Cousin Ricky wrote on 08/02/2017 14:08:
> I have extracted some of the data fields from the Yale Bright Star
> Catalogue and converted them to SDL.  This catalog contains all
> nighttime stars of magnitude 6.5 and brighter (roughly all nighttime
> stars visible to the naked eye), plus a few dimmer ones.  The
> BrightStar5 module includes more data fields than the include file
> Rarius published a while back, including catalog designations and color
> data.  Macros are included for star coloration and Bayer designation
> labels.  You can also seek individual stars by Bayer, Draper, Flamsteed,
> or SAO designations.
>
> Rarius stated that the catalog is in the public domain.  I could not
> determine the intellectual property status from the published sources,
> and in the process of trying to find out, I ended up having a very nice
> phone conversation with one of the authors, Dr. Warren!
>
> The 5th edition of the catalog, as it stands, is in a preliminary state.
>  (The primary author died in 2007.)  There is no projected date for
> final publication.
>
> POV-Ray 3.7.1 beta 2 will crash hard with this module.  Think Bayer
> designations, and if you've been following p.beta-test, you'll know
> exactly why it crashes.  Some of the 3.7.1 alphas (including some 2015
> vintages) also crashed, but 3.7.0 works fine.  The latest master passes,
> so everything should be fine when beta 3 is released.
>
>
http://lib.povray.org/searchcollection/index2.php?objectName=BrightStar5&contributorTag=Cousin%20Ricky
>

It seems very interesting.
I hope to see soon some examples,
Paolo

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