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RA: 13h 05m 20.5s
Dec: −35° 20′ 15″
Ch: MSA:913, U2:370, SA:21
Ref: SIMBAD, Corwin (2004)
Type: galaxy, Sc
Mag: B=12.74, V=11.89
Size: 2.511′ x 1.318′
Discovered by Sir John Herschel at the Cape of Good Hope with an 18-inch f/13 speculum telescope. He recorded it as "pretty large, faint, round, very gradually a little brighter in the middle, 50 arcseconds."
Burnham calls this a 12.6 mag barred spiral galaxy in Centaurus, 2' x 1', faint, pretty large and elongated.
Paturel, G., Petit, C., Kogoshvili, N. et al. (1991) An extragalactic data base. IV. Errors and misprints in catalogues of galaxies. Astrophys.J.Suppl.Ser., 91(3), 371.
NGC 4947 = IC 3974
"Survey of bright galaxies south of -35° declination", Mem. Mount Stromlo, No. 13. (photographic study, plates taken with the 30-inch Reynolds reflector, 20-inch diaphragm).
(Sulentic and Tifft 1973) notes that this is a 12.5 mag galaxy. Their coded description reads S,EL,BM,STELNUC.
Alldays (22.50S, 20.12E, 770m).
12-inch f/10 SCT (218x, 346x)
Soft and hazy slightly oval in a N to S direction. It is barely larger than 2.5' and faint.
The Messier objects
The Bennett objects
The Caldwell list
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