[gdal-dev] Projection for OSGB36

[Frank Warmerdam]

On Wed, Jan 27, 2010 at 7:20 PM, Smart, Gary <Gary.Smart at goodrich.com> wrote:
> I have a series of OS map TIF files with associated tfw files.  However, the
> tif files contain no information about the projection.  I understand that
> these files are using OSGB36 AIRY1830
>
>
>
> Can anyone tell me the precise text specification I need to be able to set
> up this projection.
>
>
>
> An example tfw file is:
>
> 2.5
>
> 0
>
> 0
>
> -2.5
>
> 215000
>
> 254000

Gary,

I would suggest importFromEPSG() and using the
code 27700 which is OSGB 1936 / British National Grid.

Good luck,
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