This is the AIRS, AMSU-A, and HSB weekly operations status report for Friday, October 20, 2023 (the end of week 1120 of the Aqua mission).

AIRS:  The AIRS instrument remains healthy with all voltages, currents, and temperatures as expected.
AMSU-A1:  AMSU-A1 is healthy except for channels 4, 5, 6, and 7.
AMSU-A2:  AMSU-A2, which provided channels 1 and 2 of the AMSU-A suite, suffered a non-recoverable loss of power on September 24, 2016 and is no longer operational.
HSB:  HSB has been non-operational since February 2003 due to a scanner anomaly.


Instrument activities since previous report:

  There were no instrument activities this past week.


Upcoming events:

1) An AIRS guard test is scheduled for Monday, October 23.  Here is the timeline (UT):
   296/22:42:00 AIRS Guard Test begins (AIRS in CHECKOUT mode)
   296/23:09:00 AIRS back in OPERATE mode

2) MODIS Lunar Calibration #223 is scheduled for Wednesday, October 25. Here is the timeline (UT):
   298/11:07:00  AIRS put into READY mode prior to Lunar Cal
   298/11:32:00  AIRS back in OPERATE mode

The AIRS calibration tests mentioned in previous reports have not been scheduled yet and will likely start in November or December.


William Mathews  - AIRS Instrument Operations
NASA / Jet Propulsion Laboratory