Topic:  NOAA-21 Drag Make-Up Maneuver (DMU) 004 scheduled for February 14, 2024

Date/Time Issued:  February 13,  2024 1319Z

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

Date/Time of Initial Impact: February 14, 2024 16:51:50Z

Date/Time of Expected End:  February 14,   2024 17:16:56Z

Length of Outage:  See Details.

Details/Specifics of Change: On  February 14, 2024 at 17:07:00z, NOAA-21 will perform a 16.0 second propulsive Drag Make-Up Maneuver (DMU) to maintain the Repeating Ground Track box.

The following observatory systems will be affected on  February 14,   2024:

16:51:50Z - 17:16:22Z - OMPS in Decon mode, Science data will not be available

17:01:51Z - 17:16:56Z - HRD will be off, data for direct broadcast users will be unavailable

17:01:53Z - 17:15:20Z - 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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