Description Usage Arguments Details Value Author(s) References Examples
Calculates the distance between two points on the globe given latitude and longitude in decimal degrees and returning distance in kilometers.
1 | CalcDistance(initialLat, initialLong, finalLat, finalLong)
|
initialLat |
initial Latitude |
initialLong |
initial Longitude |
finalLat |
ending Latitude |
finalLong |
ending Longitude |
Data must be provided in decimal degrees (e.g. 162.546). Longitude values west of the prime meridian are 0 to -180.
Latitude values south of the equator are 0 to -90. This function is primarily used internally in the GPStable
and
GeoReference
functions.
Distance in Kilometers
Brian Battaile
https://www.movable-type.co.uk/scripts/latlong.html
1 2 3 | ##Distance from New York to Los Angeles given Latitude and Longitude of New York and Los Angeles.
Howfar<-CalcDistance(40.7697,-73.9735,34.0522,-118.2428)
Howfar
|
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