GPS Satellite Achieves 20 Years On-orbit

7/6/2011 – LOS ANGELES AIR FORCE BASE, Calif. — GPS Block IIA-11 (SVN-24), built by Boeing (formerly Rockwell Corporation), was launched on July 4, 1991 and set healthy to navigation and timing users on Aug. 31, 1991. SVN-24 will reach 20 years …See all stories on this topic » Google Alerts – intitle:gps -intext:Gap -intext:GP […]

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