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PG 1543+489
Quasar in the constellation of Boötes / From Wikipedia, the free encyclopedia
PG 1543+489, also known as QSO B1544+4855 and PGC 2325245, is a quasar located in the constellation of Boötes. At the redshift of 0.399, the object is located 4.5 billion light-years away from Earth.[1] It was first discovered in 1983, by researchers who presented 114 objects in the Palomar-Green bright quasar survey, as one of the best studied samples of active galactic nuclei (AGN).[2]
Quick Facts Observation data (J2000.0 epoch), Constellation ...
PG 1543+489 | |
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![]() PG 1543+489 captured by SDSS | |
Observation data (J2000.0 epoch) | |
Constellation | Boötes |
Right ascension | 15h 45m 30.24s |
Declination | +48d 46m 09.07s |
Redshift | 0.399824 |
Heliocentric radial velocity | 119,864 km/s |
Distance | 4.559 Gly (1379.8 Mpc) |
Apparent magnitude (V) | 0.051 |
Apparent magnitude (B) | 0.067 |
Surface brightness | 16.5 |
Characteristics | |
Type | Spiral; RQQ, AGN |
Notable features | Luminous infrared galaxy, Seyfert galaxy |
Other designations | |
IRAS F15439+4855, RX J1545.5+4846, PGC 2325245, INTREF 656, 2MASSi J1545302+484609, 2XMM J154530.3+484608, QSO B1544+4855, 1AXG J154530+4845 |
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