WB01540_.gif (632 bytes) Geodesy for the Layman is an excellent introduction to the science of Geodesy. Published by the National Imagery and Mapping Agency (NIMA).

WB01540_.gif (632 bytes) The National Geodetic Survey is the federal agency responsible for maintaining highly accurate geodetic control throughout the United States

WB01540_.gif (632 bytes) Geodesy and Geophysics Publications  are available from the National Imagery and Mapping Agency.

WB01540_.gif (632 bytes) Datums, Ellipsoids, and Coordinate Systems  is a series of excellent articles detailing the fundamentals of geodetic reference systems.

WB01540_.gif (632 bytes) Coordinate Systems, Frames, and Datums is another article addressing the issue of geodetic reference systems.

WB01540_.gif (632 bytes) The International Earth Rotation Service  provides information relating to the measurement and monitoring of the Earth's rotation.

WB01540_.gif (632 bytes) The International Terrestrial Reference Frame defines a temporal, worldwide coordinate system derived from GPS, VLBI, LLR, SLR, and DORIS observations.

 

 

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