Finding Earth 2.0
HIP 57274 · K4 V

HIP 57274 b

Discovered by Radial Velocity in 2011

HZ 0%upper limit

Earth-2.0 index

Earth Similarity Index

0%

Habitable-zone probability

— R⊕

Radius

Planet

Mass3359.446 M⊕upper limit
Bulk density
Orbital period8.1352 days
Semi-major axis0.07000 au
Eccentricity0.190
Incident flux316.085 S⊕
Equilibrium temperature1071.8 K
Maximum angular separation2.71 mas
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage80%0% median composite-to-default difference over shared parameters.

Host star & system

HostHIP 57274
Spectral typeK4 V
Effective temperature4510 K
Radius0.780 R☉
Mass0.290 M☉
Distance25.9 pc / 84.4 ly
DiscoveryRadial Velocity, 2011