Update#1 - Final Update:Vendor maintenance expressed that Alaska 2 lost communications between the Front Processor (FP) and Location Processor (LP). Both FP and the LP were rebooted, and service returned to normal.

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

Date/Time Issued: February 6, 2018 0635Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: February 6, 2018 0211Z

Date/Time of Expected End: February 6, 2018 0401Z

Length of Outage: 1 Hour and 50 minutes

Details/Specifics of Change:Alaska 2LEO Ground Station in Fairbanks, Alaska 2 is not receiving pass solution data. The LUT Vendor is investigating this issue.

Impact:Minor-Dual satellite tracking capability lost for northernmost Ground Station. Distress alert detection/reporting timeliness affected.

Contact Information for Further Information:USMCC Operationsusmcc@noaa.govat
301-817-4576

Web Site(s) for applicable information:N/A