesday, August 16, 2005

None

Wednesday, August 17, 2005

None

Thursday, August 18, 2005

None

Friday, August 19, 2005

None

This Week’s Scheduled MODIS Activities Not Completed:

None

Upcoming MODIS Events:

Calibrations for August will include biweekly SDSM and quarterly SRCA Full Spatial.

Tuesday, August 23, 2005

Lunar Roll Maneuver (-6.8086 deg roll)
2005/235 17:08:09-17:39:54 ATC MOD_OA03_FR_NIGHT_RATE (03:23 early)
2005/235 17:39:54-17:46:40 ATC MOD_OA08_ROLL_MAN
2005/235 18:04:14-18:50:26 ATC MOD_OA03_FR_DAY_RATE (03:23 late)
2005/235 21:10:44-21:19:32 ATC MOD_OA16_SDSM_SCRN_NO_DOOR_A.4 OA-16: SD/SDSM screened side A, no door movement.
2005/235 23:25:00-23:25:31 ATC MOD_SRCA_11_3_8_2_SETUP_CC.1 SRCA setup activity using lamp #4 in lieu of lamp #2 and in constant current feedback mode
2005/235 23:32:00-00:30:11 ATC MOD_OA23_SRCA_FULL_SPAT_A.4 OA-23: SRCA Full Spatial Calibration - A Side
Data collection from 23:47:54-00:28:56

Maneuvers:

The next Terra MODIS Lunar Calibration Roll will be on DOY 2005/235 (August 23, 2005). The roll angle will be -6.8086 degrees. Data collect will be from 17:40:02 - 17:46:32 .

MODIS Anomalies:

None

General Instrument Comments:

MODIS is in Science Mode, using all A-side components, but cross-strapped to Formatter B, with the blackbody maintained at 290K and the Solar Diffuser Door at the Screened position.

MODIS Telemetry Trends:

Nominal telemetry trending is ongoing.

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 web pages. There are directions at the URL below for how to obtain a username/password.

http://jupiter02.gsfc.nasa.gov/links/links.htm

Limited Life Item Status:

SRCA 10W Lamp #1: 246.1 of 500 hours
SRCA 10W Lamp #2: 172.1 of 500 hours
SRCA 10W Lamp #3: 186.0 of 500 hours
SRCA 10W Lamp #4: 75.5 of 500 hours

SRCA 1W Lamp #1: 568.6 of 4000 hours
SRCA 1W Lamp #2: 278.7 of 4000 hours

Solar Diffuser Door: 2146 of 3022 Movements
Nadir Aperture Door: 538 of 1316 Movements
Space View Door: 441 of 1316 Movements

Responsible Civil Servant: Ed Masuoka

Email the MODIS IOT to report any problem with the MODIS IOT Web Pages.
Email the MCST Webmaster to report any problem with the MCST Web Pages.
Email the MCST Helpdesk to ask a question about Level 1B usage, algorithms or software.

Last Update: Wednesday, 07-Sep-2005 10:24:01 EDT

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