The Lagoon Nebula region in Sagittarius
by Bob and Janice Fera
ASA N8 8" f/3.8 Newtonian Astrograph
Yankee Robotics Trifid-2 6303E CCD Camera
Astrodon Filters
2-frame Mosaic
HaRGB Composite: 90:40:40:40 minutes, each frame
Sub-exposures: Ha-6x15m, RGB-4x10m each frame
Image acquired with CCDAutopilot
Processed in CCDstack, MaxIm/DL (with RC-Astro plug-in), PixInsight LE, Picture Window and Adobe Photoshop
Taken July 14,15,16,19,20,21, 2007 from Eagle Ridge Observatory, Foresthill, CA