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2016
Discovered
14.4
Earth Masses
337
Temperature (K)
Discovery Information
Discovery MethodRadial Velocity
Discovery Year2,016
Discovery FacilityMultiple Observatories
Orbital Properties
Orbital Period149.61 days
Semi-Major Axis0.554 AU
Eccentricity0.19
Physical Properties
Mass (Jupiter)0.0453 MJ
Mass (Earth)14.4 M⊕
Eq. Temperature337 K
Insolation Flux3.16 S⊕
Planetary Extremes
Where HD 42618 b sits on the spectrum of all known exoplanets.
Mass14.4 M⊕
FeatherweightColossus
Temperature337 K
FrozenInferno
Year Length149.6 days
LightningGlacial
Star Distance0.554 AU
ScorchedFrozen exile
Orbit Comparison
Earth: 365.25 days (1 AU)HD 42618 b: 149.6 Earth days (0.554 AU)
Host Star: HD 42618
Spectral TypeG4 V
Effective Temperature5,727 K
Mass1.015 M☉
Radius0.999 R☉
Size vs Sun1.00x smaller
Luminosity0.98 L☉
Luminosity vs Sun1.0x dimmer
Metallicity [Fe/H]-0.09
Distance (pc)24.3358 pc
Distance (ly)79.4 light-years
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