API Reference > IModeljs-common > IModels > IModel > geographicCoordinateSystem geographicCoordinateSystem Accessor The geographic coordinate reference system of the iModel. geographicCoordinateSystem: undefined | GeographicCRS Returns - undefined | GeographicCRS Setter The Geographic Coordinate Reference System indicating the projection and datum used. geographicCoordinateSystem(geoCRS: undefined | GeographicCRS): void Parameter Type Description geoCRS undefined | GeographicCRS Returns - void Defined in core/common/src/IModel.ts Line 429 Last Updated: 11 June, 2024