[multiweb (Marc)]

Originally Posted by Tulloch

Thanks - it should look exactly the same as the animation above, as the moons are the same. Europa will be bright, Ganymede dark, and the shadows will look black. The bright Europa will pass between Ganymede and Jupiter, it would look better the other way around but it is what it is.

I used a 9.25" SCT at around f/21 for these captures (so about a 5m focal length). I will also be capturing in colour...

Cool. Thanks. I'll set up Saturday and rehearse. It's been a year since I did any planetary last.