Tak TOA-150, 67 Flattener
ST11K, Astrodon LRGB Filters
AP1200 Mount
CCDStack, CCDIS and Photoshop
84 min L, 50 min R, 55 min G, 55 min B
July 26 and 27 2008
Subs acquired at Alt between 23d and 29d 42m (as high as M20 gets 'round  here)
Thanks to Jim Solomon and Ray Gralak for suggestions and advice

Click on image for full (6+Mb) size
M20 Trifid Nebula