Topic:  SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued:  May 08, 2025 1844Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:   May 07, 2025 1911Z

Date/Time of Expected End:  May 08, 2025 0932Z

Length of Outage:  14 hours and 21 minutes

Details/Specifics of Change:   Alaska 4  LEO Ground Station is not receiving pass solution data. The LUT vendor was notified.

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

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