NGC 990

NGC 990 is an elliptical galaxy located in the constellation Aries about 153 million light-years from the Milky Way.[3] It was discovered by the German - British astronomer William Herschel in 1786.[5][6]

NGC 990
DSS image of NGC 990
Observation data (J2000 epoch)
Constellation	Aries
Right ascension	02^h 36^m 18.206^s[1]
Declination	+11° 38′ 31.57″[1]
Redshift	0.011701[2]
Helio radial velocity	3487 km/s[2]
Distance	153.0 Mly (46.90 Mpc)[3]
Apparent magnitude (V)	12.46[4]
Apparent magnitude (B)	13.49[4]
Characteristics
Type	E[2]
Other designations
UGC 2089, MCG+02-07-018, PGC 9890[2]

See also

• List of NGC objects (1–1000)

References

1. Skrutskie, M. (2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708.
2. "NGC 990". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-06-03.
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.
4. "Search specification: NGC 990". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2020-06-03.
5. Ford, Dominic. "The galaxy NGC 990 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-02-28.
6. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2020-02-28.