Update #1 - Final Update  –  The Hawaii 3 LEO, Hawaii 4 LEO and Hawaii MEO LUTS have resumed sending pass solution data to the USMCC. The lut vendor is investigating the cause of the outage.

Topic:  SARSAT Hawaii 3 Low Earth Orbit (LEO), Hawaii 4 LEO and Hawaii Medium Earth Orbit (MEO) Ground Stations Offline

Date/Time Issued: April 27, 2023 2255Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact:  April 27, 2023 0209Z

Date/Time of Expected End: April 27, 2023 2129Z

Length of Outage: 19 Hours 20 minutes

Details/Specifics of Change: Hawaii 3 LEO, Hawaii 4 LEO and Hawaii MEO LUTs are not sending pass solution data. The LUT vendor is investigating an issue with the ground station's antenna controllers.

Impact: Medium - Western Pacifica Search and Rescue region’s LEOSAR and MEOSAR distress detection/reporting may be delayed. GEOSAR is operating nominally.

Contact Information for Further Information: USMCC Operations usmcc@noaa.gov at 301-817-4576

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

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