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Дата индексирования: Sun Apr 10 02:55:27 2016
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Поисковые слова: crab nebula
Amateur Telescope Makers of Boston

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Submitted by John Blomquist on 09/13/2008 10:04:59

M-1    Crab Nebula

Taken 10 Sept at the club with a Canon 5D camera and a Tak FS-128.
In spite of a waxing moon, 20x150sec. subs. were taken then combined/aligned in Images Plus.  Unsharp mask, enlargement/cropping,and levels adjusted in photoshop.

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