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Gl 686 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Gl 686 b

Confirmed exoplanet · Super Earth

Gl 686 b

Orbiting Gl 686

Discovered in 2018 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of Gl 686 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Radial Velocity
Radius: 2.46 R⊕
Mass: 6.624 M⊕
Orbit: 15.53 days
Distance: 8.15728 pc

Planet profile

Orbit and physical properties

Orbital period: 15.53 days
Semi-major axis: 0.091 AU
Eccentricity: 0.05
Radius: 2.46 Earth radii
Mass: 6.624 Earth masses
Mass provenance: Msini
Density: 2.45 g/cm³
Equilibrium temperature: 379 K
Insolation: 3.5638 Earth flux

Host system

Star and system properties

Host star: Gl 686
Stars in system: 1
Known planets in system: 1
Spectral type: M1.0 V
Stellar temperature: 3,656 K
Stellar radius: 0.427 R☉
Stellar mass: 0.426 M☉
Stellar metallicity: -0.23 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 8.15728 parsecs
Right ascension: 17h37m54.36s
Declination: +18d35m45.42s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,018
Publication date: 2019-02
Discovery locale: Ground
Facility: Roque de los Muchachos Observatory
Telescope: 3.58 m Telescopio Nazionale Galileo
Instrument: HARPS-N Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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