Update #1 (Final Update): The USMCC restarted a communication relay and the Hawaii 4 LEO Ground Station returned to normal operations. All missed data was received.

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

Date/Time Issued:   July 24, 2021 1450Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:   July 24, 2021 0550Z

Date/Time of Expected End:  July 24, 2021 1352Z

Length of Outage:  8 hours, 2 minutes

Details/Specifics of Change: Hawaii 4 LEO Ground Station located at the Naval Computer and Telecommunications Area Master Station, Pacific (HI4) is not receiving pass solution data. The LUT vendor has been contacted.

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

Contact Information for Further Information: USMCC Operations usmcc@noaa.gov at 

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

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