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GJ 676 A b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 676 A b

Confirmed exoplanet · Gas Giant

GJ 676 A b

Orbiting GJ 676 A

Discovered in 2010 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 GJ 676 A b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 12.8 R⊕
Mass: 1,840.862133 M⊕
Orbit: 1,051.44521 days
Distance: 16.0272 pc

Planet profile

Orbit and physical properties

Orbital period: 1,051.44521 days
Semi-major axis: 1.735 AU
Eccentricity: 0.319
Radius: 12.8 Earth radii
Mass: 1,840.862133 Earth masses
Mass provenance: Mass
Density: 4.82 g/cm³
Equilibrium temperature: 113.55 K
Insolation: 0.0301 Earth flux

Host system

Star and system properties

Host star: GJ 676 A
Stars in system: 2
Known planets in system: 4
Spectral type: M0
Stellar temperature: 3,734 K
Stellar radius: 0.69 R☉
Stellar mass: 0.626 M☉
Stellar metallicity: 0.23 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 16.0272 parsecs
Right ascension: 17h30m10.77s
Declination: -51d38m16.00s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2011-02
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from GJ 676 A b.

Generic gas giant catalog artwork; not a direct image of GJ 676 A b — Apex Andromeda catalog artwork