APM 08279+5255
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APM 08279+5255 is a very distant, broad absorption line quasar located in the constellation Lynx. It is magnified and split into multiple images by the gravitational lensing effect of a foreground galaxy through which its light passes. It appears to be a giant elliptical galaxy with a supermassive black hole and associated accretion disk. It possesses large regions of hot dust and molecular gas, as well as regions with starburst activity.
Quick Facts Observation data (Epoch J2000), Constellation ...
APM 08279+5255 | |
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Observation data (Epoch J2000) | |
Constellation | Lynx |
Right ascension | 08h 31m 41.70s[1] |
Declination | 52° 45′ 16.8″[1] |
Redshift | 3.911[2] |
Distance | 23.6 Gly (7.2 Gpc) h−1 0.73[3] (co-moving) 12.05 Gly[3] (light travel time) |
Type | broad absorption line (BAL) quasar, hyperluminous infrared galaxy[4] |
Apparent magnitude (V) | 15.2 (R)[5] |
Notable features | gravitationally lensed[1] |
Other designations | |
IRAS F08279+5255, QSO B0827+5255, QSO J0831+5245[1] | |
See also: Quasar, List of quasars |
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