Lambert Azimuthal Equal Area

Name Lambert Azimuthal Equal Area
EPSG Code 9820
GeoTIFF Code CT_LambertAzimEqualArea (10)
OGC WKT Name Lambert_Azimuthal_Equal_Area
Supported By GeoTIFF, PROJ.4, OGC WKT

Projection Parameters

Name EPSG # GeoTIFF ID OGC WKT Units Notes
Latitude of projection center 1 ProjCenterLat latitude_of_center Angular
Longitude of projection center 2 ProjCenterLong longitude_of_center Angular
False Easting 6 FalseEasting false_easting Linear
False Northing 7 FalseNorthing false_northing Linear


Intergraph also includes a scale at the origin, and uses NatOriginLat/Long instead of ProjCenterLat/Long.

Results differ somewhat between PROJ.4, and PCI (GCTP) as shown in Random Issues.

PROJ.4 Organization

  +proj=laea  +lat_0=Latitude at projection center 
              +lon_0=Longitude at projection center
              +x_0=False Easting
              +y_0=False Northing