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GJ 3293 e | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 3293 e

Confirmed exoplanet · Super Earth

GJ 3293 e

Orbiting GJ 3293

Discovered in 2017 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 GJ 3293 e — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Radial Velocity
Radius: 1.63 R⊕
Mass: 3.28 M⊕
Orbit: 13.2543 days
Distance: 20.1903 pc

Planet profile

Orbit and physical properties

Orbital period: 13.2543 days
Semi-major axis: 0.08208 AU
Eccentricity: 0.21
Radius: 1.63 Earth radii
Mass: 3.28 Earth masses
Mass provenance: Msini
Density: 4.16 g/cm³
Equilibrium temperature: 370.79 K
Insolation: 3.34 Earth flux

Host system

Star and system properties

Host star: GJ 3293
Stars in system: 1
Known planets in system: 4
Spectral type: M2.5
Stellar temperature: 3,466 K
Stellar radius: 0.404 R☉
Stellar mass: 0.42 M☉
Stellar metallicity: 0.02 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 20.1903 parsecs
Right ascension: 04h28m35.63s
Declination: -25d10m16.82s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,017
Publication date: 2017-06
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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