Skip to main content

MCST Banner Image

Pm1weekly_2026_248_2026_254

MODIS IOT Aqua Weekly Report
Mission Operations Days: 2026/248 through 2026/254
September 5, 2026 00:00:00 GMT to September 11, 2026 23:59:59 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
   
Component State(s) Comment
Blackbody A Off; B On (285K) Nominal Science Mode
Calibration Electronics A Off; B On Nominal Science Mode
Control Processor A Off; B On Nominal Science Mode
Nadir Door Unlatched, Open Nominal Science Mode
Space View Door Unlatched, Open Nominal Science Mode
Solar Diffuser Door Unlatched, Closed Nominal Science Mode
FDDI Formatter A Off; B On Nominal Science Mode
FDDI Port A Off; B On Nominal Science Mode
FIFO Memory #1 & #2 Off; #3 & #4 On Nominal Science Mode
Format Processor A Off; B On Nominal Science Mode
Power Supplies #1 Off, #2 On Nominal Science Mode
PV VIS FPA A Off; B On Nominal Science Mode
PV NIR FPA A Off; B On Nominal Science Mode
PV SMIR FPA A Off; B On Nominal Science Mode
PV LWIR FPA A Off; B On Nominal Science Mode
PC LWIR FPA A Off; B On Nominal Science Mode
RC Outgas Heaters All 3 (CS, IS, OS) Off Nominal Science Mode
RC LWIR FPA Heater Off Nominal Science Mode
RC SMIR FPA Heater On (83K) Nominal Science Mode
Scan Assembly A Off; B On Nominal Science Mode
SDSM Off Nominal Science Mode
SRCA

Off

  • 10W Lamps - 1 (functional)
  • 10W Lamps - 2, 3, 4 (non-functional)
  • 1W Lamps - 1, 2 (functional)
Nominal Science Mode
PS1 Survival Heaters Enabled Nominal Science Mode
PS2 Survival Heaters Enabled Nominal Science Mode
Timing Generator A Off; B On Nominal Science Mode
Flight Software

Rev BJ + 1 set of patches

  • CP07 to Safe Mode - No FR OFF Command (1 patch)
Nominal Science Mode
Inhibit Ids Set None Nominal Science Mode
This Week's Completed MODIS Activities:
---
Saturday, September 5, 2026
--

Nighttime Day Mode Observations

2026/248 23:38:05   MCL MOD_OA03_FR_DAY_RATE.1 

 
Sunday, September 6, 2026
--
Nighttime Day Mode Observations

2026/249 00:17:33   MCL MOD_OA03_FR_NIGHT_RATE.2       (10:00 early)

2026/249 00:41:36   MCL MOD_OA03_FR_DAY_RATE.1 

2026/249 01:01:36   MCL MOD_OA03_FR_NIGHT_RATE.2 

2026/249 01:26:37   MCL MOD_OA03_FR_DAY_RATE.1        (10:00 late) 

2026/249 02:06:05   MCL MOD_OA03_FR_NIGHT_RATE.2 

 

Monday, September 7, 2026

--
2026/250 21:24:21 - 21:38:19 MCL MOD_OA16_SDSM_SCREEN.2
OA-16: SD/SDSM Screened – B-side
 
2026/250 23:02:53 - 23:16:51 MCL MOD_OA15_SDSM_OPEN.1
OA-15: SD/SDSM Open – B-side
 
Tuesday, September 8, 2026
--

None

 

Wednesday, September 9, 2026

--
None
 

Thursday, September 10, 2026

--

None

 

Friday, September 11, 2026

--
None
 
This Week's Scheduled MODIS Activities Not Completed:
---
None
 
This Month's MODIS Events:
---
September's routine activities include regular SD/SDSM calibrations (2026/250), a SRCA Radiometric Calibration (2026/245), a SRCA Spectral Calibration (2026/259), a Nighttime Day Mode Calibration (2026/249), and a Lunar Calibration (2026/268).
 
Next Week's MODIS Events:
---
Wednesday, September 16, 2026
--

2026/259 13:07:17 – 13:07:33 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 

SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode. 

 

2026/259 13:10:18 – 14:02:00 MCL MOD_OA22_SRCA_FULL_SPECT_1.2 

OA-22: SRCA Full Spectral Calibration Part 1 10W-lamp 

Data Collect: 13:26:12 – 14:01:59 

 

2026/259 18:22:24 – 18:56:56 MCL MOD_OA22_SRCA_FULL_SPECT_2.2 

OA-22: SRCA Full Spectral Calibration Part 2 10W-lamp 

Data Collect: 18:22:24 – 18:56:55 

 

2026/259 19:41:28 – 19:41:44 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 

SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode. 

 

2026/259 19:44:28 – 20:35:29 MCL MOD_OA22_SRCA_FULL_SPECT_3.1 

OA-22: SRCA Full Spectral Calibration Part 3 10W-lamp 

Data Collect: 20:00:55 – 20:35:28 

 

2026/259 21:43:32 – 22:21:33 MCL MOD_OA22_SRCA_FULL_SPECT_4.1 

OA-22: SRCA Full Spectral Calibration Part 4 10W-lamp 

Data collect: 21:43:32 – 22:21:32

 
Maneuvers:
---
None
 
MODIS Anomalies:
---
None
 
General Instrument Comments:
 
FM1 MODIS is in Science Mode. The SVD and NAD are open, the survival
heaters are enabled, and the Blackbody 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 web pages. There are directions
at the URL below for how to obtain a username/password.

 

 
Limited Life Item Status:
 
SRCA 10W Lamp #1: 400.7 of 500 hours
SRCA 10W Lamp #2: 188.1 of 500 hours
SRCA 10W Lamp #3: 205.7 of 500 hours
SRCA 10W Lamp #4: 135.1 of 500 hours
 
SRCA 1W Lamp #1: 536.6 of 5000 hours
SRCA 1W Lamp #2: 329.8 of 5000 hours
 
Solar Diffuser Door: 4496 of 3022 Movements
Nadir Aperture Door: 1055 of 1316 Movements
Space View Door: 636 of 1316 Movements