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NGC 3008

From Wikipedia, the free encyclopedia
Galaxy in the constellation Ursa Major
NGC 3008
SDSS image of NGC 3008
Observation data (J2000epoch)
ConstellationUrsa Major
Right ascension09h 49m 34.261s[1]
Declination+44° 06′ 09.71″[1]
Redshift0.01595[1]
Heliocentric radial velocity4783 km/s[1]
Distance240.5 ± 16.9 Mly (73.73 ± 5.18 Mpc)[1]
Group orclusterNGC 2998 group
Apparent magnitude (B)15.23[2]
Characteristics
TypeS0/a[1]
Other designations
MCG +07-20-059,PGC 28252[1]

NGC 3008 is alenticular galaxy with anactive galactic nucleus[3] in theconstellation ofUrsa Major,[4] discovered byWilliam Parsons and his assistants.[5] It is about 40 thousand light years across, and with arecessional velocity of about 4,785 kilometers per second,[5] is at a distance of 240 millionlight-years from theSun.[1]

It is a member of the NGC 2998 group, which also includesNGC 2998,NGC 3002,NGC 3005,NGC 3006, and a few others.[6] Among these galaxies, it has the loweststar formation rate, at 0.02 M per year.[7]

References

[edit]
  1. ^abcdefgh"Results for object NGC 3008 (NGC 3008)".NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved2021-02-14.
  2. ^"Search specification: NGC 3008".HyperLeda. Université Claude Bernard Lyon 1. Retrieved2021-02-14.
  3. ^"NGC 3008 -- LINER-type Active Galaxy Nucleus".Simbad. Strasbourg astronomical Data Center. Retrieved17 April 2020.
  4. ^"NGC 3008".In-The-Sky.org. Retrieved17 April 2020.
  5. ^ab"Celestial Atlas".cseligman.com. Retrieved17 April 2020.
  6. ^"NAME NGC 2998 Group".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved2021-02-14.
  7. ^Paudel, Sanjaya; Sengupta, Chandreyee; Yoon, Suk-Jin; Chhatkuli, Daya Nidhi (2020)."MCG+07-20-052: Interacting Dwarf Pair in a Group Environment".The Astronomical Journal.159 (4): 141.arXiv:2002.10076.Bibcode:2020AJ....159..141P.doi:10.3847/1538-3881/ab722f.S2CID 211258826.

External links

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  • Media related toNGC 3008 at Wikimedia Commons
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