All images taken with a self-guided SBIG STL-11000M CCD camera
Click on the images below for higher-resolution versions
NGC2903
Total LRGB exposure time 150 minutes
M101
Total LRGB exposure time 240 minutes
NGC4565
Total LRGB exposure time 105 minutes
M3
Total LRGB exposure time 50 minutes
M51
Total LRGB exposure time 160 minutes
Cocoon Nebula
Total RGB exposure time 80 minutes
NGC4535
Total RGB exposure time 170 minutes
See more images and details at www.hyperiontelescopes.com