Topic: NOAA-20 OverYaw Maneuver (OYM) Scheduled for July 09, 2025

 

Date/Time Issued: July 07, 2025   20:18:00Z

 

Product(s) or Data Impacted: All NOAA-20 Sensor Data

 

Date/Time of Initial Impact: July 09, 2025 16:03:27Z

 

Date/Time of Expected End: July 09, 2025 18:10:27Z

 

Length of Outage: See Details.

 

Details/Specifics: On July 09, 2025 at 16:38:25Z, NOAA-20 will perform a 4 second OverYaw Maneuver (OYM) Burn to re-establish mission orbit.

 

The following observatory systems will be affected on July 09, 2025:

 

16:03:27Z - 18:10:27Z CERES will be in Contam-Safe mode, science will not be available

16:13:27Z - 16:48:37Z OMPS will be in DECON mode, science will not be available

16:18:27Z - 17:00:33Z HRD will be off, data for direct broadcast users will be unavailable

16:23:25Z - 16:38:29Z NOAA-20 in control frame 2 (OverYaw Maneuver (OYM)) Delta-V control frame

16:23:25Z - 16:54:35z NOAA-20 pointing off nadir, collected data during that time period may be impacted andZnot disseminated

 

Contact for Further Information: ESPC Operations at ESPCOperations@noaa.gov (301-817-3880)

 

 

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