M57 - The Ring Nebula

M57 - The Ring Nebula - Planetary Nebula in Lyra

by Bob and Janice Fera

Parallax Instruments 12.5" f/9 Ritchey Chretien


Astrodon LRGB and 6nm Ha filters

LHaRGB composite (120:540:45:45:45 min -- 13.25 hours total) processed in CCDops, MaxIm/DL (with RC-Astro plug-in), Gralak Sigma, AIP4WIN, PixInsight LE and Adobe Photoshop

Taken May 31-June 3, 2005 from the still-under-construction Eagle Ridge Observatory, Foresthill, CA

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