Herschel 258
NGC 4550
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Object Type
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Galaxy SO
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Constellation
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Virgo
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Magnitude
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11.5
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Size
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3.3' x 0.9'
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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 4550.
Fairly bright. Elongated. Moderately large. NGC 4551 (magnitude 12.0) slightly fainter, very close to the north.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.