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HD 6434 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 6434 b

Confirmed exoplanet · Gas Giant

HD 6434 b

Orbiting HD 6434

Discovered in 2003 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 6434 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,003
Method: Radial Velocity
Radius: 14.2 R⊕
Mass: 155.7367 M⊕
Orbit: 21.998 days
Distance: 42.358 pc

Planet profile

Orbit and physical properties

Orbital period: 21.998 days
Semi-major axis: 0.14 AU
Eccentricity: 0.17
Radius: 14.2 Earth radii
Mass: 155.7367 Earth masses
Mass provenance: Msini
Density: 0.299 g/cm³
Equilibrium temperature: 786.83 K
Insolation: 57.2458 Earth flux

Host system

Star and system properties

Host star: HD 6434
Stars in system: 1
Known planets in system: 1
Spectral type: G2/3 V
Stellar temperature: 5,769 K
Stellar radius: 1.12 R☉
Stellar mass: 1.1 M☉
Stellar metallicity: -0.55 dex
Stellar age: 11.27 Gyr
Distance: 42.358 parsecs
Right ascension: 01h04m39.92s
Declination: -39d29m25.77s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,003
Publication date: 2004-02
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 1.2 m Leonhard Euler Telescope
Instrument: CORALIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 6434 b.

Generic gas giant catalog artwork; not a direct image of HD 6434 b — Apex Andromeda catalog artwork