Update #1 (Final Update): After investigation, the LUT vendor determined that Alaska 2 has a battery issue. The problem is under investigation. Alaska 2 ground station has returned to normal operation.

Topic: SARSAT Alaska 2 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued: August 21, 2020 0352Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: August 20, 2020 2134Z

Date/Time of Expected End: August 21, 2020 0253Z

Length of Outage: 3 hours, 19 minutes

Details/Specifics of Change: Alaska 2 LEO Ground Station in Fairbanks, Alaska is not receiving pass solution data. The LUT Vendor has been contacted and 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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SARSAT United States Mission Control Center
Office: 1.301.817.4576 | Fax: 1.301.817.4568
usmcc@noaa.gov | www.sarsat.noaa.gov