[gradsusr] Saving new variable time-dependent

[Rabah Hachelaf]

Thanks for the response,



2015-01-25 13:13 GMT-05:00 Jeff Duda <jeffduda319 at gmail.com>:

> Try this command, but without any loop:
>
> 'set t 1 10'
> 'define dayrad = 2.78e-4*sum(SSRsfc,t-0,t+2)'
>
> That will give you the sum, but based on the index increment you use
> (tt+3), you will instead just get a 24-hour sum updated every 12 hours. To
> get the time series you want, you may have to define a separate array for
> each day and write each to either the same file or a different file. This
> may seem tedious or prolific, but the loop you have will do the trick with
> some minor alterations:
>
> tt=1
> while( tt <= 10)
>
> 'set t 'tt
>
> 'define dayrad'tt'= 2.78e-4*sum(SSRsfc, t='tt',t='tt+2')'
>
> 'set gxout print'
>
> 'd dayrad'tt
> *To eliminate the possibility of a crash resulting from using too much
> memory, undefine each array after printing it
> 'undefine dayrad'tt
>
> tt=tt+3
> endwhile
>
> See if either of these strategies gives you what you want.
>
> Jeff Duda
>
> On Sun, Jan 25, 2015 at 11:48 AM, Rabah Hachelaf <r.hachelaf at gmail.com>
> wrote:
>
>> Hi Grads users,
>>
>> i have this small scripts to transform every 12 hours radiation into
>> daily data by summing. but my new variable "dayrad" saves just the last
>> iteration.
>> my request is how to save all data calculated in dayrad variable into a
>> time-dependent variable.
>>
>> Thanks for help.
>>
>>
>> 'open rad.ctl'
>> tt=1
>> while( tt <= 10)
>>
>> 'set t 'tt
>>
>> 'define dayrad= 2.78e-4*sum(SSRsfc, t='tt',t='tt+2')'
>>
>> 'set gxout print'
>>
>> 'd dayrad'
>>
>> tt=tt+3
>> endwhile
>> --
>> Rabah
>>
>>
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>>
>>
>
>
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms
>
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>
>


-- 
------------------------------
Cordialement,
Best regards,
Rabah Hachelaf
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