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 galaxy,[2] where dark matter has been unexpectedly detected.[3]

See also[edit]

External links[edit]


  1. ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 5291. Retrieved 2007-04-03. 
  2. ^ Médéric Boquien; Pierre-Alain Duc; Jonathan Braine; Elias Brinks; et al. (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. 
  3. ^ Frédéric Bournaud; Pierre-Alain Duc; Elias Brinks; Médéric Boquien; et al. (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.