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gam Lib c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/gam Lib c

Confirmed exoplanet · Gas Giant

gam Lib c

Orbiting gam Lib

Discovered in 2018 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 gam Lib c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Radial Velocity
Radius: 12.8 R⊕
Mass: 1,662.560397 M⊕
Orbit: 966.49 days
Distance: 47.4017 pc

Planet profile

Orbit and physical properties

Orbital period: 966.49 days
Semi-major axis: 2.318 AU
Eccentricity: 0.065
Radius: 12.8 Earth radii
Mass: 1,662.560397 Earth masses
Mass provenance: Msini
Density: 4.36 g/cm³
Equilibrium temperature: 543.71 K
Insolation: 14.6916 Earth flux

Host system

Star and system properties

Host star: gam Lib
Stars in system: 1
Known planets in system: 2
Spectral type: K0 III
Stellar temperature: 4,879 K
Stellar radius: 12.38 R☉
Stellar mass: 1.78 M☉
Stellar metallicity: -0.27 dex
Stellar age: 2.82 Gyr
Distance: 47.4017 parsecs
Right ascension: 15h35m31.65s
Declination: -14d47m22.21s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,018
Publication date: 2018-08
Discovery locale: Ground
Facility: Okayama Astrophysical Observatory
Telescope: 1.88 m Telescope
Instrument: HIDES Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from gam Lib c.

Generic gas giant catalog artwork; not a direct image of gam Lib c — Apex Andromeda catalog artwork