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Pm1weekly_2026_220_2026_226

MODIS IOT Aqua Weekly Report
Mission Operations Days: 2026/220 through 2026/226
August 8, 2026 00:00:00 GMT to August 14, 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, August 8, 2026
--
None
 
Sunday, August 9, 2026
--
None
 
Monday, August 10, 2026
--
2026/222 20:06:11 - 20:20:09 MCL MOD_OA16_SDSM_SCREEN.2
OA-16: SD/SDSM Screened – B-side
 
2026/222 21:44:43 - 21:58:41 MCL MOD_OA15_SDSM_OPEN.1
OA-15: SD/SDSM Open – B-side
 
Tuesday, August 11, 2026
--

2026/223 03:00:00 MCL MOD_BB_TEMP_SET_270K_B.2 BB Temp Set to 270K for CP B Coefficients

2026/223 21:00:00 MCL MOD_BB_TEMP_SET_280K_B.2 BB Temp Set to 280K for CP B Coefficients

 
Wednesday, August 12, 2026
--

2026/224 01:00:00 MCL MOD_BB_TEMP_SET_285K_B.2 BB Temp Set to 285K for CP B Coefficients

2026/224 04:00:00 MCL MOD_BB_TEMP_SET_290K_B.2 BB Temp Set to 290K for CP B Coefficients

2026/224 08:00:00 MCL MOD_BB_TEMP_SET_315K_B.2 BB Temp Set to 315K for CP B Coefficients

2026/224 08:00:30 MCL MOD_BB_DCYCLE_FULL.1 Set blackbody heater duty cycle to FULL

2026/224 12:00:00 MCL MOD_BB_TEMP_SET_270K_B.2 BB Temp Set to 270K for CP B Coefficients

2026/224 12:00:30 MCL MOD_BB_DCYCLE_THIRD.1 Set blackbody heater duty cycle to THIRD

 
Thursday, August 13, 2026
--

2026/225 08:00:00 MCL MOD_BB_TEMP_SET_285K_B.2 BB Temp Set to 285K for CP B Coefficient

 
Friday, August 14, 2026
--
None
 
This Week's Scheduled MODIS Activities Not Completed:
---
None
 
This Month's MODIS Events:
---
August's routine activities include regular SD/SDSM calibrations (2026/222 and 236), a SRCA Radiometric Calibration (2026/215), a SRCA Spatial Calibration (2026/228), and a Blackbody Warm Up/Cool Down Cycle (2026/223).
 
Next Week's MODIS Events:
---

Sunday, August 16, 2026

--

2026/228 21:37:27 - 21:37:43 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

 

2026/228 21:40:27 - 22:18:26 MCL MOD_OA23_SRCA_FULL_SPAT_10W.2

OA-23: SRCA Full Spatial Calibration - B Side

 
S/C Night 21:49:25 - 22:16:39

Data Collect 21:56:35 - 22:18:25

 
Maneuvers:
---
An Aqua Yaw Maneuver is scheduled to take place on Wednesday, August 19, 2026.
 
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: 400.5 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: 536.3 of 5000 hours
SRCA 1W Lamp #2: 329.8 of 5000 hours
 
Solar Diffuser Door: 4484 of 3022 Movements
Nadir Aperture Door: 1055 of 1316 Movements
Space View Door: 636 of 1316 Movements
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