Albers Equal Area

Classification

Conic

Available forms

Forward and inverse, spherical and elliptical projection

Defined area

Global

Alias

aea

Domain

2D

Input type

Geodetic coordinates

Output type

Projected coordinates
Albers Equal Area

proj-string: +proj=aea +lat_1=29.5 +lat_2=42.5

Options

Required

+lat_1=<value>

First standard parallel.

Defaults to 0.0.

+lat_2=<value>

Second standard parallel.

Defaults to 0.0.

Optional

+lon_0=<value>

Longitude of projection center.

Defaults to 0.0.

+ellps=<value>

See proj -le for a list of available ellipsoids.

Defaults to “GRS80”.

+R=<value>

Radius of the sphere given in meters. If used in conjunction with +ellps +R takes precedence.

+x_0=<value>

False easting.

Defaults to 0.0.

+y_0=<value>

False northing.

Defaults to 0.0.