Topic: NOAA-20 DMU Maneuver 006 scheduled for January 13, 2022
Date/Time Issued: January 12 ,2022 1726Z
Product(s) or Data Impacted: All N20 Sensor Data
Date/Time of Initial Impact: January 13 , 2022 1458Z
Date/Time of Expected End: January 13 , 2022 1809Z
Length of Outage: Approximately 3 hours, 11 minutes.
Details/Specifics of Change: On January 13th, 2022 at 16:28:00z, N20 will perform a 3 second propulsive Drag Makeup Maneuver (DMU) to maintain Sun Synchronous, Mean Local Time of Ascending Node (MLTAN) at 13:30 ±10 min.
The following observatory systems will be affected on January 13th, 2022:
16:02:32Z – 18:09:40Z CERES in Contam-Safe mode, science data will not be available
16:13:00Z – 16:38:10Z OMPS in Decon mode, Science data will not be available
16:17:02Z – 16:40:10Z HRD will be off, data for direct broadcast users will be unavailable.
16:22:00Z – 16:35:10 N20 pointing off-nadir, collected data during that time period may be impacted and not disseminated.
16:28:00.5Z – 16:28:03Z Maneuver Start/Stop
16:53:04Z – Slew Back to Nadir Attitude
16:22:00Z – 16:35:10z - ATMS data may be perturbed due to maneuver-induced spacecraft vibrations
Contact Information: For information on the status of this work, please contact Henok Amenu: firstname.lastname@example.org or ESPC Operations at ESPCOperations@noaa.gov
Web Site(s) for applicable information: NA
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