[Aavso-photometry] FITS Keyword List

Jim Jones nt7t at centurytel.net
Fri Jan 4 17:42:22 EST 2008


Interesting.  I submitted an SBIG image from my ST8 and it found 2 
warnings and 0 errors.  So I guess that as far as NASA is concerned, 
SBIG meets the fits "standard".

Maybe we should be kinder when we speak of SBIG's efforts.

Jim Jones

Brian D. Warner wrote:
> Michael,
>
> The one FITS standard has become a pretty well universally adopted convention.
> Regardless of how well-adopted that convention is, that does not equate to
> a formal standard.
>
> Any claims by any vendor should more carefully qualify what is meant about
> compliance. If it follows a convention, that is what should be stated, not
> that it's in compliance with _the one standard._
>
> I'll go back to my original contention that if any image from any package can
> pass the test on
>
>   http://fits.gsfc.nasa.gov/fits_verify.html
>
> (not NOFS, as I incorrectly stated, but NASA/GSFC FITS Support page), it should be
> considered "compliant" for now and that the software is also "compliant." That is
> a formal test that can be independently validated by anyone.
>
> Arne proposed that he work with vendors to adopt some sort of rules. That's fine,
> but unless something special happens, it looks to be just another convention,
> maybe the "AAVSO FITS convention." That's fine, too, just as long as it's recognized
> as such and not some formal standard against which software is claimed to comply and 
> so
> imply suitability or usefulness.
>
> Unfortunately, without the making of a true standard, the issue of compliance will
> never be resolved (that assumes people will honor that standard). Adding yet another
> convention just means more work, headaches, and tech support issues for vendors and
> end-users.
>
>
> Clear Skies,
> Brian D. Warner
> Palmer Divide Observatory/Space Science Institute
> http://www.MinorPlanetObserver.com
>
> Collaborative Asteroid Lightcurve Link (CALL)
> http://www.MinorPlanetObserver.com/astlc/default.htm
>
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>   


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