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M33 - A Pinwheel Galaxy


From the author of   Sizing Up The Universe


M33

20:49 EDT Oct 31, 2008.
Starlight Express SXV-H9 on 4" Tak FSQ refractor at f/5.
L = 92 min, R = 44 min, G = 42 min, B = 36 min (unguided 2-minute subexposures).
Digital Development, Curves.

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