Dear all, I understand that the x/y coordinates of the meuse data set are projections. I was wondering if and how I could compute the original lat/lon coordinates ? Thanks ! Markus
meuse coordinates in lat/lon available ?
2 messages · Markus Loecher, Tomislav Hengl
data(meuse) coordinates(meuse) <- ~x+y
# > proj4string(meuse) <- CRS("+init=epsg:28992")
proj4string(meuse) <- CRS("+proj=sterea +lat_0=52.15616055555555 +lon_0=5.38763888888889
+k=0.999908 +x_0=155000 +y_0=463000 +ellps=bessel +towgs84=565.237,50.0087,465.658,-0.406857,0.350733,-1.87035,4.0812 +units=m +no_defs")
meuse.ll <- spTransform(meuse, CRS("+proj=longlat +datum=WGS84"))
See also: http://spatial-analyst.net/wiki/index.php?title=Export_maps_to_GE -----Original Message----- From: r-sig-geo-bounces at stat.math.ethz.ch [mailto:r-sig-geo-bounces at stat.math.ethz.ch] On Behalf Of Markus Loecher Sent: Tuesday, March 24, 2009 2:20 PM To: r-sig-geo at stat.math.ethz.ch Subject: [R-sig-Geo] meuse coordinates in lat/lon available ? Dear all, I understand that the x/y coordinates of the meuse data set are projections. I was wondering if and how I could compute the original lat/lon coordinates ? Thanks ! Markus _______________________________________________ R-sig-Geo mailing list R-sig-Geo at stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo