Directory of Map Projections

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Herschel conformal conic

Parameters: Latitude of origin

Classifications

conic
conformal

Graticule

Meridians: Straight lines, infinite in extent in a full world projection.
Parallels: Arcs of circles subtending 120°.
Poles: North pole is a point; south pole is at an infinite distance.

Similar projections

This projection is a specialization of the spherical Lambert conformal conic projection.

Origin

John F.W. Herschel presented the projection in 1859, apparently oblivious to Lambert’s work.

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