Sharpless 2-129 (Sh2-129) in Halpha

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Taken on September 4, 2005 from my backyard in Castro Valley, California

Pentax Takkumar 150mm f/2.8 medium format camera lens stopped down to f/4

Finger Lakes CM10XME imaging camera operated at -26C

Custom made camera mounting frame 

Finger Lakes DF2 Digital Focuser

Finger Lakes CFW7 Filter wheel

Takahashi FCT-76 guide scope

SBIG ST7E guide camera

Custom Scientific 3nm Ha filter (50mm unmounted)

three exposures of 30 minutes for Halpha

one and a half hours total exposure time

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