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Rosette HaLRGB with Tak FSQ106
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16-01-2012, 09:25 PM
Paul Haese
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Join Date: Jan 2009
Location: Adelaide
Posts: 9,991
Chris, just out of interest which Ha filter are you using? I got similar halos on the bright stars and I am using Astronomiks 12nm Ha filter. Those big halos look large reflections on my Ha subs.
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