Available forms: Forward and inverse, spherical and ellipsoidal
Defined area: Global
Alias: laea
Domain: 2D
Input type: Geodetic coordinates
Output type: Projected coordinates
Projection String
+proj=laea
Required Parameters
None, all parameters are optional for this projection.
Optional Parameters
+lon_0: Longitude of projection center. Defaults to 0.
+lat_0: Latitude of projection center. Defaults to 0.
+ellps: Ellipsoid. Defaults to WGS84.
+R: Radius of the sphere.
+x_0: False easting. Defaults to 0.
+y_0: False northing. Defaults to 0.
Reference
"New Equal-Area Map Projections for Noncircular Regions", John P. Snyder,
The American Cartographer, Vol 15, No. 4, October 1988, pp. 341-355.
Lambert Azimuthal Equal Area
Classification: Azimuthal
Available forms: Forward and inverse, spherical and ellipsoidal
Defined area: Global
Alias: laea
Domain: 2D
Input type: Geodetic coordinates
Output type: Projected coordinates
Projection String
Required Parameters
Optional Parameters
+lon_0: Longitude of projection center. Defaults to0.+lat_0: Latitude of projection center. Defaults to0.+ellps: Ellipsoid. Defaults toWGS84.+R: Radius of the sphere.+x_0: False easting. Defaults to0.+y_0: False northing. Defaults to0.Reference "New Equal-Area Map Projections for Noncircular Regions", John P. Snyder, The American Cartographer, Vol 15, No. 4, October 1988, pp. 341-355.