NGC 5291
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| NGC 5291 | |
|---|---|
 An infrared image of NGC 5291 by the Spitzer Space Telescope. | |
| Observation data (J2000 epoch) | |
| Constellation | Centaurus |
| Right ascension | 13h 47m 24.5s[1] |
| Declination | −30° 24′ 25″[1] |
| Redshift | 4378 ± 6 km/s[1] |
| Type | E pec[1] |
| Apparent dimensions (V) | 1′.1× 0′.7[1] |
| Apparent magnitude (V) | 15.1[1] |
| Other designations | |
| PGC 48893[1] | |
| See also: Galaxy, List of galaxies | |
NGC 5291 is a system of interacting galaxies in the constellation Centaurus. It is surrounded by a collisional ring, containing young and actively star forming tidal dwarf galaxies,[2] where dark matter has been unexpectedly detected.[3]
See also
External links
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 5291. Retrieved 2007-04-03.
- ↑ Médéric Boquien, Pierre-Alain Duc, Jonathan Braine, Elias Brinks, Ute Lisenfeld and Vassilis Charmandaris (2007). "Polychromatic view of intergalactic star formation in NGC 5291". Astronomy & Astrophysics 467 (1): 93–106. arXiv:astro-ph/0703002. Bibcode:2007A&A...467...93B. doi:10.1051/0004-6361:20066692.
- ↑ Frédéric Bournaud, Pierre-Alain Duc, Elias Brinks, Médéric Boquien, Philippe Amram, Ute Lisenfeld, Bärbel S. Koribalski, Fabian Walter, and Vassilis Charmandaris (2007). "Missing Mass in Collisional Debris from Galaxies". Science 316 (5828): 1166–1169. arXiv:0705.1356. Bibcode:2007Sci...316.1166B. doi:10.1126/science.1142114. PMID 17495138.
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