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NGC 861

Summary

NGC 861 is a spiral galaxy in the constellation Triangulum. It is estimated to be 360 million light-years from the Milky Way[3] and has a diameter of approximately 165,000 light-years. The object was discovered on September 18, 1865 by Heinrich d'Arrest.[4][5][6]

NGC 861
Pan-STARRS image of NGC 861
Observation data (J2000 epoch)
ConstellationTriangulum
Right ascension02h 15m 51.146s[1]
Declination+35° 54′ 48.89″[1]
Redshift0.027249[2]
Heliocentric radial velocity8058 km/s[2]
Distance360.7 Mly (110.59 Mpc)[3]
Apparent magnitude (B)14.8[2]
Characteristics
TypeSb[2]
Other designations
UGC 1737, MCG +06-06-003, PGC 8652[2]

See also edit

References edit

  1. ^ a b Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708. ISSN 0004-6256. S2CID 18913331.
  2. ^ a b c d e "NGC 861". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-25.
  3. ^ a b Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790–813. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201. S2CID 11672751.
  4. ^ Ford, Dominic. "The galaxy NGC 861 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-04-26.
  5. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2020-04-26.
  6. ^ "Revised NGC Data for NGC 861". spider.seds.org. Retrieved 2020-04-26.