[Proj] Google Mercator Projection

Christopher Barker Chris.Barker at noaa.gov
Mon Oct 15 15:20:19 PDT 2007


Hi,

Craig Bruce wrote:
> I am having a problem converting coordinate values from WGS84 Geographic to
> the Mercator projection that Google Maps uses. 

There was a fair bit of talk about this at the FOSS4G conference, I only 
caught bits of it. This may help:

http://crschmidt.net/blog/archives/238/understanding-googles-projection-slightly-anyway/

There was talk of a new EPSG code for the google Mercator projection:

http://crschmidt.net/blog/archives/243/google-projection-900913/


-Chris


-- 
Christopher Barker, Ph.D.
Oceanographer

Emergency Response Division
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Chris.Barker at noaa.gov



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