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HD 110113 c is a Neptune-like exoplanet (an ice giant with a thick atmosphere) with a mass of 10.5 Earth masses. It has an equilibrium temperature of 990 K (717°C). The planet completes one orbit around its star every 6.7 Earth days. It was discovered in 2021 using the radial velocity method. It orbits the G-type star HD 110113, located approximately 106 parsecs (347 light-years) from Earth.
2021
Discovered
10.5
Earth Masses
990
Temperature (K)
Discovery Information
Discovery MethodRadial Velocity
Discovery Year2,021
Discovery FacilityLa Silla Observatory
Orbital Properties
Orbital Period6.744 days
Semi-Major Axis0.068 AU
Eccentricity0.045
Physical Properties
Mass (Jupiter)0.033 MJ
Mass (Earth)10.5 M⊕
Eq. Temperature990 K
Insolation Flux199.9 S⊕
Planetary Extremes
Where HD 110113 c sits on the spectrum of all known exoplanets.
Mass10.5 M⊕
FeatherweightColossus
Temperature990 K
FrozenInferno
Year Length6.7 days
LightningGlacial
Star Distance0.068 AU
ScorchedFrozen exile
Star System View
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Orbit Comparison
Earth: 365.25 days (1 AU)HD 110113 c: 6.7 Earth days (0.068 AU)
Host Star: HD 110113
Spectral TypeG
Effective Temperature5,732 K
Mass0.997 M☉
Radius0.968 R☉
Size vs Sun1.03x smaller
Metallicity [Fe/H]0.14
Distance (pc)106.307 pc
Distance (ly)346.7 light-years
Planets in the HD 110113 System
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