Update #2: Alaska 4 is missing all passes again. The vendor has been notified.
Update #1: Alaska 4 is sending 406 data but the solution count is much lower than expected.
Topic: SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline
Date/Time Issued: November 29, 2021 1238Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: November 28, 2021 1233Z
Date/Time of Expected End: TBD
Length of Outage: TBD
Details/Specifics of Change: The Alaska 4 (AK4) LEO Ground Station located in Fairbanks, AK has missed two consecutive passes. The maintenance vendor has reported an intermittent azimuth antenna issue.
Impact: Minor-Dual satellite tracking capability lost. Distress alert detection/reporting may be delayed.
Contact Information for Further Information: USMCC Operations usmcc@noaa.gov at 301-817-4576
Web Site(s) for applicable information: N/A