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Sunday, September 21, 2014

The E nebula in Aquila

Image 1: B142-3 dark nebula in the Aquilla constellation

The dark nebula B142-3 is a dust formation near Gamma Aquillae obstructing the light of the background stars. It is also call E nebula: http://en.wikipedia.org/wiki/E_Nebula since the dust forms the Greek capital letter "E".
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Equipment: Vixen GP, Televue-76, focal length 380mm, f/5
Exposure: 206 seconds, unguided, no flats used, photo processing in Aperture v3 (Mac)
Download: http://dark.astrodigital.net

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