Update#1-Final Update: Maintenance explained that the antenna' subsystem stopped tracking. The Location Processor (LP) and Front Processor (FP) was rebooted, and service returned to normal.

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

Date/Time Issued:May 26, 2018 1750Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact:May 26, 2018 1326Z

Date/Time of Expected End:May 26, 2018 1613Z

Length of Outage:2 Hours and 47 Minutes

Details/Specifics of Change:Hawaii 2LEO Ground Station in Wahiawa, HI stopped receiving pass solution data. The LUT Vendor is investigating.

Impact:Minor-Dual satellite tracking capability lost. 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