Update#1-Final Update: After the dome temperature increased. The Lut vendor reported Alaska 4 LEO Ground Station returned to normal operations. 

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

Date/Time Issued:  January 03, 2024 1526Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:   December 26, 2023 2004Z

Date/Time of Expected End: January 01, 2024 0642Z 

Length of Outage:  5 Days, 10 Hours, 38 Minutes 

Details/Specifics of Change: The  Alaska 4  LEO Ground Station is not sending the expected 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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