IC5146
“Cocoon Nebula”
Constellation- Cygnus
Right Ascension: 21h 53m 40s
Declination: 47° 17' 36"
Distance: light years
Visual Brightness: 7.2
mag
Apparent Dimension: 12
arc minutes
Image information-
Date taken- August 7,
2004
Telescope/Focal length/Camera/Temperature-
Takahashi FS-78 @ f/8.1, ST-8XE NABG @ -20C, on a NexStar11 GPS autoguided with
CCDSoft Ver. 5.0
Integrations- LRGB, L = x seconds binned 2x2, RGB = x
seconds each binned 2x2
Processing- Flats and
darks, aligned and combined in CCDsoft Ver 5.0, color combined in AstroArt 2.0