Higher image resolutions:  
Telescope:
Takahashi FSQ106ED @ f/5 
Mount:
Astro Physics 900GTO 
Camera:
QSI583WSG 
Filter:
Astrodon Halpha 5nm 
Exposure:
L 7x15min (ST10XME) + 17x10min (QSI583WSG) RGB 6x10:6x10:6x10min (QSI583WSG) = 455min (7,5h) 
Processing:
CCDStack, Photoshop CS2 
Location:
Northern Blackforest, Germany 
Date:
14./21./22. Mar 2012 
Notes:
7x15min L Frames provided by Ingmar Uhl