NGC 538
NGC 538 is a barred spiral galaxy in the constellation of Cetus. It is located about 250 million light-years from the Milky Way[2] with a diameter of approximately 95,000 ly. NGC 538 was discovered by the American astronomer Lewis Swift in 1886.[3][4][5]
| NGC 538 | |
|---|---|
 SDSS image of NGC 538 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 01h 25m 26.06364s[1] |
| Declination | −01° 33′ 02.2258″[1] |
| Redshift | 0.017756[1] |
| Helio radial velocity | 5276 km/s[1] |
| Distance | 250 Mly (77 Mpc)[2] |
| Apparent magnitude (B) | 14.58[1] |
| Characteristics | |
| Type | SB(s)ab:[2] |
| Other designations | |
| UGC 991, MCG+00-04-130, PGC 5275[1] | |
NGC 538 is estimated to be about 2.5 billion years old.[6]
See also
References
- "NGC 538". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-02.
- Gil de Paz, Armando; et al. (December 2007). "The GALEX Ultraviolet Atlas of Nearby Galaxies". The Astrophysical Journal Supplement Series. 173 (2): 185–255. arXiv:astro-ph/0606440. Bibcode:2007ApJS..173..185G. doi:10.1086/516636.
- Ford, Dominic. "The galaxy NGC 538 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-04-10.
- "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2020-04-10.
- "Revised NGC Data for NGC 538". spider.seds.org. Retrieved 2020-04-10.
- Fraser-Mckelvie, Amelia; Brown, Michael J. I.; Pimbblet, Kevin A.; Dolley, Tim; Crossett, Jacob P.; Bonne, Nicolas J. (2016). "A photometrically and spectroscopically confirmed population of passive spiral galaxies". Monthly Notices of the Royal Astronomical Society: Letters. 462 (1): L11–L15. arXiv:1606.03781. Bibcode:2016MNRAS.462L..11F. doi:10.1093/mnrasl/slw117.
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