VOunits draft

[David Berry]

2009/5/25 Steve Allen <sla at ucolick.org>:
> On Sun 2009-05-24T18:29:55 +0100, Anita M. S. Richards hath writ:
>> You also mentioned logarithmic units.  We should support these, in the VO
>> Units draft we were uncertain as to how, but the FITS standard may be the
>> best way.
>
> The fact that FITS WCS paper I achieved consensus does not imply that
> there was a practical demonstration of the parseability of the units
> strings.  There was none;

Keeping my head down on this one, but  AST and (I think) WCSLIB both
parse FITS paper 1 unit strings. See for instance,
http://www.starlink.ac.uk/~dsb/ast/unitmap-form.html or
http://www.starlink.ac.uk/~dsb/bin/unit-analyser.cgi

David


> that deserves to be demonstrated; and I
> would not be surprised to see changes required by such.
>
> --
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