MODIS IOT Aqua Weekly Report
Mission Operations Days: 2026/024 through 2026/030
January 24, 2026 00:00:00 GMT to January 30, 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
|
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
|
Nominal Science Mode |
| Inhibit Ids Set | None | Nominal Science Mode |
This Week's Completed MODIS Activities:
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Saturday, January 24, 2026
--
None
Sunday, January 25, 2026
--
2026/025 20:15:34 - 20:16:10 MCL MOD_SRCA_SETUP_L1_L4_L6_CC.1
SRCA setup activity using lamps 1, 4, and 6 (spare), and in constant current feedback mode
2026/025 20:18:54 - 23:53:25 MCL MOD_OA21_SRCA_1W_RAD.2
OA-21: SRCA 1W Radiometric Continuous Calibration.
Data collection: 20:34:48 - 23:53:25 (Covering 15 minutes S/C night, day, night, day, and 15 minutes S/C night)
Monday, January 26, 2026
--
2026/026 21:27:02 - 21:41:00 MCL MOD_OA16_SDSM_SCREEN.2
OA-16: SD/SDSM Screened – B-side
2026/026 23:05:36 - 23:19:34 MCL MOD_OA15_SDSM_OPEN.1
OA-15: SD/SDSM Open – B-side
Tuesday, January 27, 2026
--
None
Wednesday, January 28, 2026
--
None
Thursday, January 29, 2026
--
None
Friday, January 30, 2026
--
Lunar Roll Maneuver (-12.2144 degrees)
2026/030 07:47:15 MCL MOD_OA03_FR_DAY_RATE.1
2026/030 08:34:50 MCL MOD_OA03_FR_NIGHT_RATE.2 (01:53 early)
2026/030 08:45:59 – 08:49:45 MCL MOD_OA08_ROLL_MAN.1
2026/030 09:27:42 MCL MOD_OA03_FR_DAY_RATE.1 (01:53 late)
2026/030 10:15:17 MCL MOD_OA03_FR_NIGHT_RATE.2
This Week's Scheduled MODIS Activities Not Completed:
---
None
This Month's MODIS Events:
---
January's routine activities include regular SD/SDSM calibrations (2026/012 and 026), a SRCA Radiometric Calibration (2026/010), a PV Ecal (2026/011), a SRCA 1W Calibration (2026/025), and a Lunar Roll Calibration (2026/030).
Next Week's MODIS Events:
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Sunday, February 1, 2025
--
2026/032 21:24:47 - 21:25:03 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
2026/032 21:27:47 - 21:55:19 MCL MOD_OA19_SRCA_FULL_RAD_10W.3
OA-19: SRCA Full Radiometric Calibration.
S/C Night 21:33:54 - 22:01:21
Data Collect 21:43:48 - 21:55:18
Maneuvers:
---
The Aqua MODIS Lunar Roll Maneuver took place on Friday, January 30th (2026/030).
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: 399.9 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: 535.7 of 5000 hours
SRCA 1W Lamp #2: 329.8 of 5000 hours
Solar Diffuser Door: 4400 of 3022 Movements
Nadir Aperture Door: 1055 of 1316 Movements
Space View Door: 636 of 1316 Movements