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]

Other resources

See also

• Pinwheel Galaxy
• Whirlpool Galaxy

External links

• APOD: Grand Design Spiral Galaxy NGC 2997 (10/30/1996)
• NGC 2997 in Antlia
• NGC 2997 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images

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: 09^h 45^m 38.8^s, −31° 11′ 28″