The Wall in NGC7000 - The North American Nebula

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Date: 21 August 2009
Location: O.A.S. Deep Sky Camp in Kent
Exposure: 20 x 5 minutes
Telescope: Celestron C11 with F6.3 reducer on Skywatcher EQ6 mount.
Camera: Modified Canon EOS 350D
Guiding: Nikkor 300mm lens with x2 teleconverter & modified Toucam webcam.
Filters: Astronomik CLS & IR filters
Processing: Stacked in IRIS, 3x3 binned and asinh range adjustment applied.
Comments: The collimation was slightly out, so the stars on the LHS have greater coma.