Update#1 - Final Update: Vendor maintenance manually restarted the Front Processor and Location Processor, and service returned to normal.

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

Date/Time Issued: March 21, 2018 2307Z

Product(s) or Data Impacted: SARSAT Alert Data

Date/Time of Initial Impact: March 21, 2018 1017Z

Date/Time of Expected End: March 21, 2018 1327Z

Length of Outage: 3 Hours and 10 Minutes

Details/Specifics of Change: The LSE LEO Ground Station at Suitland, MD is not 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 Operations usmcc@noaa.gov at 301-817-4576

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