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HD 5319 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 5319 b

Confirmed exoplanet · Gas Giant

HD 5319 b

Orbiting HD 5319

Discovered in 2007 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 5319 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,007
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 494.54348 M⊕
Orbit: 637.1 days
Distance: 121.405 pc

Planet profile

Orbit and physical properties

Orbital period: 637.1 days
Semi-major axis: 1.57 AU
Eccentricity: 0.092
Radius: 13.5 Earth radii
Mass: 494.54348 Earth masses
Mass provenance: Msini
Density: 1.1 g/cm³
Equilibrium temperature: 377.72 K
Insolation: 3.2825 Earth flux

Host system

Star and system properties

Host star: HD 5319
Stars in system: 1
Known planets in system: 2
Spectral type: G5
Stellar temperature: 4,871 K
Stellar radius: 4.06 R☉
Stellar mass: 1.27 M☉
Stellar metallicity: 0.15 dex
Stellar age: 3.1 Gyr
Distance: 121.405 parsecs
Right ascension: 00h55m01.39s
Declination: +00d47m21.63s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,007
Publication date: 2007-12
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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