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HD 219134 g | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 219134 g

Confirmed exoplanet · Neptune Like

HD 219134 g

Orbiting HD 219134

Discovered in 2015 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 HD 219134 g — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Radial Velocity
Radius: 3.28 R⊕
Mass: 10.80622 M⊕
Orbit: 94.2 days
Distance: 6.53127 pc

Planet profile

Orbit and physical properties

Orbital period: 94.2 days
Semi-major axis: 0.3753 AU
Eccentricity: 0
Radius: 3.28 Earth radii
Mass: 10.80622 Earth masses
Mass provenance: Msini
Density: 1.68 g/cm³
Equilibrium temperature: 339.34 K
Insolation: 2.2009 Earth flux

Host system

Star and system properties

Host star: HD 219134
Stars in system: 1
Known planets in system: 6
Spectral type: K3 V
Stellar temperature: 4,913 K
Stellar radius: 0.77 R☉
Stellar mass: 0.794 M☉
Stellar metallicity: 0.08 dex
Stellar age: 12.46 Gyr
Distance: 6.53127 parsecs
Right ascension: 23h13m20.93s
Declination: +57d10m10.65s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,015
Publication date: 2015-11
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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