latlon_dist.f90 File Reference

Functions/Subroutines
Real function	latlon_dist (deglat1, deglon1, deglat2, deglon2)
	Computes the distance of a rhumb line connecting two points on a sphere using Harversine formula The default used radius is The Authalic radius (equal area - hyothetical. perfect sphere) - 6371.0072 [km] More...

Function/Subroutine Documentation

Real function latlon_dist	(	real, intent(in)	deglat1,
		real, intent(in)	deglon1,
		real, intent(in)	deglat2,
		real, intent(in)	deglon2
	)

Computes the distance of a rhumb line connecting two points on a sphere using Harversine formula The default used radius is The Authalic radius (equal area - hyothetical. perfect sphere) - 6371.0072 [km]

Parameters

deglat1	[in] Longitude of the first point (degrees)
deglon1	[in] Latitude of the first point (degrees)
deglat2	[in] Longitude of the second point (degrees)
deglon2	[in] Latitude of the second point (degrees)

Returns

The distance between the 2 points, [km] by default

Author

Bernat P Treserras (berna.nosp@m.t.pt.nosp@m.reser.nosp@m.ras@.nosp@m.mcgil.nosp@m.l.ca) McGill University

Date

March 6th, 2017

Based on the code from https://rosettacode.org/wiki/Haversine_formula#Fortran