YZ Cet · M4.5 V
YZ Cet d
Rank #86 of the ranked catalogue · Discovered by Radial Velocity in 2017
HZ 0%M sin i
0.135
Earth-2.0 index
0.819
Earth Similarity Index
0%
Habitable-zone probability
1.03 R⊕
Radius
Planet
Mass1.090 M⊕M sin i
Bulk density5.480 g/cm³
Orbital period4.6563 days
Semi-major axis0.02851 au
Eccentricity0.070
Incident flux2.700 S⊕
Equilibrium temperature325.8 K
Maximum angular separation7.68 masReflected-light contrast 2.27e-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