M8/M20
  

M8-M20 LRGB(500).jpg (152341 bytes)

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M8 and M20 are seen together in this image. Near the top is the open star cluster M21, while to the left (east) of M8 is the emisson/reflection nebula NGC 6559.

Equipment: ST-10XME/Astrodon RGB filters/Nikkor 180mm ED f/2.8 lens/Losmandy-Gemini G-11
F-ratio: f/4
Exposures: LRGB: L 11 x 3 minutes: R 8 x 3 minutes: G 8 x 3 minutes: B 8 x 3 minutes: RGB binned 2x2
Date: July 21 and 22, 2006
Location: Mount Laguna, California, USA
Technical Notes: All exposures were taken unguided. The individual exposures were sigma combined and the RGB image assembled in
Registar 1.0. A Gaussian Blur of 1 pixel was applied to the RGB image and a high pass filter selectively applied to the luminance image.

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