[fitswcs] RADECSYS keyword values

[Mark Calabretta]

On Wed 1998/11/04 10:18:53 +1100, Mark Calabretta wrote
in a message to: fitswcs at fits.cv.nrao.edu

>The issue of additional RADECSYS keyword values has come to the fore lately.
>It seems reasonable to me to support any formally recognized system, hence
>
>   ICRF		...International Celestial Reference Frame
>   HIPPARCOS	...Hipparcos
>
>are obvious.  What about "RORF" (Radio-Optical Reference Frame, see for
>example http://maia.usno.navy.mil/rorf/)?  Anything else?
>
>This forum should make a decision and respond to Greg Hennessy's post to
>fitsbits.

Unless anyone objects soon I will suggest to the fitsbits exploder that "ICRF"
and "HIPPARCOS" will be accepted as legitimate RADECSYS keywords.

Does anyone want to champion "ICRS" over "ICRF"?

(Is anyone out there???)

Cheers, Mark