Topic: S-NPP Drag Make-Up Maneuver (DMU) Scheduled for October 9, 2024
Date/Time Issued: October 7, 2024 1825Z
Product(s) or Data Impacted: All S-NPP Sensor Data
Date/Time of Initial Impact: October 9, 2024 16:07:00
Date/Time of Expected End: October 9, 2024 18:14:04
Length of Outage: See Details.
Details/Specifics of Change: On October 9, 2024 16:33:00Z, S-NPP will perform a 5.0 second propulsive Drag Make-Up Maneuver (DMU) to maintain the Repeating Ground Track box.
The following observatory systems will be affected on October 9, 2024:
16:07:00Z – 18:14:04Z CERES in Contam-Safe mode, science data will not be available
16:17:00Z – 16:44:06Z OMPS in Decon mode, Science data will not be available
16:22:00Z – 16:45:05Z HRD will be off, data for direct broadcast users will not be available
16:27:00Z – 16:35:04Z S-NPP in Control Frame 2 (DMU) (Delta-V Control Frame)
16:27:00Z – 16:40:04Z S-NPP 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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