NGC 7008

Combination of 20, 3 minute exposures using a clear filter
5, 3 minute exposures using red and green filters and 8, 3 minute exposures using a blue filter.
SBIG ST-9XE CCD. 16" f/10 schmidt-cassegrain with an f/6.3 focal reducer.

NGC 7008 is a rather large and moderately bright planetary nebula in Cygnus, near the border with Cepheus. Easily visible in a 10" telescope, it appears as a faint, irregular haze surrounding a moderately bright central star.

Combination of 20, 1 minute images.
SBIG STL-1001E CCD. 16" f/10 schmidt-cassegrain at prime focus.

Combination of 5, 3 minute images unfiltered.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.