[OSGeo-Discuss] A technical geodesic note about CommonMap - national vs international datums

2011-03-22 Thread Sam Vekemans
Hi, OSGeo-discussion list, I just wanted to forward this message from Brendan, hopefully someone who knows enough about projections can help with this, so to decide on which coordinates system to use, and how to handle coordinates shifting. Thanks, Sam -- Forwarded message --

[OSGeo-Discuss] mapguide download problem

2011-03-22 Thread olek plewa
Hi, has anyone heard about downlaod problem of all mapguide OpenSource staff, form the official website. I can not download anything form about 3 days :/ Please do something best regards -- Aleksander Plewa ___ Discuss mailing list

Re: [OSGeo-Discuss] mapguide download problem

2011-03-22 Thread Markus Neteler
(cc SAC) On Tue, Mar 22, 2011 at 11:06 AM, olek plewa ool...@gmail.com wrote: Hi, has anyone heard about downlaod problem of all mapguide OpenSource staff, form the official website. I can not download anything form about 3 days :/ Please do something The download.osgeo.org server no more

Re: [OSGeo-Discuss] A technical geodesic note about CommonMap - national vs international datums

2011-03-22 Thread Brent Fraser
Sam, I suppose a good way to minimize datum-related systematic errors in geographic data would be to: - specify your storage datum (e.g. WGS84(G1150) ) (http://www.geod.nrcan.gc.ca/faq_e.php#23) - give approved methods of transforming data from various datums to your storage datum.