NGC 823
| NGC 823 | |
|---|---|
 legacy surveysimage of NGC 823 | |
| Observation data (J2000epoch) | |
| Constellation | Fornax |
| Right ascension | 02h07m20.07002s[1] |
| Declination | −25° 26′ 30.9656″[1] |
| Redshift | 0.014754[2] |
| Heliocentric radial velocity | 4391 km/s[2] |
| Distance | 194.2Mly(59.54Mpc)[3] |
| Apparent magnitude(B) | 13.61[2] |
| Characteristics | |
| Type | SA0−(r):[4] |
| Apparent size(V) | 1.7′× 1.2′[5] |
| Other designations | |
| IC1782,MCG-04-06-005,PGC8093[2] | |
NGC 823,also known asIC 1782,is an unbarredlenticular galaxyin theconstellationFornax.[4]It is estimated to be 194 millionlight-yearsfrom theMilky Wayand has adiameterof approximately 100,000 light years. NGC 823 was discovered on October 14, 1830, byastronomerJohn Herschel.[6][5]
SN 2022abid (ZTF22abyelas) aType Ia supernovafrom an explodingwhite dwarfwas discovered on 23 November 2022.[7]
See also
[edit]References
[edit]- ^abBrown, A. G. A.;et al. (Gaia collaboration) (August 2018)."GaiaData 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.
- ^abcd"NGC 823".SIMBAD.Centre de données astronomiques de Strasbourg.Retrieved2021-02-02.
- ^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.S2CID11672751.
- ^ab"Results for object NGC 0823 (NGC 823)".NASA/IPAC Extragalactic Database.California Institute of Technology.Retrieved2021-02-02.
- ^abSeligman, Courtney."New General Catalogue objects: NGC 800 - 849".cseligman.Retrieved2021-02-02.
- ^Ford, Dominic."The galaxy NGC 823 - In-The-Sky.org".in-the-sky.org.Retrieved2020-03-28.
- ^SN 2022abid (ZTF22abyelas)
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