sponsored by psychohistorian.org
Type: galaxy (Seyfert 2), SBab
Mag: B=13.3, V=?
Size: 1.621′ x 1.23′
PA: 130°
Synonyms: H II-424
Discovered in 1785 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "F, pL, lbM."
Burnham calls it a 13.2 mag barred spiral galaxy in Canes Venatici, measuring 1.1' x 0.9' , which he describes as "pretty faint, considerably large, round and a little brighter in the middle."
The RNGC (Sulentic and Tifft 1973) notes that this is a 13.0 mag galaxy. Their coded description reads SB,BALMSTELNUC, ARMS FORM OVAL RG.
Steve Coe, using a 13" f/5.6, notes: "Pretty faint, pretty small, elongated 1.5 X 1 in PA 135 at 150X. Much brighter middle with a stellar nucleus at 220X. This galaxy is very mottled at all powers."
POSS: pa100.
UGC: pa130:.
15cm - nope.
25cm - vf, sm. somewhat brtr to center.
30cm - f, losfcbr, poorly concen. elong? in pa100, 1'x0'.6. f occas *ar nuc.
Lacaille's catalogue
The Messier objects
Dunlop's catalogue
The Bennett objects
The Caldwell list
Named DSOs
DOCdb is still in beta-release.
Known issues, feature requests, and updates on bug fixes, are here:
Found a bug? Have a comment or suggestion to improve DOCdb? Please let us know!
DOCdb is a free online resource that exists to promote deep sky observing.
You could help by sharing your observations, writing an article, digitizing and proof-reading historical material, and more.
Everything on DOCdb.net is © 2004-2010 by Auke Slotegraaf, unless stated otherwise or if you can prove you have divine permission to use it. Before using material published here, please consult the Creative Commons Attribution-Non-Commercial-Share Alike 2.5 License. Some material on DOCdb is copyright the individual authors. If in doubt, don't reproduce. And that goes for having children, too. Please note that the recommended browser for DOCdb is Firefox 3.x. You may also get good results with K-Meleon. Good luck if you're using IE. A successful experience with other browsers, including Opera and Safari, may vary.