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Amateur Telescope Makers of Boston

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Submitted by John Blomquist on 10/13/2014 10:44:32

M-57

This photo was taken on 12 Oct. 2014 at the clubhouse.  A Tak. FS-128 apo scope and a Sony Alpha NEX-5T camera,at prime focus, were used.  

This is a single image, exposed at f-8, iso 3200, and for 30 seconds.  Some level and unsharp mask processes were done in Photo-Shop.

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