Object: NGC 3521 Galaxy in Leo
Equipment: Celestron EdgeHD 925 @ f/11 on Astro-Physics 900GTO mount; SBIG ST-10XME
Exposure/Processing: 40 minutes RGB each (2x2 bin 200s exposures); 120 minutes luminance (600s exposures); Processed Maxim DL and Photoshop.
Location/Date: 2012 Texas Star Party, April 15-21, 2012, Fort Davis TX