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GJ 3634 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 3634 b

Confirmed exoplanet · Neptune Like

GJ 3634 b

Orbiting GJ 3634

Discovered in 2010 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of GJ 3634 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 2.83 R⊕
Mass: 8.4 M⊕
Orbit: 2.64561 days
Distance: 20.3779 pc

Planet profile

Orbit and physical properties

Orbital period: 2.64561 days
Semi-major axis: 0.0287 AU
Eccentricity: 0.08
Radius: 2.83 Earth radii
Mass: 8.4 Earth masses
Mass provenance: Mass
Density: 2.04 g/cm³
Equilibrium temperature: 656.45 K
Insolation: 24.2793 Earth flux

Host system

Star and system properties

Host star: GJ 3634
Stars in system: 1
Known planets in system: 1
Spectral type: M2.5
Stellar temperature: 3,517 K
Stellar radius: 0.43 R☉
Stellar mass: 0.45 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 5 Gyr
Distance: 20.3779 parsecs
Right ascension: 10h58m34.40s
Declination: -31d08m39.62s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2011-04
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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