[Proj] converting from UK ordinance survey to lat/lon

José Alberto Gonçalves jagoncal at fc.up.pt
Tue Nov 15 06:06:26 EST 2005

Try this syntax:

   *proj.exe -I +init=./world:bng +ellps=WGS84*

It just tells that file "world" is in the current directory.

Jose' A. Gonçalves

Andrea Edwards wrote:

>I am trying to use proj4 to convert from uk ordinance survey coordinates to latitude and longitude values.
>I found an example in the internet as so
>C:\> proj.exe -I +init=world:bng +ellps=WGS84
>353600 432900                        (input)
>2d42'15.556"W   53d47'22.952"N       (output)
>This does not work for me. I get this error
>projection initialization failure
>cause: no system list, errno: 2
>program abnormally terminated
>I think this is something to do with the world:bng file (don't know what that is though). I copied this file to the same directory as proj4 in case that helped but it didn't.
>Thanks in advance for your help
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>Proj at lists.maptools.org

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