[GRASS5] Set resolution in Lat/Lon location

Markus Neteler neteler at itc.it
Sun Nov 6 16:12:23 EST 2005


On Sat, Nov 05, 2005 at 12:38:50PM +0100, Stephan Holl wrote:
> Dear list,
> 
> Probably trivial:
> I am wondering if it is possible to set the resolution in a
> lat-lon-location smaller than 0:00:01 ?!
> 
sure:

GRASS 6.1.cvs (latlong):~ > g.region res=0:00:00.01 -p
projection: 3 (Läen- und Breitengrad)
zone:       0
datum:      wgs84
ellipsoid:  wgs84
north:      47:05N
south:      35:30N
west:       6:39E
east:       18:29E
nsres:      0:00:00.01
ewres:      0:00:00.01
rows:       4170000
cols:       4260000

GRASS 6.1.cvs (latlong):~ > g.region res=0:00:00.01 -m
n=47.08333333
s=35.5
w=6.65
e=18.48333333
nsres=0.3085002
ewres=0.23130559

GRASS 6.1.cvs (latlong):~ > g.region res=0:00:00.01 -g
n=47.08333333
s=35.5
w=6.65
e=18.48333333
nsres=0.00000278
ewres=0.00000278

Markus




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