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Type: galaxy, Sc
Mag: B=13.4, V=?
Size: 2.454′ x 1.288′
PA: 140°
Synonyms: H II-151
Discovered in 1784 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "not vF, pL, iR, bM, r."
The RNGC (Sulentic and Tifft 1973) notes that this is a 13.0 mag galaxy. Their coded description reads S,BM,SLEL,DKLNS PDDIF ARMS,*CLOSE N OF NUC.
NGC: pa140.
RC2: * inv 5" from nuc.
Lick: interesting grp of *s ~10' SE.
POSS: m14 * 1'.0 S/sl E, 0'.95 along maj axis. a much fntr * (m16?) on
maj axis. 1'.3 from center.
15cm - not vis.
- fairly f @ 50x. 140x: modlosfcbr oval in pa150, 1'.5x0'.8. mod broad
concen, no def core or nuc but occas exf *ings in cen 1/3. m15.0 * off
SE end approx due S of center: halo extends as far as this *. occas see
a threshold * SE of center a sim distance(?). BS, 4Jul1989, Anderson
Mesa.
25cm - sm, mod f. circ as nr as can be told, 1' diam. broad brtr core w/*ar
nuc suspected.
30cm - vf and hard to see @ lox. 238x shows it 1'.2x0'.8 in pa150. vsl concen
w/vf *ar nuc.
Lacaille's catalogue
The Messier objects
Dunlop's catalogue
The Bennett objects
The Caldwell list
Named DSOs
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