[gradsusr] Help with gs scripts

[Francesco Piani]

The UV-index value is inner on a while loop, so for each time-step I have the UV-index on a particular grid-point, in order to obtain a time-series. 
----- Messaggio originale -----

Da: "Davide Sacchetti" <davide.sacchetti at arpal.gov.it> 
A: "GrADS Users Forum" <gradsusr at gradsusr.org> 
Inviato: Venerdì, 6 aprile 2012 10:14:29 
Oggetto: Re: [gradsusr] Help with gs scripts 


on a particular LAT-LON how could X be varying? 

anyway "Data Request Error: Invalid grid coordinates" typically means 
the i,j,k or t is not integer 
bye bye 
Davide 


On Fri, 2012-04-06 at 09:54 +0200, Francesco Piani wrote: 
> Hi all Grads Users. 
> I use a script to create a map of the hourly UV index. Using the same 
> script to extract the UV value for a particular LAT-LON, grads shows 
> the following error: 
> 
> 
> Default file number is: 1 
> X is varying Lon = 5.5 to 18.5 X = 69.75 to 232.25 
> Y is varying Lat = 36 to 47.35 Y = 13.5 to 155.375 
> Z is fixed Lev = 1000 Z = 1 
> T is fixed Time = 00Z06APR2012 T = 13 
> 
> 
> LONG 12.054 LATI 43.541 

> World coordinates convert to non-integer grid coordinates 
> Variable = uvclear Dimension = 0 
> Error ocurred at column 1 
> DISPLAY error: Invalid expression 
> Expression = uvclear 
> Error in math_nint: Argument not a valid numeric 
> Error occurred on line 176 
> 
> 
> 
> 
> Any hints? 
> 
> 
> Thanks in advance. 
> 
> 
> Francesco 
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-- 
--> Attenzione cambio indirizzo: davide.sacchetti at arpal.gov.it 
-- 
Davide Sacchetti 
Centro Funzionale Meteo Idrologico di Protezione Civile della Regione Liguria 
ARPAL Unità Tecnica Complessa di livello Regionale 
V.le Brigare Partigiane 2 16121 Genova (I) 
tel: +39 010 6437535 fax: +39 010 6437520 
mail: davide.sacchetti at arpal.gov.it web: www.meteoliguria.it 


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