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Surveys and Mapping Department

National Geodetic Portal
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Presentation UGRF

The Uganda Geodetic Reference Frame (UGRF) provides the framework for all positioning activities in the Country. The foundational elements of Northings (N), Eastings (E), Elevation, and Geoid Model information impact a wide range of important geospatial activities in Uganda.

The UGRF is composed of the following classes of Geodetic Control Points:

The information on the individual stations and data can be accessed, including the ITRF2005 Cartesian coordinates for the CORS sites, but not all the sites may be available from the UGRF servers at the time of accessing them.

The GNSS Constellations for the CORS is made up of the following:

The services available from the UGRF Site include:

The services enlisted above are accessed through a web browser and are absolutely FREE of CHARGE. You do not need to pay any money to access the services. All you need is to register or create an account for you to access the services at your disposal (for more information, contact the: Office of the Commissioner of Surveys and Mapping, Entebbe or the Site Administrator).