Using a wide variety of tools, both on the land and in space, geodesists are experts at measuring things. Here are a few examples of what geodesists can measure.
Within the United States, this accurate determination of positions forms the scientific basis for all geodetic control, known collectively as the National Spatial Reference System (NSRS). Every non-military federal geospatial product of the United States is tied to the NSRS so that they may all overlap and align accurately.
Did you know?
Geodesy is the science of accurately measuring and understanding three fundamental properties of the Earth: its geometric shape, its orientation in space, and its gravity field as well as the changes of these properties with time.
Last updated: 11/05/20
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