Topic: NOAA-21 Risk Mitigation Maneuver (RMM) scheduled for July 09, 2024
Date/Time Issued: July 09, 2024 0524z
Product(s) or Data Impacted: All NOAA-21 Sensor Data
Date/Time of Initial Impact: July 09, 2024 09:39:50z
Date/Time of Expected End: July 09, 2025 10:05:06z
Length of Outage: See Details.
Details/Specifics of Change: On July 09, 2024 09:55:00Z,
NOAA-21 will perform a 4.3 second propulsive Risk Mitigation Maneuver (RMM)
to mitigate the current risk of conjunction. If the risk dissipates, the maneuver will not be performed.
The following observatory systems will be affected on July 09, 2024:
09:39:50Z - 10:04:06Z OMPS in Decon mode, Science data will not be available
09:49:51Z - 10:05:06Z HRD will be off, data for direct broadcast users will be unavailable
09:49:53Z – 09:55:04Z NOAA-21 in Control Frame 2 (DMU) (Delta-V Control Frame)
09:49:53Z – 10:03:20Z NOAA-21 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