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Cedar Rapids Gazette in Cedar Rapids, Iowa

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Newspaper

Cedar Rapids Gazette

Location

Cedar Rapids, Iowa, United States of America

Date

Jul 21, 1979

Page

5

GPS Navstar system moves toward global coverage by 1986

The Navstar GPS project aims to place 24 satellites in orbit with 10 900 miles altitude. Four satellites are in position for phase one testing while a joint Army Navy Air Force effort led by SAMSO plans full military deployment by 1986 or 1987. Collins and Magnavox develop receiver gear with Rockwell’s Satellite Systems Division building satellites.

U.S. Joint Chiefs of Staff Army Navy Air Force Air Force Space and Missiles System Organization SAMSO Congress Airport Trust Fund Collins and Magnavox Texas Instruments Teledyne Collins Derr Navstar Rockwell Satellite Systems Division California GPS DeGroot Collins Government Avionics Army Proving Grounds Yuma Ariz

GPS receiver error solved by earth rotation data

Collins engineers testing a GPS receiver on an Air Force C 141 found readings 75 feet eastward error due to not accounting for Earth's rotation during signal travel. After incorporating rotation data, the system achieved the intended sub 30 foot accuracy. Loren DeGroot led the fix and confirmed the solution in Yuma Arizona testing.

Loren DeGroot Collins Dave Cunningham GPS Yuma, Ariz Yuma

Also Mentioned on This Page

Boeing U.S. Steel St. Mary’s River San Andreas Fault U.S Richard E. Derr Cedar Rapids 2Nd Ave Osco Osco Reg Hall Industries H.W. Crane Cheyenne Turco T.V Hupp Electric Motors
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