Topic: NOAA-20 Drag Make-up Maneuver (DMU) scheduled for February 15, 2023


Date/Time Issued: February 14, 2023 16:30z Time


Product(s) or Data Impacted:  All NOAA-20 Sensor Data


Date/Time of Initial Impact: February 15, 2023 16:44:00


Date/Time of Expected End: February 15, 2023 18:51:40


Length of Outage:  Approximately 2 hours, 7 minutes.


Details/Specifics of Change: On February 15, 2023 at 17:10:00Z, NOAA-20 will perform a 3.0 second propulsive Drag Make-up Maneuver (DMU) to maintain the Repeating Ground Track box.


The following observatory systems will be affected on February 15, 2023:


16:44:00Z – 18:51:40z   CERES in Contam-Safe mode, science data will not be available

16:54:00Z – 17:20:10z   OMPS in Decon mode, Science data will not be available

16:59:00Z – 17:22:10z   HRD will be off, data for direct broadcast users will be unavailable.

17:04:00Z – 17:12:10z   N20 in Control Frame 2 (DMU) (Delta-V Control Frame)

17:04:00Z – 17:17:10z   N20 pointing off-nadir, collected data during that time period may be impacted and not disseminated.


Contact Information for Further Information: ESPC Operations at at 301-817-3880


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


This message was sent to You have been sent this and other notifications because you have opted in to receive it. If for any reason, you wish to unsubscribe, please contact ESPC.