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HD 219134 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 219134 b

Confirmed exoplanet · Super Earth

HD 219134 b

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 super earth catalog artwork; not a direct image of HD 219134 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Radial Velocity
Radius: 1.602 R⊕
Mass: 4.74 M⊕
Orbit: 3.092926 days
Distance: 6.53127 pc

Planet profile

Orbit and physical properties

Orbital period: 3.092926 days
Semi-major axis: 0.03876 AU
Eccentricity: 0
Radius: 1.602 Earth radii
Mass: 4.74 Earth masses
Mass provenance: Mass
Density: 6.34 g/cm³
Equilibrium temperature: 1,015 K
Insolation: 176.2 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: 4,699 K
Stellar radius: 0.778 R☉
Stellar mass: 0.81 M☉
Stellar metallicity: 0.11 dex
Stellar age: 11 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: 2015-12
Discovery locale: Ground
Facility: Roque de los Muchachos Observatory
Telescope: 3.58 m Telescopio Nazionale Galileo
Instrument: HARPS-N Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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