Update #1 (Final Update): The LUT Vendor found that the Low Noise Converter (LNC) was detective. An on-site technician replaced the LNC and Guam 1 LEO Ground Station returned to Normal Operations. The LUT was monitored for five consecutive satellite passes after the corrective action was made to ensure Location Accuracy.

SARSATGuam 1 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued:September 24, 2018 0040Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: September 23, 2018 0703Z

Date/Time of Expected End: September 23, 2018 1905Z

Length of Outage: 12 hours and 2 minutes

Details/Specifics of Change:Guam 1 LEO Ground Station, at Andersen Air Force Base, is out of service following two consecutive missed satellite passes. The LUT is being monitored due to the Out of Spec status.

Impact: Minor-Dual satellite tracking capability lost. 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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