Alert Administrative Message
Issued by NWS
Issued by NWS
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982 NOUS72 KNES 211649 ADMNES *UPDATE #1 FINAL UPDATE: *THE ISSUE DURING LEO PASSES WAS CAUSED BY THE SYSTEM USING INCORRECT NEGATIVE COORDINATES TO TRACK THE LEO SATELLITE. THE LUT VENDOR INGESTED THE USMCC SCHEDULE FOR LEO AND RESTARTED THE ACU, RESTORING PROPER FUNCTIONALITY. . *TOPIC:* SARSAT ALASKA 3 LOW EARTH ORBIT (LEO) GROUND STATION OFFLINE *DATE/TIME ISSUED: * MARCH 21, 2025 1634Z *PRODUCT(S) OR DATA IMPACTED:* SARSAT ALERT DATA *DATE/TIME OF INITIAL IMPACT:* MARCH 19, 2025 1915Z *DATE/TIME OF EXPECTED END: * MARCH 21, 2025 1556Z *LENGTH OF OUTAGE: * 1 DAY, 20 HOURS, AND 31 MINUTES. *DETAILS/SPECIFICS OF CHANGE: * THE ALASKA 3 LEO GROUND STATION IS NOT SENDING PASS SOLUTION DATA. THE LUT VENDOR IS INVESTIGATING. . *IMPACT: *MINOR-DUAL SATELLITE TRACKING CAPABILITY LOST. DISTRESS ALERT DETECTION/REPORTING TIMELINESS AFFECTED. *CONTACT INFORMATION FOR FURTHER INFORMATION: *USMCC OPERATIONS USMCC@NOAA.GOV AT 301-817-4576 *WEB SITE(S) FOR APPLICABLE INFORMATION:* N/A THIS MESSAGE WAS SENT BY ESPC.NOTIFICATION@NOAA.GOV. 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 HELP DESK AT ESPCOPERATIONS@NOAA.GOV OR (301) 817-3880. PLEASE NOTE: IT MAY TAKE UP TO TWO BUSINESS DAYS TO PROCESS YOUR UNSUBSCRIBE REQUEST. =