Eckert I

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

  • False Easting
  • False Northing
  • Central Meridian
NoteNote:

Supported on spheres only.

geographic_coordinate_systems.pdf

A geographic coordinate systems pdf file which contains lists of supported gcs and vcs.

projected_coordinate_systems.pdf

A projected coordinate systems pdf file which contains lists of supported pcs.

geographic_transformations.pdf

A geographic transformations pdf file which contains lists of supported geographic and vertical transformations.

Related Topics

7/31/2013