UCD question: how to specify reference to a flat field image?

[Brian Thomas]

On Wednesday 15 October 2008 01:47:29 pm Rob Seaman wrote:
> How about meta.dataset;obs.calib.flat?

Hmm. Perhaps.. but the definition of 'meta.dataset' is a not very clear or satisfying 
one of "Dataset, archive".

=brian

> --
> 
> On Oct 15, 2008, at 10:33 AM, Brian Thomas wrote:
> 
> >
> > 	Hi,
> >
> > 	Here's a question for the UCD mavens on the list; my apologies in  
> > advance if
> > 	this was answered elsewhere  (I guess I missed it..)
> >
> > 	How does one specify "a flat-field calibration file" using UCD  
> > 1.23? I see that the
> > 	'meta.file' and 'obs.calib.flat' UCDs both exist, however, they are  
> > both marked as
> > 	'secondary', so neither may be the first in a composed word, and  
> > apparently cant
> > 	be combined.
> >
> > 	What should I do here?
> >
> > 	-brian
>