Finding Earth 2.0
HD 33844 · K0 III

HD 33844 b

Rank #1609 of the ranked catalogue · Discovered by Radial Velocity in 2015

HZ 0%M sin i

0.099

Earth-2.0 index

0.335

Earth Similarity Index

0%

Habitable-zone probability

13.40 R⊕

Radius

Planet

Mass638.838 M⊕M sin i
Bulk density1.460 g/cm³
Orbital period551.4000 days
Semi-major axis1.60000 au
Eccentricity0.150
Incident flux5.778 S⊕
Equilibrium temperature394.1 K
Maximum angular separation15.13 masReflected-light contrast 1.22e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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 33844
Spectral typeK0 III
Effective temperature4861 K
Radius5.390 R☉
Mass1.840 M☉
Distance105.8 pc / 345.0 ly
DiscoveryRadial Velocity, 2015