Coordinate Conversion

If you have any questions on using this tool, please contact Chris Lewis.

Note: Ethernet (wired) and WiFi connections exhibit poor geolocation ability due to network hub locations. Mobile devices exhibit much better geolocation accuracy.

Select Input Datum

Toggle Datum Constants

Equatorial Radius (meters):

Polar Radius (meters):

Flattening:

1/Flattening:

Decimal Degrees

Latitude (Degrees):

Longitude (Degrees):

Degrees, Minutes, Seconds

Latitude Degrees:

Minutes:

Seconds:

Longitude Degrees:

Minutes:

Seconds:

Standard UTM

Easting (meters):

Northing (meters):

Zone:

(Check if South of Equator)

NATO UTM

Because digraphs repeat every 2000 km in the north-south direction, and every three zones east-west, a full zone description is necessary for an unambiguous conversion.

Long Zone:

Lat Zone:

Digraph:

Easting (meters):

Northing (meters):

This tool is based off of the one created by Professor Steven Dutch from the University of Wisconsin, Green Bay. Mapping and extra functionality, such as geolocation, have been added. Corrections were also made to the JavaScript.