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Telescope:
TMB152 6" Apo (without Field Flattener) 
Mount:
Astro Physics 900GTO 
Camera:
SBIG STL11000M 
Filter:
Baader LRGB 
Exposure:
MaximDL 4.63
LRGB: 120:30:30:30min (900s subs) @ f/8, chip temp -20C 
Processing:
MaximDL 5.03, CCDStack, Photoshop CS2 
Location:
Sierra Nevada, Spain 
Date:
19. Feb 2009