[GRASS-user] Which gauss-krueger projection ?

Markus Neteler neteler at osgeo.org
Mon Jun 9 15:37:22 EDT 2008

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.


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