sponsored by psychohistorian.org
RA: 12h 44m 19.7s
Dec: −40° 43′ 50″
Ch: MSA:935, U2:402, SA:21
Type: galaxy, SBa
Mag: B=12.8, V=11.91
Size: 3.162′ x 2.344′
Discovered by Sir John Herschel at the Cape of Good Hope with an 18-inch f/13 speculum telescope. He recorded it as "vF, R, bM, resolvable. Wind violent."
(Sulentic and Tifft 1973) notes that this is a galaxy. Their coded description reads BM,SEVNR,SEEMS DST.
(Astron. Astrophys. Suppl. 33, 243-255) gives this galaxy's B-magnitude in the Johnson system as 13.1. They remark: "In Cen I group. Vo = 2397 kms-1."
by Jim Lucyk: Astronomy mag. 3/77 p20, Galaxies (Ferris,1982) p103, Cat.of South.Peculiar Gal.and Ass. Vol 2 (Arp&Madore, 1987) p17.12.
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 4650 = MCG -7 -26 -38.
POSS: gx in pa~110, but f *s close-in ENE & WSW may cause elong.
15cm - mod f, sim in brtness to -22 20' W. oval elong pa75, 1'x0'.8. mod even
concen. BS, 27Feb1990, LCO.
The Messier objects
The Bennett objects
The Caldwell list
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.