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map2lonlat: Find lon-lat coordinator of a point on a map
Description
Find lon-lat coordinator of a point on a map
Usage
map2lonlat(xusr, yusr, tolerance=1e-5)
Arguments
xusr, yusr
coordinates of points on the map.
tolerance
tolerance for misfit.
Value
A list containing
longitude
and
latitdue
.
Details
Uses
optim
to find the location, so it may fail in some circumstances.
See Also
See
mapPlot
for general information on plotting maps, including other functions.