Topic: NOAA-21 Drag Make-Up Maneuver (DMU) 003 scheduled for October 18, 2023


Date/Time Issued: October 16, 2023 18:13z


Product(s) or Data Impacted:  All NOAA-21 Sensor Data


Date/Time of Initial Impact: October 18, 2023 17:23:50z


Date/Time of Expected End: October 18, 2023 17:48:56z


Length of Outage:  See Details.


Details/Specifics of Change: On October 18, 2023 at 17:39:00z, NOAA-21 will perform a 13.25 second propulsive Drag Make-Up Maneuver (DMU) to maintain the Repeating Ground Track box.

The following observatory systems will be affected on October 18, 2023:

17:23:50z - 17:48:22.00z - OMPS in Decon mode, Science data will not be available.

17:33:51z - 17:48:56.00z - HRD will be off, data for direct broadcast users will be unavailable.

17:33:53z - 17:47:20.00z - N21 pointing off-nadir, collected data during that time period may be impacted and not disseminated.

           

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


Web Site(s) for applicable information: N/A


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