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Projection Engine: Supported Coordinate Systems and Geographic Transformations

This document contains information about the coordinate systems and geographic (datum) transformations supported in ArcGIS 8.1.2. The tables include supported units of measure, spheroids, datums, and prime meridians. The supported map projections and their parameters are listed in one table. The geographic and projected coordinate system areas of interest are available. The geographic transformation tables include the method and parameters as well as the areas of interest.

The information in this document is current as of version 8.1.2 of the Projection Engine.

Earlier versions of the Projection Engine will not include all objects listed in these tables.

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