[GRASS-dev] RE: [GRASS-user] Error importing DMS into standard format usingv. in.ascii

Markus Neteler neteler at itc.it
Wed Sep 27 11:29:26 EDT 2006


Hi,

I think that decimal degree go without W and N since
the minus is used for West/South.

Markus

On Wed, Sep 27, 2006 at 12:18:54PM -0300, Patton, Eric wrote:
> Trying again after converting DMS to deciaml degrees:
> 
> echo "L 4 1
> 66.5W|44.25N
> 66.0W|44.25N
> 66.0W|44.0N
> 66.5W|44.0N
> 1 1 " | v.in.ascii -n output=DMS_test format=standard  --o
> Error reading ascii file:
> 66.5W|44.25N
> Building topology ...
> 0 primitives registered
> 0 areas built
> 0 isles built
> Attaching islands:
> Attaching centroids: Topology was built.
> Number of nodes     :   0
> Number of primitives:   0
> Number of points    :   0
> Number of lines     :   0
> Number of boundaries:   0
> Number of centroids :   0
> Number of areas     :   0
> Number of isles     :   0
> 
> The above command also fails if the coodinates are given to 6 decimals
> places, which probably doesn't even matter.
> 
> ~ Eric. 
> 
> -----Original Message-----
> From: Glynn Clements
> To: Patton, Eric
> Cc: 'grass-dev at grass.itc.it'; 'grassuser at grass.itc.it'
> Sent: 9/27/2006 11:03 AM
> Subject: Re: [GRASS-user] Error importing DMS into standard format
> usingv.in.ascii
> 
> 
> Patton, Eric wrote:
> 
> > Following the example given in
> >
> http://article.gmane.org/gmane.comp.gis.grass.devel/8368/match=v+in+asci
> i+dms
> > 
> > I'm trying to import D:M:S coordinates into a Lat-Long Location to
> create a
> > line vector:
> > 
> > echo "L 4 1
> > 66:30:00W|44:15:00N
> > 66:00:00W|44:15:00N
> > 66:00:00W|44:00:00N
> > 66:30:00W|44:00:00N" | v.in.ascii -n output=test format=standard
> 
> Looking at the code, I see that DMS is only supported for
> format=points; format=standard requires decimal values.
> 
> -- 
> Glynn Clements <glynn at gclements.plus.com>
> 
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-- 
Markus Neteler  <neteler itc it>  http://mpa.itc.it/markus/
ITC-irst -  Centro per la Ricerca Scientifica e Tecnologica
MPBA - Predictive Models for Biol. & Environ. Data Analysis
Via Sommarive, 18        -       38050 Povo (Trento), Italy




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