[gradsusr] sdfwrite time increment

Jennifer Adams jma at cola.iges.org
Tue Mar 10 10:42:05 EDT 2015


Hi, Andrew — 
That is a bug in the sdfopen code that has been fixed in the upcoming release. Any day now… In the meanwhile, I guess you can use a 2-line xdfopen style descriptor with a full TDEF entry. 
—Jennifer

On Mar 10, 2015, at 10:33 AM, Andrew Friedman <andfried at gmail.com> wrote:

> Hi GrADS users,
> 
> Is there a way to change the time increment when creating a netcdf file using sdfwrite?
> 
> I'm having problems writing files with a large time increment (e.g. annual means) with the default increment 'minutes since.' The data write fine, but there can be 2 types of errors when I open the resulting file using sdfopen:
> Sometimes, GrADS gives the error "gadsdf: Time increment too large for 'minutes since' time units attribute."
> Other times, GrADS does open the file, but reads the time increment incorrectly, usually setting 1 year to 13 months instead of 12 months.
> 
> Thanks,
> Andrew
> 
> 
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--
Jennifer M. Adams
Center for Ocean-Land-Atmosphere Studies (COLA)
111 Research Hall, Mail Stop 2B3
George Mason University
4400 University Drive
Fairfax, VA 22030 





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