Cocoon Nebula
Distance: 4000 light-years

                                                                                                                


ASA Astrograph Reflector 12" f/3.62 / Losmandy HGM TITAN Gemini Go-To / SBIG ST-10XME / Astrodon LRGB filters & Hα
Exposures : Luminance (2 nights with Clear filter + 2 nights with Hα filter) = 14h20min.
RGB = 3h30min. (1h30min for each frame)

description

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