[Mapbender-users] Projection to DHDN3 GK Zone3 EPSG:31467

[a.borgardt at landkreis-cuxhaven.de]

Hi Boris,

it works. A "little" sign in the epsg-file...but I've still the same offset in the coordinates after the projection.

Thank you very much for your help.

Andreas  

> -----Original Message-----
> From: Leukert, Boris [mailto:boris.leukert at wald-und-holz.nrw.de] 
> Sent: Tuesday, September 18, 2012 3:25 PM
> To: Mapbender User List
> Subject: Re: [Mapbender-users] Projection to DHDN3 GK Zone3 EPSG:31467
> 
> Hi Andreas,
> can you check the entry in the epsg file (or revert back to 
> the old entry)? 
> The QGis error message sound like there is a syntax problem 
> in the file.
> 
> Boris
> 
> -----Ursprüngliche Nachricht-----
> Von: mapbender_users-bounces at lists.osgeo.org 
> [mailto:mapbender_users-bounces at lists.osgeo.org] Im Auftrag 
> von a.borgardt at landkreis-cuxhaven.de
> Gesendet: Dienstag, 18. September 2012 14:51
> An: mapbender_users at lists.osgeo.org
> Betreff: Re: [Mapbender-users] Projection to DHDN3 GK Zone3 EPSG:31467
> 
> 
>  Moin Boris,
> 
> after applying the suggested changes, Q-GIS reports the 
> following error:
> 
> <?xml version='1.0' encoding="UTF-8" standalone="no" ?> 
> <!DOCTYPE ServiceExceptionReport SYSTEM 
> "http://schemas.opengis.net/wms/1.1.1/exception_1_1_1.dtd">
> <ServiceExceptionReport version="1.1.1"> <ServiceException>
> msProcessProjection(): Projection library error. unknown 
> projection id </ServiceException> </ServiceExceptionReport>
> 
> I changed the BETA2007.gsb-path to /usr/share/proj/. 
> 
> Andreas
> 
> > -----Original Message-----
> > From: Leukert, Boris [mailto:boris.leukert at wald-und-holz.nrw.de]
> > Sent: Tuesday, September 18, 2012 1:50 PM
> > To: Mapbender User List
> > Subject: Re: [Mapbender-users] Projection to DHDN3 GK Zone3 
> EPSG:31467
> > 
> > Hi Andreas,
> > I'm using the following entries to reproject from EPSG 31467 to UTM 
> > and it works fine:
> > 
> > PROJ.4 epsg file:
> > <31467> +proj=tmerc +lat_0=0 +lon_0=9 +k=1 +x_0=3500000
> > +y_0=0 +ellps=bessel +datum=potsdam +units=m +no_defs 
> > +nadgrids=/opt/libproj/share/proj/BETA2007.gsb +wktext  <>
> > 
> > PostGIS table spatial_ref_sys:
> > UPDATE spatial_ref_sys
> >    SET proj4text = '+proj=tmerc +lat_0=0 +lon_0=9 +k=1
> > +x_0=3500000 +y_0=0 +ellps=bessel +datum=potsdam +units=m no_defs 
> > ++nadgrids=/opt/libproj/share/proj/BETA2007.gsb +wktext '
> >  WHERE srid = 31467;
> > 
> > Please change the directory "/opt/libproj/share/proj/" to the 
> > directory of your installation where the file BETA2007.gsb 
> is located.
> > 
> > Best regards,
> > Boris
> > 
> >> -----Ursprüngliche Nachricht-----
> >>Von: mapbender_users-bounces at lists.osgeo.org
> >> [mailto:mapbender_users-bounces at lists.osgeo.org] Im Auftrag  von 
> >>a.borgardt at landkreis-cuxhaven.de
> >> Gesendet: Dienstag, 18. September 2012 13:20
> >> An: mapbender_users at lists.osgeo.org
> >> Betreff: [Mapbender-users] Projection to DHDN3 GK Zone3 EPSG:31467
> >> 
> >> Hi Mapbenders,
> >> 
> >> I'm trying to project a wms with the change epsg button. 
> The function 
> >> works, but the resulting coordinates are not correct. They differ 
> >> about 32m to west and about 175m to the south to a "real" 
> dhdn-shape. 
> >> I tried two proj4-parameters in the spatial_ref_sys table for epsg 
> >> 31467:
> >> 
> >> +proj=tmerc +lat_0=0 +lon_0=9 +k=1.000000 +x_0=3500000 +y_0=0 
> >> +ellps=bessel +datum=potsdam +units=m +no_defs proj=tmerc +lat_0=0
> >> ++lon_0=9 +k=1.000000 +x_0=3500000 +y_0=0 ellps=bessel 
> +datum=potsdam
> >> ++nadgrids=BeTA2007 +units=m +no_defs
> >> 
> >> but nothing changes.
> >> 
> >> Thanks for any help!
> >> 
> >> Best regards
> >> 
> >> Andreas
> >> 
> >> --
> >> Dipl.-Geol. Andreas Borgardt
> >> Landkreis Cuxhaven
> >> 06 - GIS-Service
> >> Tel.: 04721/66 23 68
> >> E-Mail: a.borgardt at landkreis-cuxhaven.de
> > --
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