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RA: 16h 32m 31.97s
Dec: +82° 32′ 16.4″
Con: Ursa Minor
Ch: MSA:1038, U2:11, SA:3
Type: galaxy (Seyfert 2), E
Mag: B=14, V=14.3
Size: 1.737′ x 1.479′
Synonyms: H III-974
Discovered in 1802 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "Two nebulae [NGC 6251 & NGC 6252]; the preceding cF, S, bM. The following vF, vS; it follows the first a few secons, and is about 3' more north."
The RNGC (Sulentic and Tifft 1973) notes that this is a 14.0 mag galaxy. Their coded description reads E,R,BM.
The Messier objects
The Bennett objects
The Caldwell list
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