[las_users] Re: Ferret: station data shows no variables

["Andrea Fey" <Andrea.Fey@xxxxxxxx>]

Thanks for the suggestion. I have considered this as an option, but have 
not yet looked into it in detail. Can anyone point to an example of, 
say, a GrADS-based LAS site? Right now I'm also exploring using a 
database-served data set instead of the GDS.
Andrea

Peter Cornillon wrote:

> I'm not an LAS expert, but I think that the idea is that you can run  
> whatever processing engine under LAS. Normally, Ferret is used, but  
> this is not a requirement. This means that you could, for example,  
> Matlab which does handle sequences; i.e., this might be viewed as an  
> OPeNDAP sequence driver for LAS.
>
> Peter
>
> On Jun 27, 2005, at 12:58 PM, Andrea Fey wrote:
>
> > Thanks, Jon. I understood I'd need to write a driver for LAS but did  
> > not realize it was a Ferret issue. I hoped using the data in Ferret  
> > would give me a starting point for developing the driver.
> >
> > Have any of you LAS users developed an OPeNDAP sequence driver?
> >
> > Andrea
> >
> > Jonathan S Callahan wrote:
> >
> > > Andrea,
> > >
> > > OPeNDAP sequences are not currently supported in Ferret.  There is 
> > > a  basic division in the OPeNDAP world between Sequence data  
> > > (potentially nested, indeterminate length arrays) and Grid data  
> > > (1D-4D constant length arrays). ...
> > > You might consider posting again to the LAS Users list asking if  
> > > anyone else has written an OPeNDAP sequence driver for LAS.
> > >
> > >
> > > -- Jon
> > >
> > >
> > > Andrea Fey wrote:
> > >
> > > > I having trouble utilizing a station data set in Ferret. The 
> > > > dataset  I'd like to open is large:  
> > > > http://nomads.ncdc.noaa.gov:9091/dods/IGRA_MONTHLY_RAOBS/igramon; 
> > > > a  single-station link is here:  
> > > > http://nomads.ncdc.noaa.gov:9091/dods/IGRA_STATION_RAOBS/425/ 
> > > > igra.72208. I can open both of these, but when I "show data" there  
> > > > is nothing listed.
> > > >
> > > > I can open both of these in GrADS. My eventual goal is to add this  
> > > > data to a LAS server, and when I run a script (addGDS.pl) against  
> > > > either data set I get the following error message: DODS sequence 
> > > > not  supported at dds.y line 5.
> > > >
> > > > Could this be a metadata issue even though the data can be pulled  
> > > > into GrADS? Any other ideas?
> > > >
> > > > Thanks.
> > > > Andrea
> > --
> > Andrea Fey
> > NOMADS Project Intern
> > Andrea.Fey@noaa.gov
> > 828-271-4474
> --
>  Peter Cornillon
>    Graduate School of Oceanography     -  Telephone: (401) 874-6283
>       University of Rhode Island                 -               Fax:  
> (401) 874-6728
>         Narragansett, RI 02882                    -           E-mail:  
> pcornillon@gso.uri.edu
--
Andrea Fey
NOMADS Project Intern
Andrea.Fey@noaa.gov
828-271-4474