[postgis-users] Computing a centroid on GEOGRAPHY objects

Sandro Santilli strk at keybit.net
Thu Dec 6 13:55:56 PST 2012

On Thu, Dec 06, 2012 at 09:34:53PM +0100, Ed Linde wrote:

> I know there is a centroid computation function in Postgis, but it seems to
> only work on a geometry type.
> The lat/long coordinates are spread all across the globe and hence I cannot
> convert it to local UTM formats because there is a discrepancy when going
> across different zones!

I wonder how the centroid of points spread across the globe would look like.
Jules ? 


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