Free tool
Distance & bearing calculator
The true geodesic distance and forward/back azimuth between two points in any coordinate system — with grid distance and ΔE/ΔN for projected systems.
Distance calculator
Click the map to pick the two points, or type coordinates in any system.
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FAQ
The geodesic distance is the shortest distance on the WGS 84 ellipsoid and is the most accurate for long lines. The grid distance is measured on the projected metric plane (e.g. UTM) and differs from the geodesic by the scale factor. We show both when a projected system is selected.
You may also need: Land area calculator · Arab-world coordinate converter · Scale factor & convergence · Drone GSD calculator