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Type: galaxy, SB0
Mag: B=13.9, V=?
Size: 0.891′ x 0.691′
PA: ?
Synonyms: H II-140
Discovered in 1784 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "Two. The first [NGC 4261] is the largest. The 2nd [NGC 4264] very faint."
The RNGC (Sulentic and Tifft 1973) notes that this is a 14.0 mag galaxy. Their coded description reads R,BM.
Observing site: Pinnacles overlook
Telescope: C-8
[12h 19m 36s, 5° 51m 0s] A faint blob.
Lacaille's catalogue
The Messier objects
Dunlop's catalogue
The Bennett objects
The Caldwell list
Named DSOs
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