Topic: SARSAT Alaska 1 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued: August 22, 2020 2125Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: August 22, 2020 1757Z

Date/Time of Expected End: August 22, 2020 2013Z

Length of Outage: 2 hours, 16 minutes

Details/Specifics of Change: The Alaska 1 LEO Ground Station in Fairbanks, Alaska was not receiving pass solution data. The LUT Vendor was contacted and found that there was an issue with server timing. The problem was corrected and Alaska 1 returned to normal operation.

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