gcd

README

Greater Circle Distance Calculation

Description

4air needs a fast calculator module that multiple projects can use. The calculator will be used to calculate the distance between two points on the Earth's surface. The distance is calculated using the Great Circle Distance formula. The formula is as follows:

d = rcos-1[cos a cos b cos(x-y) + sin a sin b]

Version 0.1.0

Documentation

Index

• Constants
• func Calculate(lat1, long1, lat2, long2 float64) (float64, error)

Constants

const EARTH_RADIUS float64 = 6371

Functions

func Calculate

func Calculate(lat1, long1, lat2, long2 float64) (float64, error)