Update#1 (Final Update): Alaska 4 has returned to normal operations as of February 14, 2022 2129Z.

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

Date/Time Issued:  February 16, 2022 1945Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:      February 14, 2022 1627Z

Date/Time of Expected End: February 14, 2022 2129Z

Length of Outage:  5 hours and 2 minutes

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.

Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880 

Web Site(s) for Applicable Information:


This message was sent by ESPC.Notification@noaa.gov. You have been sent this and other notifications because you have opted in to receive it. If for any reason, you wish to unsubscribe, please contact ESPC Help Desk at ESPCOperations@noaa.gov or (301) 817-3880. Please note: it may take up to two business days to process your unsubscribe request.