Update#1 (Final Update): Alaska 4 has resumed sending normal pass data as of 0011Z on February 04, 2022.
Topic: SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline
Date/Time Issued: February 04, 2022 2055Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: January 31, 2022 0857Z
Date/Time of Expected End: February 04, 2022 0011Z
Length of Outage: 3 days, 15 hours, 14 minutes
Details/Specifics of Change: The Alaska 4 (AK4) LEO Ground Station located in Fairbanks, AK is intermittently sending low solution counts or missing passes. The maintenance vendor has reported an intermittent azimuth antenna issue that's related to the low temperatures in Fairbanks, AK.
Impact: Minor-Dual satellite tracking capability lost. Distress alert detection/reporting may be delayed.
Web Site(s) for Applicable Information: N/A
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