Projections Documentation Principles

This page is intended to explain the meaning of the different fields in the standard projection documentation tables, and the principles behind the organization of the information. In addition to making it easier to interprete the projection documents, it is primarily intended to guide those writing up new projections and to ensure some uniformity.

General Table

The first item in each projection document will be the general information table. It will contain the following fields.

Parameters Table

This table, following the general table describes the set of parameters for this projection method.

EPSG Notes

If this section exists, it should be formula, and notes taken from the EPSG database for this method.

Other Notes

If this section exists, it is any other notes. It can contain details of how this projection is represented in various projection packages for instance.