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RA: 12h 21m 42.35s
Dec: +14° 35′ 52.8″
Con: Coma Berenices
Ch: MSA:725, U2:193, SA:13
Type: galaxy (in pair), Sc
Mag: B=12.71, V=11.61
Size: 5.011′ x 1.047′
Synonyms: H II-112
Discovered in 1784 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "Two, about 2' distant ... The 2d, extended, resolvable." The other object is NGC 4298.
Photo Index by Jim Lucyk: Sky&Tel. 1/71 p60, Sky&Tel. 10/70 p245, Deep Sky #17 Wi86 p10, Galaxies (Ferris,1982) p113.
The RNGC (Sulentic and Tifft 1973) notes that this is a 12.5 mag galaxy. Their coded description reads EON,LBM,EQDKLN,FL.
33cm plate: *s 3'.0 S and 2'.0 N.
13cm - pretty f but quite spindly in pa0. BS, 7Feb1984, USNO.
25cm - just apart from N4298. elong N-S, 2'.5x0'.5 w/no cen condens.
30cm - just E of -98. vf, diff @ lox. hix shows elong in pa170, vthin,
2'.1x0'.4. virtually no concen. at times the ends of it seem brtr. does
not touch comp.
- 4'x0'.4 in pa5. almost reaches m13.5 * S and goes 1/2' past m13.5 * on
NW flank. broad concen w/sl mottlings. sketch in notes. BS, 7Feb1984,
Location:Blesfontein Guest Farm,Sutherland.
Sky Conditions:The most crystal clear sky possible.Dark moon and stars magnitude 6 and fainter are visible with the naked eye.Excellent clean sky,limited star flickering and brilliant objects.
This galaxy has very faint extensions which looks like a cigarette which is just on the brink of visibility and that this galaxy has an elongated shape and is well defined.Around the outskirts of this galaxy there is no areas of uneven brightness.This galaxy measures 4'x 1.3'with P.A;NW/SE.Chart No.94,NSOG Vol.2.
The Messier objects
The Bennett objects
The Caldwell list
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