Topic: S-NPP will execute a Risk Mitigation Maneuver
(RMM) on October 28, 2018
Date/Time Issued: October 28, 2018 1640Z
Product(s) or Data Impacted: All S-NPP Sensor Data
Date/Time of Initial Impact: October 28, 2018 18:46:00Z
Date/Time of Expected End: October 29, 2018 04:32:00Z
Length of Outage: See Details.
Details/Specifics of Change: On October 28, 2018 at 19:12:00Z, S-NPP will perform a 0.3 second propulsive Risk Mitigation Maneuver (RMM) to due avoid a close approach with orbital debris. In the event we are unable to execute the primary burn at 19:12:00Z, a secondary burn opportunity has also been scheduled a two orbits later at at 22:40:00 Z. This maneuver will occur in daylight, a few minutes after spacecraft comes out of eclipse.
The following observatory systems will be affected on October 28, 2018 and October 29, 2018: