CLASS B1359+154 explained

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.^[1]

See also

• Twin Quasar
• Einstein Cross

External links

• Simbad data on QSO B1359+154
• Image QSO B1359+154
• Six-Image CLASS Gravitational Lens
• SIMBAD data

Notes and References

1. Rusin, D. . August 2001 . B1359+154: A Six-Image Lens Produced by a z ~= 1 Compact Group of Galaxies . The Astrophysical Journal . 557 . 2 . 594–604 . 10.1086/322251 . 2001ApJ...557..594R. astro-ph/0011505 . 119470100 . etal.