Cocoon Nebula ; IC 5146

The diffuse nebula IC 5146 in the constellation Cygnus. It is a region of glowing hydrogen gas surrounding a sparse cluster of twelfth magnitude stars, at an estimated distance of 3,000 light years. It is thought to be similar in nature to the Orion Nebula, a complex region of gas and dust in which star formation is taking place.

 

 Date

 2000-07-26

 Location

 Stuhleck, NÖ

 Condition

+2°C, very windy

 Film

 Kodak Ektapress PJ400

 Exposure Time

 40 minutes

 Optics

 Meade 10" f/6,3 + GEG (with Lens) + Canon EOS 5000

 effective F.L.

1185 mm (f/4,7)

Mount & Guiding

G-11 & ST-4.

 

 
click on images to enlarge
August 2001, Waldreichs

left: 45 minutes on Kodak Supra 400 using the refractor
right: 2*23 minutes on Kodak PJ 400 using the SCT at f/5


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