HD 5278 · F V
HD 5278 c
Rank #2504 of the ranked catalogue · Discovered by Radial Velocity in 2021
HZ 0%M sin i
0.092
Earth-2.0 index
0.288
Earth Similarity Index
0%
Habitable-zone probability
4.49 R⊕
Radius
Planet
Mass18.400 M⊕M sin i
Bulk density1.120 g/cm³
Orbital period40.8700 days
Semi-major axis0.24160 au
Eccentricity0.070
Incident flux32.671 S⊕
Equilibrium temperature607.7 K
Maximum angular separation4.20 masReflected-light contrast 6.00e-8 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 coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 5278
Spectral typeF V
Effective temperature6203 K
Radius1.194 R☉
Mass1.126 M☉
Distance57.6 pc / 187.8 ly
DiscoveryRadial Velocity, 2021