Home›Exoplanets›HAT-P-57 bHAT-P-57 bOrbiting HAT-P-57Host starHAT-P-57Discovery year2015Discovery facilityHATNetOrbital period (days)2.4653Radius (Earth radii)19.504Mass (Earth masses)448.140Equilibrium temp (K)2200Distance (parsecs)279.86