Herschel 189
NGC 3900
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Object Type
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Galaxy Sb
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Constellation
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Leo
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Magnitude
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11.4
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Size
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3.2' 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 3900.
Fairly large and bright. Elliptical in shape with a bright core. On edge of triangle of faint stars.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.4. Thin cirrus clouds passing.