Sorry if it's been mentioned, but if you can run ogrinfo against the file and show the coordinate ranges to the mailing list - plus tell the general geographic region the data lands in, that might also help us figure it out for you.
Best wishes, Tyler ----- Original Message ----- From: Bruce Bannerman <[email protected]> Date: Sunday, November 15, 2009 6:25 pm Subject: RE: [OSGeo-Discuss] Regarding The Microstation DGN Maps georeferencing [SEC=UNCLASSIFIED] To: 'OSGeo Discussions' <[email protected]> > Padmini, > > It has been a long, long time since I used MicroStation, however > this may help. > > Typically it will depend on the people who captured the data > that you are working with: > > - some are only concerned with the immediate vicinity of their > engineering project and will arbitrarily define a local > (cartesian) > grid with a datum point of (0,0) or similar and work with > these coordinates. > > - others will be quite pedantic and work with projected coordinates > e.g. UTM coords within their design files. > > > With the first example, you'll have to find the relationship > between the arbitrary datum and your Spatial Reference System > and transform the data. > > With the second example, if you know the source SRS try just > applying it. > > > > Now being good spatial professionals, your data providers will > have provided spatial metadata (at least ISO 19139) with their > spatial datasets, so you'll be able to easily work out the > lineage of the data sets that were provided to you and work out > the appropriate course of action. > > > > HTH. > > > Bruce > > > > > -----Original Message----- > > From: [email protected] > > [mailto:[email protected]] On Behalf Of > > [email protected] > > Sent: Wednesday, 11 November 2009 4:43 PM > > To: [email protected] > > Subject: [OSGeo-Discuss] Regarding The Microstation DGN Maps > > georeferencing > > > > hello, > > > > I am newbie using Quantum GIS. > > I am able to extract layers from DGN file, but couldn't > > geo-reference it. > > are their any ways of doing so, please suggest. > > > > thanks and regards, > > Padmini > > > > > > Confidentiality Notice > > > > The information contained in this electronic message and any > > attachments to this message are intended for the exclusive > > use of the addressee(s) and may contain confidential or > > privileged information. If you are not the intended > > recipient, please notify the sender at Bharat > Electronics or > > [email protected] immediately and destroy all copies of this > > message and any attachments. > > > > _______________________________________________ > > Discuss mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/discuss > > _______________________________________________ > Discuss mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/discuss >
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