Topic: Metop-C In-Plane Maneuver

Date/Time Issued: February 17, 2026 2243Z

Product(s) or Data Impacted: All products from AMSU-A, ASCAT, 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 Initial Impact: February 18, 2026 2006Z J/DAY 49

Date/Time of Expected End: February 18, 2026 2554Z J/DAY 49

Length of Event: 6 hours

Details/Specifics: A Metop-C In-Plane Maneuver will be performed February 18, 2026.

The SEM instrument will be placed into Maneuver Mode at 08:06:57 UTC on February 18, 2026 and returned
back to its Normal Operating Mode at 13:54:21 UTC that same day.
The GOME instrument timeline ends and the mirror is parked before the burn at 11:25:46 UTC on Feb
18, 2026. The GOME timeline is reactivated at 13:08:10 UTC that same day.
Data from the outage period will not be recovered nor distributed.

Web Site(s) for Applicable Information:
See http://www.ssd.noaa.gov/PS/SATS/messages.html for this and other satellite related messages.
See http://www.eumetsat.int/website/home/Satellites/CurrentSatellites/Metop/index.html for more
information Metop satellites

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