Best of AOP - Diffuse Nebulae

Cederblad 90 or Gum 3

This is both an emission and reflection nebula located in the constellation Canis Major.

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Last Updated: 06-Jun-2014

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About This Image

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20in RC Optical Systems telescope Operating at f/5.5

Paramount ME Robotic Telescope Mount

SBIG ST10XME CCD camera with color filter wheel

LRGB color production was used to create this image.

Variable seeing conditions (with some thin clouds) were present during the acquisition of this data.

Luminance = 90 minutes binned 1x1

Red = 20 minutes binned 2x2

Green = 20 minutes binned 2x2

Blue = 20 minutes binned 2x2

Minimum credit line: Tad Denton/Adam Block/NOAO/AURA/NSF