sponsored by psychohistorian.org
RA: 16h 30m 12s
Dec: −25° 06′ 54″
Ch: MSA:1397, U2:336, SA:22
Ref: [2003A&A...399..141M], SIMBAD, Corwin (2004)
Type: reflection nebula
Mag: B=?, V=?
Size: 29′ x 22′
IC 4605. See IC 4591.
This nebula was discovered by Barnard, who described it as "7th magnitude star in extremely faint, very large nebula."
Ced 133 (IC 4605)
Position (1900): RA 16 23.9, Dec - 24 56
Star: -24 12695 (Mp=4.55, V=4.87, SpT=B3)
Spectrum of nebula: continuous spectrum (observed)
Classification: Neb associated with mainly one star (which may be multiple) - star surrounded by a neb envelope with conspicuous structure (eg. IC 5146)
Size: (not given)
Notes: "IC 4605 = The nebula around -24 12695 = HD 148605 = Boss 22179 = 22 Scorpii. Disc. Barnard 1895 (61). FA 60. (60, 66, 68, 82, 88 Pl 36, 93 Pl 13, 294, 339, 366, 482, 486, 630 Pl 1 Pl 2 Pl 5, 715, 716)."
Burnham calls it "Extremely faint, irregular; diameter 20'. Surrounds 5th mag 22 Scorpii."
Lynds, B.T. (1962) Catalogue of dark nebulae. Astrophys.J.Suppl.Ser. 7, 1-52. [also: computer datafile: VII/7A]
= IC 4605, Ced 133
Pos (1950.0) 16:26.9, −25:03
Size: 29x22 (blue), 14x14 (red).
= DG 142, [RK68] 80, VdB 108, IC4605, GN 16.27.2, Ced 133
Class: C (reflection neb)
by Jim Lucyk: Vehrenberg's Atlas of Galactic Neb-2 p9, 10.
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.