Saturday 5th of November 2011 | Ann Tekatch
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Matthew was right – Io and its shadow were crossing in front of Jupiter’s Great Red Spot tonight. I took some video of the event with a webcam, stacked the best frames using Registax v6 and this image is the result.
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Jupiter’s moon, Io, and its shadow crossing in front of the Great Red Spot. Photo by Ann Tekatch.