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NGC 4670
NGC 4670, Arp 163, LEDA 42987, MCG+05-30-072, UGC 7930, III 328, h 1422, GC 3201
Type: galaxies (interacting), S0
Mag: B=12.6, V=?
Size: 1.23′ x 1.047′
PA: 90°
Historical observations
William Herschel (c.1784)
Synonyms: H III-328
Discovered in 1785 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "F, S."
Published comments
Arp (1966)
Listed as No. 163 in Arp's "Atlas of Peculiar Galaxies" (Astrophysical Journal Supplement, vol. 14, 1966.)
Sulentic & Tifft (1973)
The RNGC (Sulentic and Tifft 1973) notes that this is a 13.5 mag galaxy. Their coded description reads E,SLEL,BM,HISB.
Sandage & Tammann (1975)
Sandage, A. & Tammann, G. A. (1975) Steps toward the Hubble constant. V - The Hubble constant from nearby galaxies and the regularity of the local velocity field. ApJ, 196, 313-328. [1975ApJ...196..313S]
Sandage and Tammann (1975, Astrophysical Journal, 196, 313-328) includes this galaxy in the Coma I Cloud. Members include NGC 4203, NGC 4245, NGC 4251, NGC 4274, NGC 4278, NGC 4283, NGC 4314, NGC 4414, NGC 4448, NGC 4494, NGC 4559, NGC 4565, NGC 4670 & NGC 4725.
Modern observations
Brian Skiff
30cm - sharply concen to br beady nuc. elong E-W, 1'x0'.75. core fades
smoothly into halo. m13 * 2' SW. -73 vis SE.
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Favourite lists
Lacaille's catalogue
The Messier objects
Dunlop's catalogue
The Bennett objects
The Caldwell list
Named DSOs
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