Maidenhead Path

Locator, distance and bearing

Locator and great-circle path

Enter coordinates to obtain a six-character locator, or compare two locators. Pins mark locator-square centres. Distance follows a spherical-Earth great circle and bearing is the initial direction from home.

This website does not request GPS.

Home locatorOther station locator

Click map to set Other station. Drag to pan; use wheel, buttons or pinch to zoom. Overlay changes from Maidenhead fields to squares and six-character subsquares as you zoom in.

Coordinate and path information

LatitudeLongitude

IO91WM → IO83WG
Distance 237.2 km · 147.4 miles
Initial bearing 325.9° · reverse initial bearing 144.3°
Entered coordinates resolve to IO91wm

Click the map to set Other station. A four-character locator covers a large area; six characters give a smaller square. The displayed path starts and ends at square centres, not exact station coordinates.