[GRASS-user] Newbie... Locations, Projections, Regions,
choices? (long)
Glynn Clements
glynn at gclements.plus.com
Wed Mar 31 15:15:34 EDT 2010
Randy Bradley wrote:
> The map displays fine but I want to change the projection to Albers
> Equal Area or Lambert Conformal Conical since it is such a large area. So I
> created a new location: aeaConUS with one caveat. It said the eastern value
> had to be larger than the western value so I (perhaps wrongly) used 125 for
> the western boundary and 67 for the eastern. Using the GUI selected the
> ³Vector>Develop map>Reproject vector² menu item and selected the vector from
> the above location. Here is what the new location and default region looks
> like:
> > g.region -p
> projection: 99 (Albers Equal Area)
> north: 49
> south: 25
> west: -125
> east: -67
For a projected location, the bounds must be specified in projected
coordinates (metres, feet, etc), not lat/lon degrees.
--
Glynn Clements <glynn at gclements.plus.com>
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