Copyright © 2010 Larry Phillips
M20 (NGC 6514), the Trifid Nebula, a reflection/emission nebula in the constellation Sagittarius
Size: 5200 light years
Camera: SBIG ST-2000XM
Telescope: Astrophysics Starfire 140 EDT F7.5
Mount: Astro-Physics Mach1 GTO with Advanced Telescope Systems portable pier
Images: 41 subexposures of 15 minutes each with 15 red, 13 green, and 13 blue for a total of 10 hours and 15 minutes. No luminance was used for this image.
Date: April & May 2010
Software: Camera, mount, and guider control - CCD Commander & MaximDL, Calibration and stacking - CCDStack, further processing in Photoshop CS4.