RE: Why we need datum information

["Carl Reed" <creed@opengeospatial.org>]

I know I am preaching to the choir, but if anyone ever asks why OASIS standards specify a datum when using lat/long coordinates, attached is an example (and short) explanation. Written by Roger Lott (geodesy geek extraordinaire and current chairperson of The International Association of Oil & Gas producers (OGP)).

 

Cheers

 

Carl Reed, PhD
CTO and Executive Director Specification Program
Open Geospatial Consortium
www.opengeospatial.org

 

The OGC: Making Location Count!

 

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"The important thing is not to stop questioning." -- Albert Einstein
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Latitude and longitude coordinates are not unique.doc