[GRASS-user] Which gauss-krueger projection ?
nikos.alexandris at felis.uni-freiburg.de
Mon Jun 9 15:40:45 EDT 2008
On Mon, 2008-06-09 at 21:37 +0200, Markus Neteler wrote:
> On Mon, Jun 9, 2008 at 9:11 PM, Nikos Alexandris
> <nikos.alexandris at felis.uni-freiburg.de> wrote:
> > On Mon, 2008-06-09 at 20:56 +0200, Nikos Alexandris wrote:
> >> I am trying to define a location based on epsg:31466
> >> A table shows-up which expects a "difficult" choice between 7 options. I
> >> would like to "cover" the mosel river and part of the "Rheintal".
> >> I would pick the 5th choice (West-Middle) but I rather ask first "why
> >> the 5th and not the last one which covers the whole of Germany?".
> >> Any German epxerts?
> >> Thank you,
> >> Nikos
> > Sorry for not being very clear (and thank you Markus for your interest).
> > Attached is a screenshot (a .png file -- not sure if this is allowed in
> > the mailing list -- but it's not possible to copy-paste from this pop-up
> > menu).
> The choice is rather easy:
> - "whole country" has a precision of 3m
> - the other, regionally optimized zone have better than 1m precision
> So, you'd better take the one optimized for your region.
My problem is that I am not sure if one of the options (besides the
whole-country) deals with the bounding box of my interest:
Those are (in metres)
N: 5580000 S: 5490000
E: 2644000 W: 2534000
And I am not sure whiche transformation parameters to use to convert
them to degrees ;-)
More information about the grass-user