M57 The Ring Nebula

Rancho Del Sol Observatory · Camino, California

M57 The Ring Nebula by Ken Crawford

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Image Equipment Details

  • RCOS 20" carbon truss - 100mm FFC
  • Paramount ME
  • Apogee Alta u16803
  • SBIG ST402 Guider
  • Astrodon MegaMoag
  • Astrodon 50mm Sq Filters

Exposure Details

  • Clear/ Lum = 0 minutes
  • Red = 50 minutes
  • Green = 50 minutes
  • Blue = 50 minutes
  • Ha = 900 minutes
  • OIII = 960 minutes
  • SII = 240 minutes

Software Used

  • MaxDL 5
  • CCDAutopilot 5
  • CCDStack2
  • Photoshop CS5

About this image


M57 - The Ring Nebula is a famous result of a dying star. This very deep image also reveals a possible outer halo surrounding the main planetary nebula and it's known "petal" like gas shells. These very faint structures are revealed with an Astrodon OIII 3nm filter - Apogee u16m and 16 hours of exposure.

M57 The Ring Nebula detail
M57 The Ring Nebula detail

The Ring Nebula details revealed with over 37 hours of total exposure time. See the WISE IR Data prcessed and overlaid to this image by Teri Smoot.

Mouse over
to see the OIII structures of the possible outer halo of M57.

These images may be used for personal or educational use without contacting me. But, these images and this website are Copyright © Ken Crawford. If you are a publisher and would like a full resolution link to this or other images please contact Ken Crawford.