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GJ 3323 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 3323 b

Confirmed exoplanet · Terrestrial

GJ 3323 b

Orbiting GJ 3323

Discovered in 2017 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of GJ 3323 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Radial Velocity
Radius: 1.23 R⊕
Mass: 2.02 M⊕
Orbit: 5.3636 days
Distance: 5.37484 pc

Planet profile

Orbit and physical properties

Orbital period: 5.3636 days
Semi-major axis: 0.03282 AU
Eccentricity: 0.23
Radius: 1.23 Earth radii
Mass: 2.02 Earth masses
Mass provenance: Msini
Density: 5.96 g/cm³
Equilibrium temperature: 290.06 K
Insolation: 2.58 Earth flux

Host system

Star and system properties

Host star: GJ 3323
Stars in system: 1
Known planets in system: 2
Spectral type: M4
Stellar temperature: 3,159 K
Stellar radius: 0.119 R☉
Stellar mass: 0.164 M☉
Stellar metallicity: -0.27 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 5.37484 parsecs
Right ascension: 05h01m56.85s
Declination: -06d56m54.65s

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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