[gradsusr] zdef character limit

Robert Seigel rseigel at atmos.colostate.edu
Wed Apr 28 14:54:45 EDT 2010


Thanks Jennifer!  I'll just modify my control file script to account for 
the 500 character limit. 

Thanks again,
Rob

Jennifer Adams wrote:
> Hi, Rob -- 
> You can use more than  one line in the descriptor file for writing out 
> the levels, something like this: 
>
> zdef 6 levels
>  1000 990 980 970
>   960 950 
>
> Just make sure each line has fewer than 500 characters. 
>
> --Jennifer
>
> On Apr 28, 2010, at 2:32 PM, Robert Seigel wrote:
>
>> Hello,
>>
>> I am having difficulties with 'zdef' in the GRADS control file (.ctl). I
>> am currently using a vertical grid with 160 levels and each level is
>> being written with 10 characters.  I am running into an issue with GRADS
>> reading in the 'zdef' levels properly.  After trial and error, I have
>> figured out that there seems to be some type of character limit of 500.
>> After this limit it still reads 'zdef' but if this 500 character pointer
>> is positioned on a level it cuts it into two levels.  Is there any way
>> to bypass this character limit?
>>
>> Thank you,
>> Rob
>>
>>
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>
> --
> Jennifer M. Adams
> IGES/COLA
> 4041 Powder Mill Road, Suite 302
> Calverton, MD 20705
> jma at cola.iges.org <mailto:jma at cola.iges.org>
>
>
>
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