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




First standard parallel.

Defaults to 0.0.


Second standard parallel.

Defaults to 0.0.



Longitude of projection center.

Defaults to 0.0.


See proj -le for a list of available ellipsoids.

Defaults to “GRS80”.


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


False easting.

Defaults to 0.0.


False northing.

Defaults to 0.0.