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HD 219415 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 219415 b

Confirmed exoplanet · Gas Giant

HD 219415 b

Orbiting HD 219415

Discovered in 2012 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 HD 219415 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Radial Velocity
Radius: 13.8 R⊕
Mass: 317.83 M⊕
Orbit: 2,093.3 days
Distance: 165.184 pc

Planet profile

Orbit and physical properties

Orbital period: 2,093.3 days
Semi-major axis: 3.2 AU
Eccentricity: 0.4
Radius: 13.8 Earth radii
Mass: 317.83 Earth masses
Mass provenance: Msini
Density: 0.665 g/cm³
Equilibrium temperature: 221.26 K
Insolation: 0.4071 Earth flux

Host system

Star and system properties

Host star: HD 219415
Stars in system: 1
Known planets in system: 1
Spectral type: K0 III
Stellar temperature: 4,820 K
Stellar radius: 2.9 R☉
Stellar mass: 1 M☉
Stellar metallicity: -0.04 dex
Stellar age: 7.233 Gyr
Distance: 165.184 parsecs
Right ascension: 23h14m53.85s
Declination: +56d43m49.08s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,012
Publication date: 2012-09
Discovery locale: Ground
Facility: McDonald Observatory
Telescope: 9.2 m Hobby-Eberly Telescope
Instrument: High Resolution Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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