| J043947.08+163415.7 | |
|---|---|
QSO J0439+1635 (right) with a galaxy in the foreground (left) | |
| Observation data(Epoch ) | |
| Constellation | Taurus |
| Right ascension | 04h 39m 47.10s[1] |
| Declination | +16° 34′ 15.79″[1] |
| Redshift | 6.51[2] |
| Distance | 12.873 × 109 LY[1][3] |
| Other designations | |
| 2MASS J04394708+1634160, UHS J043947.08+163415.7, WISEA J043947.09+163415.8[4] | |
| See also:Quasar,List of quasars | |

QSO J0439+1634,[4] often referred to by just its coordinates,J0439+1634 orJ043947.08+163415.7,[1] is a superluminousquasar, and was, until 20 February 2024, (when it was superseded byQSO J0529-4351) considered the brightest quasar in the early universe with a redshift of z = 6.51.[5][2][6][7] It is approximately 12.873 billion light-years away.[1][3] The brightness of the quasar is equivalent to about 600 trillion luminosities of the Suns with gravitational lensing, without this effect 11 trillion.[5][6][3] The quasar-relatedsupermassive black hole has a mass of 700 million solar masses.[7][8]
On April 3, 2018, theACS/WFC observed and photographed gravitational lensing at the location of the quasar, and further research revealed an extremely bright and large quasar there.
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