coord2dist function

coord2dist

Calculate distance between all pairs of sites

coord2dist (coords, is.latlon = TRUE, lower.tri = TRUE)

Arguments

• coords: n x 4 matrix of coordinates consisting of lat or y, lon or x pairs for each each site
• is.latlon: are coordinates latitudes/longitudes? Default is TRUE
• lower.tri: Return lower triangular part of the distance matrix? Default is TRUE

Returns

Returns the distance between all pairs of sites

Author(s)

Tarik C. Gouhier (tarik.gouhier@gmail.com)

Examples

coords=rbind(c(32, -125), c(43, -130))
# Compute great circle distance
coord2dist(coords)