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NGC 822

From Wikipedia, the free encyclopedia
Galaxy in the constellation Phoenix
NGC 822
DSS image of NGC 822
Observation data (J2000epoch)
ConstellationPhoenix
Right ascension02h 06m 39.13396s[1]
Declination−41° 09′ 24.2724″[1]
Redshift0.017856[2]
Heliocentric radial velocity5305 km/s[2]
Distance233.3 Mly (71.52 Mpc)[3]
Apparent magnitude (B)14.25[2]
Characteristics
TypeE[2]
Other designations
MCG -07-05-008,PGC 8055[2]

NGC 822 is anelliptical galaxy in theconstellationPhoenix. It is estimated to be about 233 millionlight-years from theMilky Way[3] and has adiameter of approximately 80,000 light-years. NGC 822 was discovered on September 5, 1834, byastronomerJohn Herschel.[4][5][6]

See also

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References

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  1. ^abBrown, A. G. A.; et al. (Gaia collaboration) (August 2018)."Gaia Data Release 2: Summary of the contents and survey properties".Astronomy & Astrophysics.616. A1.arXiv:1804.09365.Bibcode:2018A&A...616A...1G.doi:10.1051/0004-6361/201833051.
  2. ^abcde"NGC 822".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved2020-05-24.
  3. ^abCrook, 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 822 - In-The-Sky.org".in-the-sky.org. Retrieved2020-03-28.
  5. ^"Revised NGC Data for NGC 822".spider.seds.org. Retrieved2020-03-28.
  6. ^"Your NED Search Results".ned.ipac.caltech.edu. Retrieved2020-03-28.
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