Update #1 - Final Update: Due to the system's degraded performance, the LUT vendor rebooted both the Front Processor and Location Processor twice, and service returned to normal.

Topic: SARSAT Alaska 1 LEO Ground Stations- Offline

Date/Time Issued: June 29, 2018 2209Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: June 29, 2018 1643Z

Date/Time of Expected End: June 29, 2018 1852Z

Length of Outage: 2 hours and 9 minutes

Details/Specifics of Change: AK1LEO Ground Station is not operational. The problem is under investigation by the maintenance vendor following two consecutive missed passes.

Impact: Minor-Dual satellite tracking capability lost for northernmost Ground Station. Distress alert detection/reporting may be delayed.

Contact Information for Further Information: USMCC Operationsusmcc@noaa.govat301-817-4576

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

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