NGC 4221
NGC 4221 is a barred lenticular galaxy in the Draco constellation.[4] It was discovered on April 3, 1832 by the astronomer John Herschel.[4] It is located about 75.9 million light-years (23.28 megaparsecs) away.[3]
| NGC 4221 | |
|---|---|
 SDSS image of NGC 4221 | |
| Observation data (J2000 epoch) | |
| Constellation | Draco |
| Right ascension | 12h 15m 59.860s[1] |
| Declination | +66° 13′ 50.90″[1] |
| Redshift | 0.00439[2] |
| Helio radial velocity | 1313 ± 3 km/s[2] |
| Distance | 75.9 Mly (23.28 Mpc)[3] |
| Apparent magnitude (B) | 13.6[2] |
| Characteristics | |
| Type | (R)SB0+(r)[1] |
| Size | 17.15 kpc [1] |
| Apparent size (V) | 1.347′ × 0.943′[2] |
| Other designations | |
| UGC 7288, MCG +11-15-040, PGC 39266[2] | |
References
- "Results for object NGC 4221 (NGC 4221)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-04-18.
- "NGC 4221". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-04-18.
- 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.
- Seligman, Courtney. "New General Catalogue objects: NGC 4200 - 4249". cseligman.com. Retrieved 2021-04-18.
External links
Media related to NGC 4221 at Wikimedia Commons
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