S-NPP Drag Make-Up(DMU) maneuver 24 January 2020

S-NPP Drag Make-Up(DMU) maneuver 24 January 2020

Postby kathys » Tue Jun 23, 2020 2:15 pm

S-NPP Drag Make-Up(DMU) maneuver scheduled for June 24, 2020, Issued: Jun 23, 2020 1901 Z

Topic: S-NPP Drag Make-Up (DMU) maneuver scheduled for June 24, 2020
Date/Time Issued: June 23, 2020 1901 Z
Product(s) or Data Impacted: All S-NPP Sensor Data
Date/Time of Initial Impact: June 24,2020 16:16:00 Z
Date/Time of Expected End: June 24,2020 18:23:04 Z
Length of Outage: See Details.

Details/Specifics of Change: On June 24, 2020 16:42:00Z, S-NPP 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 on June 24, 2020:
16:16:00Z – 18:23:04Z CERES in Contam-Safe mode, science data will not be available
16:26:00Z – 16:53:06Z OMPS in Decon mode, Science data will not be available
16:31:00Z - 16:54:05Z HRD will be off, data for direct broadcast users will be unavailable
16:36:00Z – 16:49:04Z S-NPP pointing off-nadir, collected data during that time period may be impacted and not disseminated
kathys
 
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