Topic: Metop-B In-Plane Maneuver

Date Issued:  September 19, 2023 1603Z

Product(s) or Data Impacted: All products from AMSU-A, ASCAT, ATOVS, GRAS, IASI, MHS, AVHRR in the Metop Global Data Service and Regional Data Service will be temporarily degraded.  GOME-2 and SEM products will not be available.

Date/Time of Initial Impact: September 20, 2023 (JDAY 263) 08:01Z

Date/Time of Expected End: September 20, 2023 (JDAY 263) 13:48Z

Length of Event:~ 6 hours

Details/Specifics of Change: A Metop-B In-Plane Maneuver will be performed September 20, 2023.


The SEM instrument will be placed into Maneuver Mode at 08:01 UTC on September 20, 2023 and returned to its Normal Operating Mode at 13:48 UTC that same day. 


The GOME instrument timeline ends and the mirror is parked before the burn at 11:15 UTC on September 20, 2023.  The GOME timeline is reactivated at 12:58 UTC that same day.


Data from the outage period will not be recovered nor distributed.  


Contact Information for Further Information: 

ESPC Help Desk at at 301-817-3880


Spacecraft Affected:  NOAA-15   NOAA-18   NOAA-19 Metop-A Metop-B

Web Site(s) for Applicable Information: 

See for this and other satellite related messages.
See for more information Metop satellites