Topic: SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued: February 11, 2022 1257Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: February 11, 2022 1227Z

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 consecutive passes. The maintenance vendor has previously 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.

SARSAT United States Mission Control Center

Office: 1.301.817.4576 | Fax: 1.301.817.4568 usmcc@noaa.gov | www.sarsat.noaa.gov

Contact information for further information:

ESPC Operations at ESPCOperations@noaa.gov or 301-817-3880 24x7 or goes-r.product.engineering.group@noaa.gov during normal business hours

Web Site(s) for Applicable Information: N/A

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