[Qgis-user] Celestial map
Hernán De Angelis
variablestarlight at gmail.com
Tue Oct 12 09:09:59 PDT 2021
Lester,
Yes, it can be done. I believe you need to do some preprocessing on your
star data to convert RA to degrees (which you wrote you do not want to
do but is not difficult). I also guess you are aware that RA coordinates
(or the x axis) have to be mirrored for use in geographical software
because RA increases to the left, as opposed to normal longitude which
increases to the right. It will probably be some work with the styles
and proper scaling of point sizes to star magnitudes.
/H.
Den 2021-10-12 kl. 13:56, skrev Lester Anderson:
> Hello,
>
> Is there a simple way of plotting star charts using Right Ascension
> and Declination, with proper scaling, without converting Right
> Ascension to degrees?
>
> Would like to create both a rectangular plot and North South polar plots.
>
> Thanks for any pointers
>
> Lester
>
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