NGC 823

NGC 823
NGC 823
	legacy surveys image of NGC 823
Observation data (J2000 epoch)
Constellation	Fornax
Right ascension	02h 07m 20.07002s
Declination	−25° 26′ 30.9656″
Redshift	0.014754
Heliocentric radial velocity	4391 km/s
Distance	194.2 Mly (59.54 Mpc)
Apparent magnitude (B)	13.61
Characteristics
Type	SA0−(r):
Apparent size (V)	1.7′ × 1.2′
Other designations
	IC 1782, MCG -04-06-005, PGC 8093

NGC 823, also known as IC 1782, is an unbarred lenticular galaxy in the constellation Fornax.^[4] It is estimated to be 194 million light-years from the Milky Way and has a diameter of approximately 100,000 light years. NGC 823 was discovered on October 14, 1830, by astronomer John Herschel.^[6]^[5]

SN 2022abid (ZTF22abyelas) a Type Ia supernova from an exploding white dwarf was discovered on 23 November 2022.^[7]

References

^ ^a ^b Brown, 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.
^ ^a ^b ^c ^d "NGC 823". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-02-02.
^ 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. S2CID 11672751.
^ ^a ^b "Results for object NGC 0823 (NGC 823)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-02.
^ ^a ^b Seligman, Courtney. "New General Catalogue objects: NGC 800 - 849". cseligman.com. Retrieved 2021-02-02.
^ Ford, Dominic. "The galaxy NGC 823 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-03-28.
^ SN 2022abid (ZTF22abyelas)

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