Topic: NOAA-21 Drag Make-up Maneuver (DMU) scheduled for April 26, 2023
Date/Time Issued: April 25, 2023 1603Z
Product(s) or Data Impacted: All N21 Sensor Data
Date/Time of Initial Impact: April 26, 2023 16:30:00Z
Date/Time of Expected End: April 26, 2023 18:00:00Z
Length of Outage: Approximately 1.5 Hours
Details/specifics of Change: On April 26, 2023 17:28:00.00z
N21 will perform a 13.25 second propulsive Drag Make-up Maneuver (DMU) to maintain Mean Local Time of the Ascending Node while controlling the Repeating Ground Track box.
The following observatory systems will be affected on April 26, 2023:
17:12:50Z - 17:37:22.00z OMPS in Decon mode, Science data will not be available
17:22:51Z - 17:37:56.00z HRD will be off, data for direct broadcast users will be unavailable
17:22:53Z - 17:36:20.00z 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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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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