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RA: 23h 27m 19.51s
Dec: +12° 28′ 1.5″
Ch: MSA:1232, U2:214, SA:17
Type: galaxy (in pair), S0
Mag: B=14.3, V=?
Size: 1.38′ x 0.794′
Synonyms: H III-226
Discovered in 1784 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "eF, S, stellar, verified with 240 power." Dreyer notes: "Second obs. Nov 23, 1785: 'vF, vS, stellar, 240 confirmed it.' Suspected of variability by h."
Observed by both Herschels, this objects is described as pretty bright, small, round, very suddenly much brighter in the middle with a 9th magnitude star to the west. Sir John Herschel notes that in four observations, he recorded it as "pretty bright", whereas Sir William on two occassions called it "extremely faint" and "very faint." Dreyer notes that both Lord Rosse and d'Arrest called it "pretty bright"
The RNGC (Sulentic and Tifft 1973) notes that this is a 14.5 mag galaxy. Their coded description reads E,R,BM.
The Messier objects
The Bennett objects
The Caldwell list
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