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HD 180314 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 180314 b

Confirmed exoplanet · Gas Giant

HD 180314 b

Orbiting HD 180314

Discovered in 2010 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 180314 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 12 R⊕
Mass: 7,216.929638 M⊕
Orbit: 394.73 days
Distance: 122.362 pc

Planet profile

Orbit and physical properties

Orbital period: 394.73 days
Semi-major axis: 1.448 AU
Eccentricity: 0.247
Radius: 12 Earth radii
Mass: 7,216.929638 Earth masses
Mass provenance: Msini
Density: 22.9 g/cm³
Equilibrium temperature: 597.64 K
Insolation: 20.9853 Earth flux

Host system

Star and system properties

Host star: HD 180314
Stars in system: 1
Known planets in system: 1
Spectral type: K0
Stellar temperature: 4,917 K
Stellar radius: 9.2 R☉
Stellar mass: 2.6 M☉
Stellar metallicity: 0.2 dex
Stellar age: 1.295 Gyr
Distance: 122.362 parsecs
Right ascension: 19h14m50.27s
Declination: +31d51m37.58s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2010-08
Discovery locale: Ground
Facility: Subaru Telescope
Telescope: 8.2 m Subaru Telescope
Instrument: HDS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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