NGC 3982

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NGC 3982
Observation data (J2000 epoch)
Constellation Ursa Major
Right ascension 11h 56m 28.1s[1]
Declination +55° 07′ 31″[1]
Redshift 1109 ± 6 km/s[1]
Distance 68.1 ± 2.5 Mly (20.89 ± 0.77 Mpc)[2]
Type SAB(r)b[1]
Apparent dimensions (V) 1′.7 × 1′.5[1]
Apparent magnitude (V) 12.0[1]
Other designations
UGC 6918,[1] PGC 37520[1]
See also: Galaxy, List of galaxies

NGC 3982 is an intermediate spiral galaxy located about 68 million light-years away in the constellation Ursa Major. It was discovered by William Herschel on April 14, 1789.[citation needed]

A supernova, SN 1998aq, was seen in the galaxy.

[edit] Galaxy group information

NGC 3982 is a member of the M109 Group, a group of galaxies located in the constellation Ursa Major that may contain over 50 galaxies. The brightest galaxy in the group is the spiral galaxy M109.[3][4][5]

[edit] External links

[edit] References

  1. ^ a b c d e f g h NASA/IPAC Extragalactic Database. Results for NGC 3982. Retrieved on 2006-11-16.
  2. ^ Riess, Adam G.; Li, Weidong; Stetson, Peter B.; Filippenko, Alexei V.; Jha, Saurabh; Kirshner, Robert P.; Challis, Peter M.; Garnavich, Peter M.; Chornock, Ryan (2005). "Cepheid Calibrations from the Hubble Space Telescope of the Luminosity of Two Recent Type Ia Supernovae and a Redetermination of the Hubble Constant". Astrophysical Journal 627: 579-607. doi:10.1086/430497. 
  3. ^ R. B. Tully (1988). Nearby Galaxies Catalog. Cambridge: Cambridge University Press. ISBN 0-521-35299-1. 
  4. ^ P. Fouque, E. Gourgoulhon, P. Chamaraux, G. Paturel (1992). "Groups of galaxies within 80 Mpc. II - The catalogue of groups and group members". Astronomy and Astrophysics Supplement 93: 211-233. 
  5. ^ G. Giuricin, C. Marinoni, L. Ceriani, A. Pisani (2000). "Nearby Optical Galaxies: Selection of the Sample and Identification of Groups". Astrophysical Journal 543: 178-194. doi:10.1086/317070. 


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