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HD 156279 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 156279 b

Confirmed exoplanet · Gas Giant

HD 156279 b

Orbiting HD 156279

Discovered in 2011 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 156279 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Radial Velocity
Radius: 12.5 R⊕
Mass: 2,997.757535 M⊕
Orbit: 133.40355 days
Distance: 36.1945 pc

Planet profile

Orbit and physical properties

Orbital period: 133.40355 days
Semi-major axis: 0.502 AU
Eccentricity: 0.647
Radius: 12.5 Earth radii
Mass: 2,997.757535 Earth masses
Mass provenance: Msini
Density: 8.43 g/cm³
Equilibrium temperature: 361.73 K
Insolation: 2.8355 Earth flux

Host system

Star and system properties

Host star: HD 156279
Stars in system: 1
Known planets in system: 2
Spectral type: G6
Stellar temperature: 5,453 K
Stellar radius: 0.95 R☉
Stellar mass: 0.94 M☉
Stellar metallicity: 0.14 dex
Stellar age: 4.1 Gyr
Distance: 36.1945 parsecs
Right ascension: 17h12m23.20s
Declination: +63d21m10.02s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,011
Publication date: 2012-02
Discovery locale: Ground
Facility: Haute-Provence Observatory
Telescope: 1.93 m Telescope
Instrument: SOPHIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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