Topic: SARSAT Guam 4 Low Earth Orbit (LEO) Ground Station Offline
Date/Time Issued: July 11, 2025 1230Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: July 11, 2025 0856Z
Date/Time of Expected End: TBD
Length of Outage: TBD
Details/Specifics of Change: The Guam 4 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 for Further Information: USMCC Operations usmcc@noaa.gov at 301-817-4576
Web Site(s) for applicable information: N/A
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