M20 & M8, Trifid and Lagoon Nebula

Exposure time: 40 minutes (4x 600s)
Processing: Nebulosity (pre-processing, stacking & DDP); Adobe Photoshop CS4 (post-processing)
Lens/telescope: Takahashi FSQ-106ED (4.2") quadruplet ED refractor at f/5
Camera: QHY8 one-shot colour CCD
Mount: Astro-Physics Mach1 GTO
Guidescope: Vixen 70/400 mm + ST-4
Location: Etoile St. Cyrice, Hautes-Alpes, France
Date: August 22 - 23, 2009