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Map projections and coordinate systems > Supported map projections

Eckert I

Release 9.2
Last modified August 3, 2007
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Description

Used primarily as a novelty map.

Illustration of Eckert I projection


Projection method

A pseudo cylindrical projection.


Linear graticules

Parallels and meridians are equally spaced straight lines. The poles and the central meridian are straight lines half as long as the equator.


Properties


Shape



Conformal. Local shapes are accurate.

Area



Area isn't preserved.

Direction



Direction is distorted everywhere.

Distance



Scale is correct along 47°10' N and S.


Limitations

Discontinuities exist at the equator.


Uses and applications

Useful only as a novelty.


Parameters


Desktop





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