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HD 159243 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 159243 b

Confirmed exoplanet · Gas Giant

HD 159243 b

Orbiting HD 159243

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 159243 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,013
Method: Radial Velocity
Radius: 13.7 R⊕
Mass: 359.13 M⊕
Orbit: 12.62 days
Distance: 73.3055 pc

Planet profile

Orbit and physical properties

Orbital period: 12.62 days
Semi-major axis: 0.11 AU
Eccentricity: 0.02
Radius: 13.7 Earth radii
Mass: 359.13 Earth masses
Mass provenance: Msini
Density: 0.767 g/cm³
Equilibrium temperature: 942.13 K
Insolation: 107.452 Earth flux

Host system

Star and system properties

Host star: HD 159243
Stars in system: 1
Known planets in system: 2
Spectral type: G0 V
Stellar temperature: 6,123 K
Stellar radius: 1.12 R☉
Stellar mass: 1.125 M☉
Stellar metallicity: 0.05 dex
Stellar age: 1.25 Gyr
Distance: 73.3055 parsecs
Right ascension: 17h33m21.49s
Declination: +05d42m02.97s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,013
Publication date: 2014-03
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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