20 inch
 
IC 5146 also known as The Cocoon Nebula
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cocoon-grey
Cocoon Nebula
IC 5146
Dreyer description: Pretty bright, very large, irregular figure, 9.5th magnitude star in middle.
Magnitude: 7.0
RA: 21h 53m 24.0s Dec: +47°16'00" (Epoch 2000)
Size:12.0'

 Exposure Information
Detector: MX716
Exposure Time: 10 Minutes
Instrument: 20" OGS reflector and a focal reduction lens
Filters: Astronomik type II IR blocker for the greyscale and RGB for the color

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