Official U.S. government information about the
Global Positioning System (GPS) and related topics
U.S. Materials from Tunisia GPS Symposium
March 28-29, 2006
The following presentation was delivered by the U.S. Government representative at a international symposium on "The GPS Tool and Its Applications" hosted by the Government of Tunisia in Tunis, Tunisia.
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Space-Based PNT Modernization Update (1.2 MB)
Robert Senseney, U.S. Department of State
This presentation summarizes the current status of the GPS constellation and outlines the system improvements that are planned as part of the GPS modernization program. It also describes U.S. and international GPS augmentation systems. Final slide describes how GPS was used to pinpoint the best location in Northern Africa for viewing the total solar eclipse of March 29, 2006.
An Arabic-language information booklet about GPS, GPS augmentations, and GPS applications was also handed out at the conference. The text of this booklet is available at www.gps.gov.
