NGC 3981

NGC 3981
NGC 3981 taken by ESO’s Very Large Telescope.[1]
Observation data (J2000[2] epoch)
ConstellationCrater
Right ascension11h 56m 07.4s[3]
Declination−19° 53′ 46″[3]
Redshift0.005747[3]
Heliocentric radial velocity1723 km/s[3]
Distance65 Mly (19.9 Mpc)[2]
Group or clusterNGC 4038 Group
Apparent magnitude (B)11.75[2]
Characteristics
TypeSA(rs)bc[3]
Size~105,100 ly (32.22 kpc)[3] (estimated)
Apparent size (V)5.2 x 2.3[3]
Other designations
UGCA 255, PGC 037496, Arp 289, MCG-03-31-001, ESO 572- G 020, VV 008[3]

NGC 3981 is an unbarred spiral galaxy located 65 million light-years away[4] in the constellation of Crater.[5] It was discovered on February 7, 1785, by William Herschel.[6]

NGC 3981 is a member of the NGC 4038 Group[7][8][9][10] which is part of the Virgo Supercluster.[8][11]

  1. ^ "A Galactic Gem". www.eso.org. Retrieved 12 September 2018.
  2. ^ a b c "SIMBAD Astronomical Database - CDS (Strasbourg)". Results for NGC 3981. Retrieved 2018-09-12.
  3. ^ a b c d e f g h "NASA/IPAC Extragalactic Database". Results for NGC 3981. Retrieved 2018-09-14.
  4. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-09-15.
  5. ^ "A Galactic Gem - ESO's FORS2 instrument captures stunning details of spiral galaxy NGC 3981". www.eso.org. Archived from the original on 2018-09-12. Retrieved 2018-09-15.
  6. ^ "New General Catalog Objects: NGC 3950 - 3999". cseligman.com. Retrieved 2018-09-15.
  7. ^ R. B. Tully (1988). Nearby Galaxies Catalog. Cambridge: Cambridge University Press. ISBN 978-0-521-35299-4.
  8. ^ a b P., Fouque; E., Gourgoulhon; P., Chamaraux; G., Paturel (May 1992). "Groups of galaxies within 80 Mpc. II - The catalogue of groups and group members". Astronomy and Astrophysics Supplement Series. 93: 211. Bibcode:1992A&AS...93..211F. ISSN 0365-0138.
  9. ^ M., Garcia, A. (July 1993). "General study of group membership. II - Determination of nearby groups". Astronomy and Astrophysics Supplement Series. 100: 47. Bibcode:1993A&AS..100...47G. ISSN 0365-0138.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  10. ^ Giuricin, Giuliano; Marinoni, Christian; Ceriani, Lorenzo; Pisani, Armando (2000). "Nearby Optical Galaxies: Selection of the Sample and Identification of Groups". The Astrophysical Journal. 543 (1): 178. arXiv:astro-ph/0001140. Bibcode:2000ApJ...543..178G. doi:10.1086/317070. ISSN 0004-637X. S2CID 9618325.
  11. ^ Tully, R. B. (June 1982). "The Local Supercluster". The Astrophysical Journal. 257: 389–422. Bibcode:1982ApJ...257..389T. doi:10.1086/159999. ISSN 0004-637X.