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Pm1weekly_2025_263_2025_269

MODIS IOT Aqua Weekly Report
Mission Operations Days: 2025/263 through 2025/269
September 20, 2025 00:00:00 GMT to September 26, 2025 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:
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Saturday, September 20, 2025
--
None
 
Sunday, September 21, 2025:
--
None
 
Monday, September 22, 2025
--
2025/265 21:01:54 - 21:15:52 MCL MOD_OA16_SDSM_SCREEN.2
OA-16: SD/SDSM Screened – B-side
 
2025/265 22:40:29 - 22:54:27 MCL MOD_OA15_SDSM_OPEN.1
OA-15: SD/SDSM Open – B-side
 
Tuesday, September 23, 2025
--
None
 
Wednesday, September 24, 2025
--
2025/267 13:15:09 – 13:15:25 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 
SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode. 
 
2025/267 13:18:09 – 14:09:51 MCL MOD_OA22_SRCA_FULL_SPECT_1.2 
OA-22: SRCA Full Spectral Calibration Part 1 10W-lamp 
Data Collect: 13:34:03 – 14:09:50 
 
2025/267 18:30:24 – 19:04:56 MCL MOD_OA22_SRCA_FULL_SPECT_2.2 
OA-22: SRCA Full Spectral Calibration Part 2 10W-lamp 
Data Collect: 18:30:24 – 19:04:55 
 
2025/267 19:49:31 – 19:49:47 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 
SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode. 
 
2025/267 19:52:31 – 20:43:32 MCL MOD_OA22_SRCA_FULL_SPECT_3.1 
OA-22: SRCA Full Spectral Calibration Part 3 10W-lamp 
Data Collect: 20:08:58 – 20:43:31 
 
2025/267 21:48:35 – 22:26:36 MCL MOD_OA22_SRCA_FULL_SPECT_4.1 
OA-22: SRCA Full Spectral Calibration Part 4 10W-lamp 
Data collect: 21:48:35 – 22:26:35
 
Thursday, September 25, 2025
--
None
 
Friday, September 26, 2025
--
None
 
This Week's Scheduled MODIS Activities Not Completed:
---
None
 
This Month's MODIS Events:
---
September's routine activities include regular SD/SDSM calibrations (2025/251, and 265), a Blackbody Warm Up/Cool Down (2025/252), a SRCA Radiometric Calibration (2025/246), and a SRCA Spectral Calibration (2025/267).
 
Next Week's MODIS Events:
---

Thursday, October 2, 2025:

--
2025/275 20:17:50 - 20:18:06 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1
SRCA setup activity using 10W lamps 1 and 4, and 1W lamp 5, in constant current feedback mode
 
2025/275 20:20:51 - 20:48:23 MCL MOD_OA19_SRCA_FULL_RAD_10W.3
OA-19: SRCA Full Radiometric Calibration.
 
S/C Night 20:27:25 - 20:54:56
Data Collect 20:36:52 - 20:48:22
 

Saturday, October 4, 2025

--

Lunar Calibration (-12.4200 degrees)
2025/277 15:48:48 MCL MOD_OA03_FR_DAY_RATE.1
2025/277 16:36:23 MCL MOD_OA03_FR_NIGHT_RATE.2 (01:53 early)
2025/277 17:14:45 – 17:18:31 MCL MOD_OA08_ROLL_MAN.1
2025/277 17:29:16 MCL MOD_OA03_FR_DAY_RATE.1 (01:53 late)
2025/277 18:16:51 MCL MOD_OA03_FR_NIGHT_RATE.2
 
Maneuvers:
---
The Aqua Lunar Roll maneuver will take place on Saturday, October 4, 2025 (2025/277).
 
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: 399.5 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: 535.4 of 5000 hours
SRCA 1W Lamp #2: 326.6 of 5000 hours
 
Solar Diffuser Door: 4346 of 3022 Movements
Nadir Aperture Door: 1055 of 1316 Movements
Space View Door: 636 of 1316 Movements
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