[gdal-dev] gdalwarp for ED50 UTM zone 31N to WGS84

[Jean-Claude REPETTO]

Ragi Y. Burhum a écrit :
> 
> In order to get it to work correctly, I had to use the right +towgs84 
> parameters from 
> http://earth-info.nga.mil/GandG/coordsys/onlinedatum/CountryEuropeTable.html 
> . Although the table showed  -84 (+/-5), -107(+/-6), -120 (+/-3), for my 
> own purposes -87, -98, -121 seemed to work best based on my source data.

Hello,

Other parameters are used in this PROJ.4 ML thread :
<http://osdir.com/ml/gis.proj-4.devel/2006-12/msg00000.html>

I don't know if they are better than yours, but they seem to be official.

Jean-Claude