Herschel 209
NGC 4102
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Object Type
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Galaxy Sc
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|
Constellation
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Ursa Major
|
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Magnitude
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11.3
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Size
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3.1' x 1.7'
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Combination of 5, 3 minute images unfiltered.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.
Visual Observation Notes:- NGC 4102.
Fairly small but very bright. Somewhat elongated with a star-like core. Star on western edge.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.