sponsored by psychohistorian.org
Type: bright nebula
Mag: B=?, V=?
Notes on southern nebulae. Transvaal Observatory Circular, No.7, 76.
Ced 89a (McD 56)
Position (1900): RA 6 59, Dec - 11 24
Star: -10 1848 (Mp=7.3, V=7.1, SpT=B0p)
Spectrum of nebula: emission spectrum (observed)
Classification: Neb associated with mainly one star (which may be multiple) - Large nebulous region illuminated by a star outside its border (eg. NGC 7000)
Size: (not given)
Notes: "Ced 89 The nebulous region of IC 2177. Ced 89 a= Emission field (727) No 56. (630) Pl 37. R. -10 1848 = HD 53367."
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.