Comment 4 for bug 575621

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Victor Reijs (appl-victor-reijs) wrote :

Just calculated the the difference with other programs (like SkyMap, JPL, CyberSky, etc.):
. in the mentioned programs the Sun at 6:05:08 UTC is at around azimuth 119deg 57' 34"
. the moon in Stellarium is at that same locations when it is around 6:01:06 UTC.
. so a time difference of 242 seconds
. the n-dot is in this case thus different from SkyMaps's:
n-dot difference = 242/(((1950-484)/100)^2) = 1.1"

So it looks the n-dot in Stellarium is taken to be 26-1.1= 24.9"/cy^2

Let me know your thoughts?