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

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HD 222076 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 222076 b

Confirmed exoplanet · Gas Giant

HD 222076 b

Orbiting HD 222076

Discovered in 2016 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 222076 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 495.8148 M⊕
Orbit: 871 days
Distance: 91.1538 pc

Planet profile

Orbit and physical properties

Orbital period: 871 days
Semi-major axis: 1.83 AU
Eccentricity: 0.08
Radius: 13.5 Earth radii
Mass: 495.8148 Earth masses
Mass provenance: Msini
Density: 1.11 g/cm³
Equilibrium temperature: 346.88 K
Insolation: 2.5381 Earth flux

Host system

Star and system properties

Host star: HD 222076
Stars in system: 1
Known planets in system: 1
Spectral type: K0 III
Stellar temperature: 4,806 K
Stellar radius: 4.1 R☉
Stellar mass: 1.07 M☉
Stellar metallicity: 0.05 dex
Stellar age: 4.5 Gyr
Distance: 91.1538 parsecs
Right ascension: 23h38m07.68s
Declination: -70d54m11.69s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,016
Publication date: 2017-02
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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