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HD 207832 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 207832 b

Confirmed exoplanet · Gas Giant

HD 207832 b

Orbiting HD 207832

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 207832 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Radial Velocity
Radius: 14.2 R⊕
Mass: 177.9848 M⊕
Orbit: 160.07 days
Distance: 58.9291 pc

Planet profile

Orbit and physical properties

Orbital period: 160.07 days
Semi-major axis: 0.586 AU
Eccentricity: 0.197
Radius: 14.2 Earth radii
Mass: 177.9848 Earth masses
Mass provenance: Msini
Density: 0.342 g/cm³
Equilibrium temperature: 340.28 K
Insolation: 2.2605 Earth flux

Host system

Star and system properties

Host star: HD 207832
Stars in system: 3
Known planets in system: 2
Spectral type: G5 V
Stellar temperature: 5,726 K
Stellar radius: 0.89 R☉
Stellar mass: 1.05 M☉
Stellar metallicity: 0.14 dex
Stellar age: 1.36 Gyr
Distance: 58.9291 parsecs
Right ascension: 21h52m36.43s
Declination: -26d01m37.83s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,012
Publication date: 2012-09
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

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