Building on the January 2010 upgrade to the GPS ground control segment, Air Force Space Command will be installing another software release primarily designed to support the pending mid-2010 launch of the first GPS IIF space vehicle.

Chief, Positioning, Navigation and Timing Division, AFSPC Directorate of Requirements. To ensure such transparency, the software upgrade has undergone rigorous testing and will be monitored very closely by Air Force Space Command to ensure it performs as expected.

Civilians experiencing any anomalies should contact the U.S. Coast Guard Navigation Center at 703-313-5900. Military end users who experience any anomalies should contact the 50th Space Wing’s GPS Operations Center at DSN 560-2541.

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