CLASS B1359+154
| CLASS B1359+154 | |
|---|---|
| Observation data (Epoch J2000) | |
| Constellation | Boötes |
| Right ascension | 14h 01m 35.60s[1] |
| Declination | +15° 13′ 25.0″[1] |
| Redshift | 3.235[1] |
| Apparent magnitude (V) | 21.9 |
| Notable features | Six-image lens, noted [MRF99] CLASS B1359+154 A, A to F |
| See also: Quasar, List of quasars | |
CLASS B1359+154 is a quasar, or quasi-stellar object, that has a redshift of 3.235. A group of three foreground galaxies at a redshift of about 1 are behaving as gravitational lenses. The result is a rare example of a sixfold multiply imaged quasar.[2]
See also
References
- 1 2 3 Barkhouse, Wayne A.; Hall, Patrick B. (May 2001). "Quasars in the 2MASS Second Incremental Data". The Astronomical Journal 121 (5): 2843–2850. arXiv:astro-ph/0101270. Bibcode:2001AJ....121.2843B. doi:10.1086/320377.
- ↑ Rusin, D.; et al. (August 2001). "B1359+154: A Six-Image Lens Produced by a z ~= 1 Compact Group of Galaxies". The Astrophysical Journal 557 (2): 594–604. arXiv:astro-ph/0011505. Bibcode:2001ApJ...557..594R. doi:10.1086/322251.
External links
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