Northern Cygnus

NASadrRRGB(500).jpg (278704 bytes)

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The northern part of Cygnus is filled with red nebulosity from glowing hydrogen gas. The North America Nebula and Pelican Nebula are at top left, with Deneb at top center. The area around Gamma Cygni at lower right is particularly rich in nebulosity.

Equipment: Nikkor 180mm f/2.8 lens/STL-11000M/Astrodon LRGB filters/Losmandy G-11
F-ratio: f/4
Exposures: RRGB: R 12  x 20 minutes: G 12 x 5 minutes: B 12 x 5 minutes: GB binned 2x2
Date: October 11 and 12, 2007
Location: Borrego Springs, California, USA
Technical Notes:
 Individual exposures were sigma combined. The RGB image was created in Registar 1.0.

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