Distance calculator

Calculates distance between two geographic coordinates using haversine formula.

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This calculator computes distance between two points on Earth. It uses Vincenty formula.
You can read more here: http://en.wikipedia.org/wiki/Great_circle_distance

Since Earth is not an ideal sphere, calculator uses mean radius value according to WGS 84, which can give 0.5% error, according to wikipedia.

By default calculator coordinates are of New York and San Francisco

PLANETCALC, Distance calculator

Distance calculator


First place latitude


First place longitude


Second place latitude


Second place longitude

Digits after the decimal point: 3
Distance (kilometers)