Topic: S-NPP Drag Make-Up (DMU) Maneuver scheduled for July 17, 2018
Date/Time Issued: July 16, 2018 2000Z
Product(s) or Data Impacted: All S-NPP Sensor Data
Date/Time of Initial Impact: July 17, 2018 15:50:00Z
Date/Time of Expected End: July 17, 2018 17:54:04Z
Length of Outage: See Details.
Details/Specifics of Change: On July 17, 2018 at 16:16:00Z, S-NPP spacecraft will perform a 0.7 second propulsive Drag Make-Up (DMU) Maneuver to maintain the Repeating Ground Track box.
The following observatory systems will be affected:
15:50:00 Z - 17:57:04 Z CERES in Contam-Safe mode, science data will not be available
16:00:00 Z M-bM-^@M-^S 16:27:06 Z M-BOMPS in Decon mode, Science data will not be available
16:05:00 Z M-bM-^@M-^S 16:28:04 Z M-BHRD will be off, data for direct broadcast users will be unavailable
16:10:00 Z M-bM-^@M-^S 16:23:04 Z M-BS-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 and 301-817-3880

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

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