Data source: EPSG
Information source: http://earth-info.nga.mil/GandG/wgs84/gravitymod/egm2008/egm08_wgs84.html
Revision date: 2015-11-25
Scope: Geodesy.
Remarks: Replaces EGM96 geoid (datum code 5171). See transformation codes 3858 and 3859 for 2.5x2.5 and 1x1 arc minute geoid undulation grid files derived from the spherical harmonic coefficients.
Area of use: World.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "EGM2008 geoid", "scope": "Geodesy.", "area": "World.", "bbox": { "south_latitude": -90, "west_longitude": -180, "north_latitude": 90, "east_longitude": 180 }, "id": { "authority": "EPSG", "code": 1027 } }