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SWEEPS-04

Astronomical discovery
SWEEPS-04 is an extrasolar planet orbiting the star SWEEPS J175853.92−291120.6 in the constellation Sagittarius approximately 27,710 light years away from the Solar System, making it the most distant exoplanet known. Wikipedia
Discovered: October 4, 2006
Mean radius: 0.81±0.1 RJ
Apparent magnitude (V): 18.8
Discovered by: Sahu et al.
Detection method: Transit