[APBeta] Jupiter and the moons

[Paul Rodman]

On Aug 22, 2009, at 2:01 PM, David Crum wrote:

> I was seeing how AP would do on Sept 3rd, 2009 at 01:00 (local time),
> when all of the moons of Jupiter are either behind it, or in front of
> the planet casting a shadow.  Using Sky and Telescopes Jupiter moons
> Java program I saw what I expected to find.  I also confirmed this
> using Skymap Pro.  However, AP shows Callisto on the side of Jupiter
> along with Europa and Ganymede.  Skymap Pro shows Ganymede and Europa
> only in front of the planet (confirms S&T's views)
>
> What am I missing??  I have Jacksonville as my site, the date is
> 9/3/2009 local time is 01:00:47

Well, I looked at Starry Night Pro 6 and it shows the same as AP, with  
Callisto of to one size, Io behind, and the others in front:

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Paul R.