Update #1: (Final Update): A warm restart and orbit vectors were sent to AK4, the maintenance vendor restarted several processes on the LUT software, and AK4 returned to normal operations.
Topic: SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline
Date/Time Issued: April 17, 2021 2249Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: April 17, 2021 2028Z
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 been notified.
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