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HD 120084 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 120084 b

Confirmed exoplanet · Gas Giant

HD 120084 b

Orbiting HD 120084

Discovered in 2013 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of HD 120084 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,013
Method: Radial Velocity
Radius: 12.7 R⊕
Mass: 2,034.101805 M⊕
Orbit: 2,142 days
Distance: 103.044 pc

Planet profile

Orbit and physical properties

Orbital period: 2,142 days
Semi-major axis: 4.21 AU
Eccentricity: 0.483
Radius: 12.7 Earth radii
Mass: 2,034.101805 Earth masses
Mass provenance: Mass
Density: 5.46 g/cm³
Equilibrium temperature: 369.24 K
Insolation: 3.0851 Earth flux

Host system

Star and system properties

Host star: HD 120084
Stars in system: 1
Known planets in system: 1
Spectral type: G7 III
Stellar temperature: 4,879 K
Stellar radius: 10.37 R☉
Stellar mass: 2.16 M☉
Stellar metallicity: 0.1 dex
Stellar age: 1.02 Gyr
Distance: 103.044 parsecs
Right ascension: 13h42m38.88s
Declination: +78d03m52.70s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,013
Publication date: 2013-08
Discovery locale: Ground
Facility: Okayama Astrophysical Observatory
Telescope: 1.88 m Telescope
Instrument: HIDES Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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