Update #1: The Alaska 4 LEO Ground Station Antenna was stuck due to low temperatures. After the temperature of the antenna's dome increased, it returned to normal operations. 


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


Date/Time Issued:  December 11, 2023 1940Z


Product(s) or Data Impacted:  SARSAT alert data


Date/Time of Initial Impact:   December 11, 2023 0136Z


Date/Time of Expected End:  December 11, 2023 0235Z


Length of Outage:  59 Minutes


Details/Specifics of Change: The  Alaska 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 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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