Mano Prieto Observatory

IC5146 Cocoon Nebula

IC5146 Cocoon Nebula

Object: IC5146
Constellation: Cygnus
Distance: 3,000 light-years
Magnitude: 9.6
Comments: IC5146, the Cocoon Nebula, is a very diffuse star-forming region of glowing hydrogen surrounded by a sparse cluster of approximately 12th magnitude stars. The star in the center of the nebula is a mag. 9.6 star. For a more detailed description of IC5146, see Rob Gendler's essay HERE

Date: 9-2,3-05
Place: Asheville, NC
Exposure Details: LRGB: 240:60:60:60, Lumincance unbinned; RGB binned 2
Processing: Processed using Registar, Maxlm, and Photoshop CS

Optics: 12.5" RCOS Truss RC
Focal Length: 2122 at f6.8
Mount: Paramount ME
Camera: ST-10XME
Focuser: RCOS
Guiding: Internal chip
Filters: Tru-Balance LRGB 1 1/4"

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