[Proj] ERROR 6: No translation for Double_Stereographic to PROJ.4 format is known.
ovv at hetnet.nl
Thu Apr 2 10:43:12 EST 2009
I can look up some official test points in my files, including references to
more or less authoritative sources. Will take a few days, around Sunday
The latest versions of the RDNAP software (Netherlands) indeed do grid
The Dutch Kadaster has/had an on-line transformation tool without grid
interpolation, but with Schreiber polynomials, including a small error
Prince Edward test points are described in a Technical Report (no. 48 I
Romanian test points can be obtained from a Hungarian Excel application by
Oscar van Vlijmen
----- Original Message -----
From: "Frank Warmerdam" <warmerdam at pobox.com>
To: "PROJ.4 and general Projections Discussions" <proj at lists.maptools.org>
Sent: Tuesday, March 31, 2009 9:27 PM
Subject: Re: [Proj] ERROR 6: No translation for Double_Stereographic to
PROJ.4 format is known.
> OvV_HN wrote:
>> I don't get it. I always thought the existing PROJ (and libproj) function
>> sterea was a full implementation of the double stereographic projection,
>> suited for Dutch RD, New Brunswick / Prince Edward Island stereo and
>> Romanian Stereo 70.
> Well, that is possible. Is someone willing to do some leg work confirming
> if that is the case, and documenting the correct formulation of the
> coordinate systems described in http://trac.osgeo.org/gdal/ticket/2487
> for PROJ.4? Some sample test points would also be helpful. Given that
> I would be happy to update GDAL to support double stereographic and
> update some other resources.
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