This .NET class wraps the AcDbGeoData ObjectARX class. 

This class maintains geo-location data, including DwgPoint, UpDirection, NorthDirection in drawing space, and latitude, longitude and elevation in geographic space. It is stored in the extension dictionary of model space block table record of BlockTableRecord object. 

GeoLocationData also provides coordinate transformation functions to convert coordinates between DWG drawing space and geographic space. 

Autodesk.AutoCAD.DatabaseServices.DBObject
    Autodesk.AutoCAD.DatabaseServices.GeoLocationData

Public Class GeoLocationData
Inherits DBObject

public class GeoLocationData : DBObject;