[OSM-dev] GPX Track download

[Tom Hughes]

In message <20070807000352.2c7ccc55 at frodo.mittelerde>
          Andreas Volz <lists at brachttal.net> wrote:

> Am Mon, 06 Aug 2007 22:26:26 +0100 schrieb Tom Hughes:
> 
> > In message <20070806225632.4dc8527f at frodo.mittelerde>
> >           Andreas Volz <lists at brachttal.net> wrote:
> > 
> > > is it possible to download the (anonymous) GPX data of the complete
> > > world in one big file? I like to draw some height maps and some
> > > other things.
> > 
> > No, it isn't. I also don't see how it will help you draw a height
> > map as even those traces which do have elevation data will probably
> > be horribly inaccurate compared to something like the SRTM data.
> 
> I didn't know SRTM data before. Thanks for this info. It was only the
> idea to get such information from the GPX traces. If it's yet available
> in a better format I'll read more about SRTM. Is there a OSM project
> that uses SRTM data in any way?

Some people have used it to render maps with contours and/or height
shading.

Tom

-- 
Tom Hughes (tom at compton.nu)
http://www.compton.nu/