On Thu, Oct 1, 2015 at 3:52 PM, Markus Neteler <[email protected]> wrote:
> On Thu, Oct 1, 2015 at 7:10 AM, Andy Wickert <[email protected]> > wrote: > > Dear GRASS developers, > > > > Would you know of an easy way to make r.watershed work in > latitude/longitude > > over the pole of a planet (in my case, over Antarctica) by specifying > that > > the polar boundary in lat/lon is not a sink? > > Wouldn't be a stereographic projection more appropriate? > > > https://grass.osgeo.org/uploads/images/Gallery/raster/polar_stereographic.png > > Best > Markus > Thanks for the suggestion. However, my goal is to run r.watershed across the whole globe, so a stereographic projection would an ad-hoc solution. (I have also had problems in the past projecting between polar stereographic and lat/lon, but this is a secondary issue.) Andy
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