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HIP 79431 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 79431 b

Confirmed exoplanet · Gas Giant

HIP 79431 b

Orbiting HIP 79431

Discovered in 2009 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 HIP 79431 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,009
Method: Radial Velocity
Radius: 13.4 R⊕
Mass: 667.415 M⊕
Orbit: 111.7 days
Distance: 14.5324 pc

Planet profile

Orbit and physical properties

Orbital period: 111.7 days
Semi-major axis: 0.36 AU
Eccentricity: 0.29
Radius: 13.4 Earth radii
Mass: 667.415 Earth masses
Mass provenance: Msini
Density: 1.52 g/cm³
Equilibrium temperature: 177.42 K
Insolation: 0.2179 Earth flux

Host system

Star and system properties

Host star: HIP 79431
Stars in system: 1
Known planets in system: 1
Spectral type: M3 V
Stellar temperature: 3,191 K
Stellar radius: 0.478625 R☉
Stellar mass: 0.49 M☉
Stellar metallicity: 0.4 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 14.5324 parsecs
Right ascension: 16h12m41.82s
Declination: -18d52m35.13s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,009
Publication date: 2010-02
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HIP 79431 b.

Generic gas giant catalog artwork; not a direct image of HIP 79431 b — Apex Andromeda catalog artwork