[Mapserver-users] Can't seem to get the projection correct

Lowther, David W dlowther at ou.edu
Tue Feb 18 08:17:30 PST 2003


Daniel,

Try using this projection for the mapfile:

PROJECTION # ALBERS OK 
	proj=aea
	lat_1=29.500000000 #SP1
	lat_2=45.500000000 #SP2
	lat_0=23.000000000 #REF LAT
	lon_0=-96.000000000 #CENTRAL MERIDIAN
	x_0=0.000 #FALSE EAST
	y_0=0.000 # FALSE NORTH
	datum=NAD83
	ellps=GRS80
	no_defs
END

And this in your layer.

	PROJECTION #GEOGRAPHIC NAD83
		proj=longlat
		ellps=GRS80 
		no_defs 
	END

Maybe you will like that look better.

Dave

> -----Original Message-----
> From: Martin, Daniel [mailto:DMartin at erac.com] 
> Sent: Tuesday, February 18, 2003 9:51 AM
> To: mapserver-users at lists.gis.umn.edu
> Subject: [Mapserver-users] Can't seem to get the projection correct
> 
> 
> I've been playing with my projections for some time now, with 
> no success. I'm using entirely OGR data (MapInfo data to be 
> exact).  All the data is in latlong.  No matter what I try, I 
> end up with maps that are vertically challenged (squished).  
> See the attachment.
> 
> I'd appreciate any advice you can offer.
> 
> Thanks,
> Daniel Martin
> 
> 



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