Update #1 - Final Update: The maintenance vendor power cycled Alaska 4 and it returned to normal operations at 0051Z, February 11, 2023.
Topic: SARSAT Alaska 4 Low Earth Orbit (LEO) Ground Station Offline
Date/Time Issued: February 11, 2023 1755Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: February 10, 2023 0645Z
Date/Time of Expected End: February 11, 2023 0051Z
Length of Outage: 18 hours and 6 minutes
Details/Specifics of Change: Alaska 4 LEO Ground Station in Fairbanks, AK is not sending pass solution data. The maintenance vendor is investigating this issue.
Impact: Minor-Dual satellite tracking capability lost. Distress alert detection/reporting timeliness affected.
Contact Information for Further Information: USMCC Operations firstname.lastname@example.org at
Web Site(s) for applicable information: N/A