Details/Specifics of change: On December 22, 2023, NOAA-20 will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -7.76 degrees centered at 19:17:11Z. Science data may be impacted while the spacecraft is pointing off-nadir during the attitude maneuver and the CERES instrument will not provide nominal science data as it will be placed in a contamination safe mode. The timeline of events for this maneuver are provided
below.
The following observatory systems will be affected on 2023 December 22nd:
18:52:11Z – 19:54:11Z CERES will be in Contam-Safe and Standby, science data will not be available
19:11:40Z – 19:24:42Z VIIRS encoder offset and gain will be set for Moon observation
19:12:11Z – 19:24:11Z NOAA-20 will be pointing off-nadir, collected data may be impacted and not disseminated
Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov or (301) 817-3880.
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