Proper PROJ settings for lat-long?
Jonathan, I do not think so, but I think you can do something like: crd <- coordinates(x) crd[crd[,1] > 180, 1] <- crd[crd[,1] > 180, 1] - 360 sp <- SpatialPoints(crd) Robert On Fri, Oct 1, 2010 at 9:42 PM, Jonathan Greenberg
<greenberg at ucdavis.edu> wrote:
Folks: I have two sets of spatialpoints data, one that is in lat long which longitude ranging from -180 to 180, and another that ranges from 0 to 360. ?What are the appropriate proj settings for these two different datasets such that one can be properly reprojected to the other? ?I have: "++proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" for the dataset ranging -180 to 180 -- is this right? --j -- Jonathan A. Greenberg, PhD Assistant Project Scientist Center for Spatial Technologies and Remote Sensing (CSTARS) Department of Land, Air and Water Resources University of California, Davis One Shields Avenue Davis, CA 95616 Phone: 415-763-5476 AIM: jgrn307, MSN: jgrn307 at hotmail.com, Gchat: jgrn307 ? ? ? ?[[alternative HTML version deleted]]
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