The Helix Nebula
Taken through a 10" Ritchey Chretien at f/7
combined with images taken at f/4.5
SBIG ST-10XME with CFW-8
MI-250 Mount
Oct. 9, 2002
LRGB Luminance=24X5 minutes  R=5X5 minutes  G=5X5 minutes  B=5X7.5 minutes
All frames taken at 2X binning.
Processed with Maxim/DL, Photoshop, and Registar