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Type: galaxy (Seyfert 2), Sa
Mag: B=12.1, V=?
Size: 3.715′ x 2.137′
Synonyms: H I-008, H III-006
This galaxy is a member of the Virgo Cluster.
Discovered in 1784 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "cB pL iR mbM r."
The RNGC (Sulentic and Tifft 1973) notes that this is a 12.0 mag galaxy. Their coded description reads HISBSPN,DIFHALO.
Steve Coe, observing with a 13" f/5.6, notes: "Pretty bright, pretty large, much brighter middle, much elongated 2 X 1 in PA 165 at 100X. It is between two 11th mag stars."
Tom Lorenzin, in the e-version of "1000+ The Amateur Astronomers' Field Guide to Deep Sky Observing", notes: "11.8M; 2.8' x 1' extent; fairly bright oblong with brighter center and 8M star 6' to WNW; 1 degree NE of 5M 32 VIR; !good supernova prospect!."
Observing site: Little Bennett Regional Park
[12h 48m 24s, 8° 29m 0s] A bright nucleus, surrounded by an amorphous halo. Between 2 11mv stars. Sa/Sb.
The Messier objects
The Bennett objects
The Caldwell list
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