[fitsbits] Dataset identifications.

[Mark Calabretta]

On Thu 2004/03/11 12:20:12 CDT, Thomas McGlynn wrote
in a message to: Thierry Forveille <forveill at cfht.hawaii.edu>
and copied to: Thomas.A.McGlynn at nasa.gov, fitsbits at nrao.edu

>one use of the IDs.  However, I'm
>concerned that if a single FITS file is not atomic with respect
>to the dataset identifier, then it would generally be difficult
>for software to use the ID to tie things together.  E.g., one
>would need to scan the entire FITS file to find the included IDs.

Putting an index of IDs in the primary header, i.e. just a list of the
IDs that come later, would preclude the need to scan past the first
header when looking for a particular ID.

Mark Calabretta
ATNF