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geodetic survey

   Also found in: Encyclopedia 0.01 sec.
geodetic survey
n.
A survey of a large area of land in which corrections are made to account for the curvature of the earth.

geodetic survey
A survey of a large area of land in which corrections are made to account for the curvature of the Earth.


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? Mentioned in ? References in periodicals archive
 
Geodetic Survey manages a network of beacons that transmit differential GPS corrections from beacons across the country.
Their assignment became a 5-year-long quest to establish "the eighteenth century's most ambitious geodetic survey, and a project without precedent," according to Danson.
The researchers used three different methods to arrive at their estimate--(1) a 1998 global gravitational model produced by NASA and the National Imagery and Mapping Agency, (2) a 1999 regional, high-resolution geoid model, and (3) recent measurements made by the National Geodetic Survey of a reference marker on the NIST site.
 
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