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Defense > Programmer's documentation > Programming with JViews Maps > Ellipsoid and geodetic datums
 
Ellipsoid and geodetic datums
Explains how the earth is modeled and the use of ellipsoids, geodetic datums, map projections, and coordinate systems.
*Modeling the earth
*Describes how the Earth is modeled.
*Ellipsoids
*Describes the ellipsoids and explains how they are used to model the Earth. Also gives a list of the predefined ellipsoids that are supplied with the JViews Maps projection package.
*Geodetic datums
*Explains the use of geodetic datums of various kinds.
*Map projections
*Tells you all about map projections.
*Spatial reference system
*Explains how the spatial reference system in JViews Maps has reference attributes that are coordinates and explains the various coordinate systems.

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