API Reference > imodeljs-common > Geometry > Cartographic > fromEcef fromEcef MethodStatic Creates a new Cartographic from an ECEF position. fromEcef(cartesian: Point3d, result?: Cartographic): undefined | Cartographic Parameter Type Description cartesian Point3d The position, in ECEF, to convert to cartographic representation. result Cartographic Returns - undefined | Cartographic The modified result parameter, new Cartographic instance if none was provided, or undefined if the cartesian is at the center of the ellipsoid. Defined in core/common/src/geometry/Cartographic.ts Line 121 Last Updated: 11 June, 2024