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HD 27631 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 27631 b

Confirmed exoplanet · Gas Giant

HD 27631 b

Orbiting HD 27631

Discovered in 2012 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 27631 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 495.812315 M⊕
Orbit: 2,198.14 days
Distance: 50.2862 pc

Planet profile

Orbit and physical properties

Orbital period: 2,198.14 days
Semi-major axis: 3.242 AU
Eccentricity: 0.141
Radius: 13.5 Earth radii
Mass: 495.812315 Earth masses
Mass provenance: Mass
Density: 1.11 g/cm³
Equilibrium temperature: 147.61 K
Insolation: 0.0836 Earth flux

Host system

Star and system properties

Host star: HD 27631
Stars in system: 1
Known planets in system: 1
Spectral type: G3 IV/V
Stellar temperature: 5,737 K
Stellar radius: 0.923 R☉
Stellar mass: 0.944 M☉
Stellar metallicity: -0.12 dex
Stellar age: 4.01 Gyr
Distance: 50.2862 parsecs
Right ascension: 04h19m45.41s
Declination: -41d57m38.38s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,012
Publication date: 2013-03
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 1.2 m Leonhard Euler Telescope
Instrument: CORALIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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