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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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eps Eri b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/eps Eri b

Confirmed exoplanet · Gas Giant

eps Eri b

Orbiting eps Eri

Discovered in 2000 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 eps Eri b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,000
Method: Radial Velocity
Radius: 13.8 R⊕
Mass: 317.828407 M⊕
Orbit: 2,680 days
Distance: 3.2026 pc

Planet profile

Orbit and physical properties

Orbital period: 2,680 days
Semi-major axis: 3.53 AU
Eccentricity: 0.06
Radius: 13.8 Earth radii
Mass: 317.828407 Earth masses
Mass provenance: Mass
Density: 0.665 g/cm³
Equilibrium temperature: 112.26 K
Insolation: 0.0306 Earth flux

Host system

Star and system properties

Host star: eps Eri
Stars in system: 1
Known planets in system: 1
Spectral type: K2 V
Stellar temperature: 5,020.38 K
Stellar radius: 0.759106 R☉
Stellar mass: 0.82 M☉
Stellar metallicity: -0.13 dex
Stellar age: 0.6 Gyr
Distance: 3.2026 parsecs
Right ascension: 03h32m54.82s
Declination: -09d27m29.42s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,000
Publication date: 2000-12
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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