Alert Administrative Message
Issued by NWS
Issued by NWS
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983 NOUS72 KNES 292349 ADMNES TOPIC: METOP-B OUT OF PLANE MANEUVER DATE/TIME ISSUED: AUGUST 29, 2025 2345Z PRODUCT(S) OR DATA IMPACTED: ALL PRODUCTS FROM AMSU-A, ASCAT, ATOVS, GOME-2, GRAS, IASI, MHS, SEM, IN THE METOP GLOBAL DATA SERVICE AND REGIONAL DATA SERVICE, WILL NOT BE AVAILABLE. THE AVHRR GDS LEVEL 1 PRODUCTS AND AVHRR REGIONAL DATA FROM METOP-B WILL BE TEMPORARILY DEGRADED. DATE/TIME OF INITIAL IMPACT: SEPTEMBER 02, 2025(JDAY 245) 0833Z DATE/TIME OF EXPECTED END: SEPTEMBER 02, 2025(JDAY245) 1508Z LENGTH OF OUTAGE: 6 HOURS 30 MINS DETAILS/SPECIFICS: A METOP-B OUT OF PLANE MANEUVER WILL BE PERFORMED SEP 2, 2025 (JDAY 245) WITH PREPARATIONS STARTING AT 08:33 UTC. FOR THIS MANEUVER SOME INSTRUMENTS WILL NOT BE PRODUCING DATA. THE DATA OUTAGE TIMES ARE LISTED BELOW. DATA FROM THE OUTAGE PERIOD WILL NOT BE RECOVERED NOR DISTRIBUTED. THE MANUAL SELECTION OF OPTIMAL TED AND MEPED CALIBRATIONS FOR THE SEM INSTRUMENT WILL BE PERFORMED AT 15:20:10 AND 15:21:30 UTC RESPECTIVELY. *INSTRUMENT * *DEACTIVATION TIME* *NORMAL OPERATION * AMSU-A1 07:12:36 07:12:36 AMSU-A2 07:13:13 13:04:15 HIRS N/A N/A IASI 07:12:41 13:06:45 MHS 07:14:36 12:56:45 SEM 07:14:06 13:01:45 GOME 10:25:24 13:49:13 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 THIS NOTIFICATION WAS SENT TO ESPC.NOTIFICATION@NOAA.GOV MAILING LIST. IF YOU WISH TO UNSUBSCRIBE OR SUBSCRIBE TO THIS LIST, PLEASE CONTACT ESPC HELP-DESK AT ESPCOPERATIONS@NOAA.GOV WITH YOUR REQUEST. PLEASE NOTE: IT MAY TAKE UP TO TWO BUSINESS DAYS TO PROCESS YOUR REQUEST. FOR ANY ADDITIONAL INFORMATION YOU CAN REACH ESPC AT 301-817-3880 (24X7) =