YZ Cet · M4.5 V
YZ Cet b
Rank #194 of the ranked catalogue · Discovered by Radial Velocity in 2017
HZ 0%M sin i
0.124
Earth-2.0 index
0.640
Earth Similarity Index
0%
Habitable-zone probability
0.91 R⊕
Radius
Planet
Mass0.700 M⊕M sin i
Bulk density5.050 g/cm³
Orbital period2.0209 days
Semi-major axis0.01634 au
Eccentricity0.060
Incident flux8.210 S⊕
Equilibrium temperature430.3 K
Maximum angular separation4.40 masReflected-light contrast 5.42e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostYZ Cet
Spectral typeM4.5 V
Effective temperature3151 K
Radius0.157 R☉
Mass0.142 M☉
Distance3.7 pc / 12.1 ly
DiscoveryRadial Velocity, 2017