Walt's Great Circle Calculator

Walt's Great Circle Calculator

Origin Latitude
Origin Longitude
Destination Latitude
Destination Longitude
Or Choose a City
Origin Destination
Calculation method:
Measurement Distance
Kilometers km
Miles mi
Nautical Miles nm
Return to the Hedgren.org web site.

Instructions:

  1. Input Latitude and Longitude in the form dd:mm:ss. (i.e. 84:31:3 = 84 degrees, 31 minutes, 3 seconds)
  2. Next choose East/West Longitude and North/South Latitude.
  3. If you do not know the Latitude and Longitude of your city, you may select from the list of cities at the bottom.
  4. Click calculate.