NGC 3938

Combination of 10, 3 minute exposures unfiltered.
SBIG ST9XE CCD. 12" f/10 schmidt-cassegrain telescope and an f/6.3 focal reducer.

NGC 3938 is a large and moderately bright galaxy in Ursa Major. In an 18" telescope, it appears ccircular with a slightly brighter centre surrounded by fairly faint spiral arms.

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