On Monday 06 October 2008, Andrew Rayburn wrote: > My problem is that I can't import precise (to 3 decimal places) Northing > and Easting coordinates into R. The data were taken on a ProMark3 GPS > unit, with the intent of obtaining extremely precise GPS coordinates. > Post-processing was done correctly, and the resulting Northings and > Eastings were to 3 decimal places. However, every attempt I've made to > import them into R (scan, read.table, read.delim, read.dbf via FOREIGN > package, and I also the tried maptools package) results in the exact same > thing - the Northings column is shown to 1 decimal place, and the Eastings > column has no decimal places. In other words, I read in the data using one > of many different import options, and then view the data after import - and > all the precision has been eliminated. > > Has anyone else encountered this problem, and/or can anyone offer a > solution? I've spend an inordinate amount of time on this problem, with no > luck. > > Thanks, > > Drew
Hi Drew. I suspect that the print method for sp objects in truncating the *printing* of coordinates, but not their actual values. Have a look at this thread: https://stat.ethz.ch/pipermail/r-sig-geo/2007-October/002694.html Cheers, Dylan -- Dylan Beaudette Soil Resource Laboratory http://casoilresource.lawr.ucdavis.edu/ University of California at Davis 530.754.7341 _______________________________________________ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo
