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NGC 823

From Wikipedia, the free encyclopedia
Galaxy in the constellation Fornax
NGC 823
legacy surveys image of NGC 823
Observation data (J2000epoch)
ConstellationFornax
Right ascension02h 07m 20.07002s[1]
Declination−25° 26′ 30.9656″[1]
Redshift0.014754[2]
Heliocentric radial velocity4391 km/s[2]
Distance194.2 Mly (59.54 Mpc)[3]
Apparent magnitude (B)13.61[2]
Characteristics
TypeSA0(r):[4]
Apparent size (V)1.7 × 1.2[5]
Other designations
IC 1782,MCG -04-06-005,PGC 8093[2]

NGC 823, also known asIC 1782, is an unbarredlenticular galaxy in theconstellationFornax.[4] It is estimated to be 194 millionlight-years from theMilky Way and has adiameter of approximately 100,000 light years. NGC 823 was discovered on October 14, 1830, byastronomerJohn Herschel.[6][5]

SN 2022abid (ZTF22abyelas) aType Ia supernova from an explodingwhite dwarf was discovered on 23 November 2022.[7]

Central region of NGC 823 with legacy surveys

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. ^abcd"NGC 823".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved2021-02-02.
  3. ^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. ^ab"Results for object NGC 0823 (NGC 823)".NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved2021-02-02.
  5. ^abSeligman, Courtney."New General Catalogue objects: NGC 800 - 849".cseligman.com. Retrieved2021-02-02.
  6. ^Ford, Dominic."The galaxy NGC 823 - In-The-Sky.org".in-the-sky.org. Retrieved2020-03-28.
  7. ^SN 2022abid (ZTF22abyelas)
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