The Ring Nebula
Click here to see a full frame version
M57 - The Ring Nebula in Lyra
by Bob and Janice Fera
Officina
Stellare RC-360AST 14" f/8 Ritchey Chretien Cassegrain
with two-element field flattener
Apogee Alta U16M CCD Camera
Astrodon Filters
LHaRGB Composite - 320:570:90:90:90 minutes
L:7x20m, 6x30m Ha:19x30m R:6x15m G:6x15m B:6x15m
Image acquired with CCDAutopilot
Processed in CCDstack and Adobe Photoshop
Taken June 23-27, 29-30, July 1, 2011 from Eagle Ridge Observatory, Foresthill, CA
Best viewed with a color managed browser such as Firefox 3.6 or higher