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am1weekly_2008-285_2008-291

Mission Operations Days: 2008/285 to 2008/291
October 11, 2008 00:00:00 GMT to October 17, 2008 00:00:00 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 Electronics A 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 Off Nominal 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, 4 (functional)
  • 10W Lamps - 2, 3 (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, October 11, 2008

None

Sunday, October 12, 2008

None

Monday, October 13, 2008

None

Tuesday, October 14th, 2008

2008/288 20:03:30-20:12:18 ATC MOD_OA16_SDSM_SCRN_NO_DOOR_A.4
OA-16: SD/SDSM screened side A, no door movement.
2008/288 20:55:00-20:55:29 ATC MOD_SRCA_9_8_2_SETUP_CC.1
SRCA setup activity using 10W lamps 1 and 4, and 1W lamp 5, in constant current feedback mode
2008/288 21:02:29-21:33:54 ATC MOD_OA19_SRCA_FULL_RAD.1
OA-19: SRCA Full Radiometric Calibration.
Data collection 21:18:30-21:33:53 (centered on S/C Night)
S/C Night 21:08:44-21:42:41

Wednesday, October 15, 2008

None

Thursday, October 16, 2008

Inclination Adjustment Maneuver
2008/290 17:38:42 ATC Terra FOT begins 631 second spacecraft yaw slew to -90.47 degrees
2008/290 17:51:13 ATC Terra FOT begins 320 second delta-v burn
2008/290 18:00:15 ATC Terra FOT begins 631 second spacecraft yaw return slew to nominal pointing

Friday, October 17, 2008

None

This Week's Scheduled MODIS Activities Not Completed:

None

Upcoming MODIS Events:

Calibrations for October will include one monthly SRCA Full Radiometric, two screened SDSMs, one BB cycle, and one Lunar Roll.

Saturday, October 18, 2008

Lunar Roll Maneuver (-14.91 deg roll)
2008/292 18:54:26 ATC MOD_OA03_FR_NIGHT_RATE.1 (03:23 early)
2008/292 19:31:39-19:38:25 ATC MOD_OA08_ROLL_MAN.3
2008/292 19:50:29 ATC MOD_OA03_FR_DAY_RATE.2 (03:23 late)

Maneuvers:

Terra will be performing an Inclination Adjustment Maneuver (IAM) on DOY 297.

IAM (DOY 297):
297/ 17:37:58 Terminator Crossing to Night
297/ 17:44:55 -90.7 deg. Yaw start
297/ 17:45:40 Spacecraft Day/Night
297/ 17:57:25 Maneuver (burn) start
297/ 18:02:45 Maneuver (burn) end
297/ 18:07:12 +90.7 deg. Yaw start

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/

Limited Life Item Status:

SRCA 10W Lamp #1: 275.8 of 500 hours
SRCA 10W Lamp #2: 172.1 of 500 hours
SRCA 10W Lamp #3: 190.3 of 500 hours
SRCA 10W Lamp #4: 90.8 of 500 hours

SRCA 1W Lamp #1: 574.3 of 4000 hours
SRCA 1W Lamp #2: 281.9 of 4000 hours

Solar Diffuser Door: 2146 of 3022 Movements
Nadir Aperture Door: 540 of 1316 Movements
Space View Door: 443 of 1316 Movements

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