This image is a combination of 3 layers. Layer 1 4- images each with an exposure of 300 seconds through a RED filter. Layer 2 4- images each with an exposure of 300 seconds through a GREEN filter. Layer 3 3- images each with an exposure of 300 seconds through a BLUE filter. This used 2x2 binning. Layer 4 11 - images each with an exposure of 300 seconds through a Luminance filter. This was using 1x1 binning. The images were taken with a SBIG STT-8300 3 CCD attached to a Meade LX200R 12" F/10
The system used a self guider.