Herschel 140
NGC 3147
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Object Type
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Galaxy Sb
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|
Constellation
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Draco
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Magnitude
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10.6
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Size
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3.9' x 3.5'
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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.
Fairly bright core. Moderately large and faint disk. Nice double star to the north west.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.