Paul Brewin wrote: > Hello, > > I've been searching for a method of converting Lat/Lon decimal > coordinates into actual distances between points, and taking into > account the curvature of the earth. Is there such a package in R? I've > looked at the GeoR package, but this does not seem to contain what I am > looking for. Ideally the output would be a triangular matrix of > distances. > > Thanks in advance, > Paul Brewin > > > > Paul E Brewin (PhD) > Center for Research in Biological Systems > University of California San Diego > 9500 Gilman Drive MC 0505 > La Jolla CA, 92093-0505 > USA > > Ph: 858-822-0871 > Fax: 858-822-3631 > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html >
See http://www.meridianworlddata.com/Distance-Calculation.asp. The calculations are trivial. -- Bob Wheeler --- http://www.bobwheeler.com/ ECHIP, Inc. --- Randomness comes in bunches. ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html