Finding Earth 2.0
HD 285507 · K4.5 V

HD 285507 b

Rank #4251 of the ranked catalogue · Discovered by Radial Velocity in 2013

HZ 0%M sin i

0.077

Earth-2.0 index

0.175

Earth Similarity Index

0%

Habitable-zone probability

13.80 R⊕

Radius

Planet

Mass311.473 M⊕M sin i
Bulk density0.651 g/cm³
Orbital period6.0881 days
Semi-major axis0.06000 au
Eccentricity0.090
Incident flux53.012 S⊕
Equilibrium temperature685.9 K
Maximum angular separation1.33 masReflected-light contrast 9.18e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 285507
Spectral typeK4.5 V
Effective temperature4503 K
Radius0.690 R☉
Mass0.820 M☉
Distance45.0 pc / 146.9 ly
DiscoveryRadial Velocity, 2013