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HD 70642 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 70642 b

Confirmed exoplanet · Gas Giant

HD 70642 b

Orbiting HD 70642

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 70642 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,003
Method: Radial Velocity
Radius: 13 R⊕
Mass: 1,239.530787 M⊕
Orbit: 2,124.54 days
Distance: 29.276 pc

Planet profile

Orbit and physical properties

Orbital period: 2,124.54 days
Semi-major axis: 3.318 AU
Eccentricity: 0.175
Radius: 13 Earth radii
Mass: 1,239.530787 Earth masses
Mass provenance: Mass
Density: 3.1 g/cm³
Equilibrium temperature: 150.52 K
Insolation: 0.0934 Earth flux

Host system

Star and system properties

Host star: HD 70642
Stars in system: 1
Known planets in system: 1
Spectral type: G6 V
Stellar temperature: 5,732 K
Stellar radius: 0.984 R☉
Stellar mass: 1.078 M☉
Stellar metallicity: 0.22 dex
Stellar age: 0.919 Gyr
Distance: 29.276 parsecs
Right ascension: 08h21m27.87s
Declination: -39d42m16.00s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,003
Publication date: 2003-08
Discovery locale: Ground
Facility: Anglo-Australian Telescope
Telescope: 3.9 m Anglo-Australian Telescope
Instrument: UCLES Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 70642 b.

Generic gas giant catalog artwork; not a direct image of HD 70642 b — Apex Andromeda catalog artwork