Supernova remnant, Cygnus
Caldwell 33, Finest NGC 99b, SAC110 45
Size 60’x8′
2011-08-24
200mm f5 Newtonian MPCC Guided
Canon EOS 350D, Astronomik CLS
5x240s 20x180s, darks, flats,  ISO 800
Captured in APT
Processed in Nebulosity and PS CS5
2017-02-21 Re-processed in Lightroom CC

NGC 6995 is the irregularly shaped nebulosity in the left of the image, and NGC 6992 is the curved arc in the right of the image.

An incredibly rare and clear night with the Milky Way easily visible.
Original image: