[Kstars-devel] Change in SkyObject class

[Jason Harris]

Great work Pablo.

Can you backport these fixes to 3_1_BRANCH?  There is going to be a 3.1.4 
release very soon...

Jason

On Friday 05 September 2003 04:23 am, Pablo de Vicente wrote:
> I forgot to send this comment when commiting the changed file:
>
> - There was an error when computing the new coordinates of a source for
> a given time in function getNewCoords. Surprisingly
>   return SkyPoint(ram, decm);
> does not provide the same result as:
>   SkyPoint sp = SkyPoint(ram,decm);
>   return sp;
>
> After this change the Moon rise/set time differs from almanac values by
> 4 minutes at most (may be a sidereal time effect when changing day?).
> I have to investigate this further, and see how to tune it.
>
> Before the change the set time was erroneous by 25 minutes at most.
>
> - Added one level of iteration in function riseSetTime, For the Moon the
> second iteration changes RA, DEC by 1.5 arcmin.
>
> - Cleaned function riseSetTimeUT, removing useless variables.
>
> - Added the same elevation correction for the Moon as the one used for the
> Sun, since RA and DEC for the Moon already contain the parallax efect
> (a.k.a. figure of the Earth correction).
>
> Pablo.
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-- 
KStars:  A K Desktop Planetarium
http://edu.kde.org/kstars