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NGC 3669

Coordinates:Sky map11h 25m 26.5s, +57° 43′ 18.19″
From Wikipedia, the free encyclopedia
Galaxy in the constellation Ursa Major
NGC 3669
NGC 3669 bySDSS
Observation data (J2000epoch)
ConstellationUrsa Major
Right ascension11h 25m 26.8s[1]
Declination+57° 43′ 16.5″[1]
Redshift0.006471 ± 0.000037[1]
Heliocentric radial velocity1,940 ± 11km/s[1]
Distance115Mly (35.2Mpc)[2]
Apparent magnitude (V)12.4
Characteristics
TypeSBcd[1]
Apparent size (V)2.2 × 0.5[1]
Other designations
UGC 6431,MCG 10-16-135, ZWG 291.67, IRAS11226+5759,PGC 35113[1]

NGC 3669 (other designations - UGC 6431, MCG 10-16-135, ZWG 291.67, IRAS11226+5759, PGC 35113) is abarred spiral galaxy in the constellationUrsa Major. It was discovered byWilliam Herschel on March 18, 1790.[3] The galaxy is seen edge-on and appears to be slightly warped. It has a smallbulge.[4]

It is a member of theNGC 3610 galaxy group.[5] Members of the group that lie at a smaller projected distance from NGC 3669 includeNGC 3674 andNGC 3683A 40–50 to the south and southeast andNGC 3613 andNGC 3619 40–50 to the west. Four satellite candidates have been detected near NGC 3669.[4]

References

[edit]
  1. ^abcdefg"NASA/IPAC Extragalactic Database".Results for NGC 3669. Retrieved2019-01-18.
  2. ^Theureau, G.; Hanski, M. O.; Coudreau, N.; Hallet, N.; Martin, J.-M. (19 December 2006)."Kinematics of the Local Universe".Astronomy & Astrophysics.465 (1):71–85.arXiv:astro-ph/0611626.Bibcode:2007A&A...465...71T.doi:10.1051/0004-6361:20066187.
  3. ^Seligman, Courtney."NGC 3669 (= PGC 35113)".Celestial Atlas. Retrieved19 November 2018.
  4. ^abHenkel, C.; Javanmardi, B.; Martínez-Delgado, D.; Kroupa, P.; Teuwen, K. (3 July 2017). "DGSAT: Dwarf Galaxy Survey with Amateur Telescopes".Astronomy & Astrophysics.603: A18.arXiv:1703.05356.doi:10.1051/0004-6361/201730539.S2CID 119079406.
  5. ^Makarov, Dmitry; Karachentsev, Igor (21 April 2011)."Galaxy groups and clouds in the local (z~ 0.01) Universe".Monthly Notices of the Royal Astronomical Society.412 (4):2498–2520.arXiv:1011.6277.Bibcode:2011MNRAS.412.2498M.doi:10.1111/j.1365-2966.2010.18071.x.S2CID 119194025.

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