astro.wikisort.org - NebulaThe Bubble Nebula in Barnard's Galaxy has the official designation of Hubble 1925 I as it was the first (Roman numeral 1) object recorded in a paper by Hubble 1925. It includes areas of bright H II[1] emission. It is located north-west of the larger Hubble 1925 III.
For the Bubble Nebula NGC 7635, see
NGC 7635.
Nebula in Barnard's Galaxy in the constellation Sagittarius
Bubble Nebula in Barnard's GalaxyEmission nebula |
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 The Bubble Nebula (upper left) seen with the Ring Nebula (lower right) |
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Right ascension | 19h 44m 31.8s[1] |
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Declination | −14° 41′ 57″[1] |
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Distance | 1.63 ± 0.03 Mly (500 ± 10 kpc)[2][3][4] ly |
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Apparent magnitude (V) | 15[1] |
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Apparent dimensions (V) | 48″ × 32″ |
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Constellation | Sagittarius |
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Radius | ~379 ly (116.3 pc) (estimated)[2][3][4] ly |
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Designations | Hubble 1925 I, Hubble I,[1]
MCG -02-50-002,[1]
IRAS 19417-1449,[1] Hodge 2, PGC 63596 |
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See also: Lists of nebulae |
See also
Notes
References
- Cannon, John M.; Walter, Fabian; Armus, Lee; Bendo, George J.; Calzetti, Daniela; Draine, Bruce T.; Engelbracht, Charles W.; Helou, George; et al. (December 2006), "The Nature of Infrared Emission in the Local Group Dwarf Galaxy NGC 6822 as Revealed by Spitzer", The Astrophysical Journal, vol. 652, no. 2, pp. 1170–1187, arXiv:astro-ph/0608249, Bibcode:2006ApJ...652.1170C, doi:10.1086/508341
- Hubble, Edwin P. (December 1925), "NGC 6822, a remote stellar system", Astrophysical Journal, vol. 62, pp. 409–433, Bibcode:1925ApJ....62..409H, doi:10.1086/142943
- Karachentsev, I. D.; Karachentseva, V. E.; Hutchmeier, W. K.; Makarov, D. I. (April 2004), "A Catalog of Neighboring Galaxies", Astronomical Journal, vol. 127, no. 4, pp. 2031–2068, Bibcode:2004AJ....127.2031K, doi:10.1086/382905
- Karachentsev, I. D.; Kashibadze, O. G. (January 2006), "Masses of the local group and of the M81 group estimated from distortions in the local velocity field", Astrophysics, vol. 49, no. 1, pp. 3–18, Bibcode:2006Ap.....49....3K, doi:10.1007/s10511-006-0002-6
- NED (February 24, 2007), Results for search on MCG -02-50-002
External links
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