Update #1- Final Update: The vendor reported the AK4 ground station has returned to normal. 

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

Date/Time Issued:  January 17, 2024 1441Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:   January 10, 2024 1840Z

Date/Time of Expected End: January 11, 2024 1728UTC

Length of Outage:  22 Hours, 48 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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