[gradsusr] Gxout Findstn

[Ricardo Hallak]

Hi Stephen,

isn't it just the snowfall depth at that point?

Ricardo

On Mon, 30 Aug 2010 10:29:28 -0400, Stephen McMillan wrote
> Thanks Daniele!  That helps alot.  I see there's also a fourth 
> result, to the right of latitude...do you know what that is?  I'm 
> thinking it may be a distance to nearest station in screen units.  
> Here's an example output from mine: d snowfall.2(t=2)
> ;4.54519;4.52597 result= 363632 -76 40.55 0.198828
> 
> I also noticed it gives the output of the nearest station, regardless
> of whether it's a valid (non-missing) value.  I think It would be 
> more useful if it gave the value of the nearest valid station.
> 
> Stephen
> 
> On Mon, Aug 30, 2010 at 3:40 AM, Daniele Gandini
> <daniele.gandini at arpa.piemonte.it> wrote:
> > Hi Stephen.
> >
> > * q pos to expect mouse click and to have xs and ys location on the map
> >  'q pos'
> >  xs=subwrd(result,3)
> >  ys=subwrd(result,4)
> >
> > * display variable
> >  'set gxout findstn';'d var';'xs';'ys
> >   say 'findstn: 'result
> > * codstn is station code, lonstn and latstn are station coordinates.
> >   codstn=subwrd(result,1);lonstn=subwrd(result,2);latstn=subwrd(result,3)
> >
> > Bye.
> >
> > Daniele
> >
> > ----- Messaggio originale -----
> > Da: "Stephen McMillan" <smcmillan at planalytics.com>
> > A: "GrADS Users Forum" <gradsusr at gradsusr.org>
> > Inviato: Venerdì, 27 agosto 2010 23:40:44
> > Oggetto: [gradsusr] Gxout Findstn
> >
> > Does anyone have a WORKING example of the graphics output type
> > "findstn"?  I don't need the whole or even a partial script, just an
> > example of the correct syntax.  I searched in the User Archive and
> > searched the internet for it, but came up empty.  Usage note No. 5
> > under "set gxout" in the Documentation Index has a description, but
> > offers no example.  I have tried various combinations of what it says,
> > without any luck.  I have not figured out how to incorporate the three
> > arguments listed in the display command.
> >
> > I am using a valid station dataset with snowfall values over North
> > America.  The associated station ID's are 5- to 6-digit numbers.  I
> > have no problem displaying the snowfall values on a map.
> >
> > Thanks
> > Stephen McMillan
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Ricardo Hallak

Department of Atmospheric Sciences (DCA)
Institute of Astronomy, Geophysics and Atmospheric Sciences (IAG)
University of São Paulo (USP)
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