Crescent Nebula in H alpha

Ottawa seemed to be under a window of good conditions this night.

Object(s): NGC 6888 Coordinates: RA=20hr 13.1min, DEC=38°28min Constellation: Cygnus
Telescope: Esprit 150 at f/7 Camera: SBIG STF-8300 Exposures: 15x1000s H alpha
Location: my back yard Date(s): August 9, 2015 FOV: 45min x 60min
Notable images:

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