[gdal-dev] How do I add a projection to proj 8?

Javier Jimenez Shaw j1 at jimenezshaw.com
Sat Apr 13 03:00:43 PDT 2024


Yes, such CRS was used until EPSG:3857 was added
(900913 tries to mimic Google letters with numbers, as it was used by
google maps).

But the parameters given by Stephen are a bit different. Probably that's
why the number ends with 4

You can see the (deprecated) proj4 string of 900913 at
https://spatialreference.org/ref/epsg/900913/proj4.txt

On Sat, 13 Apr 2024 at 11:12, Sebastiaan Couwenberg via gdal-dev <
gdal-dev at lists.osgeo.org> wrote:

> On 4/13/24 10:19 AM, Javier Jimenez Shaw via gdal-dev wrote:
> > Bas, are they really equivalent?
> As far as I know they are, where one used to use EPSG:900913 they should
> now be using EPSG:3857, as 900913 is deprecated.
>
>   https://wiki.openstreetmap.org/wiki/Web_Mercator
>
> Kind Regards,
>
> Bas
>
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