NGC 2997

NGC 2997
Observation data (J2000 epoch)
Constellation Antlia
Right ascension 09h 45m 38.8s[1]
Declination -31° 11′ 28″[1]
Distance 39.8 Mly[2]
Type SA(s)c[1]
Apparent dimensions (V) 8′.9 × 6′.8[1]
Apparent magnitude (V) 10.1[1]
Other designations
ESO 434- G 35,[1] PGC 27978[1]
See also: Galaxy, List of galaxies

NGC 2997 is a face-on unbarred spiral galaxy about 40 million light-years away in the constellation Antlia.[2] It is the brightest galaxy of the NGC 2997 group of galaxies.

NGC 2997 is particularly notable for a nucleus surrounded by a chain of hot giant clouds of ionized hydrogen. It is featured on the cover of the first edition of Galactic Dynamics by James Binney and Scott Tremaine.[3]

Contents

Other resources

See also

External links

References

  1. ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 2997. http://nedwww.ipac.caltech.edu/. Retrieved 2006-11-25. 
  2. ^ a b Hess K. M., Pisano D. J., Wilcots E. M., Chengular J. N.. "Anomalous HI in NGC 2997". http://arxiv.org/PS_cache/arxiv/pdf/0904/0904.3494v1.pdf. Retrieved 2006-11-25. 
  3. ^ "Binney, J. and Tremaine, S.: Galactic Dynamics.". Princeton University Press. http://press.princeton.edu/titles/2537.html. Retrieved 2007-04-09. 

Coordinates: 09h 45m 38.8s, −31° 11′ 28″