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HD 142022 A b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 142022 A b

Confirmed exoplanet · Gas Giant

HD 142022 A b

Orbiting HD 142022 A

Discovered in 2005 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 142022 A b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,005
Method: Radial Velocity
Radius: 12.9 R⊕
Mass: 1,433.406116 M⊕
Orbit: 1,928 days
Distance: 34.2802 pc

Planet profile

Orbit and physical properties

Orbital period: 1,928 days
Semi-major axis: 2.93 AU
Eccentricity: 0.53
Radius: 12.9 Earth radii
Mass: 1,433.406116 Earth masses
Mass provenance: Mass
Density: 3.67 g/cm³
Equilibrium temperature: 155.74 K
Insolation: 0.1176 Earth flux

Host system

Star and system properties

Host star: HD 142022 A
Stars in system: 2
Known planets in system: 1
Spectral type: G9 IV-V
Stellar temperature: 5,421 K
Stellar radius: 1.04 R☉
Stellar mass: 0.9 M☉
Stellar metallicity: 0.19 dex
Stellar age: 7 Gyr
Distance: 34.2802 parsecs
Right ascension: 16h10m11.56s
Declination: -84d13m54.30s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,005
Publication date: 2006-03
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 1.2 m Leonhard Euler Telescope
Instrument: CORALIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 142022 A b.

Generic gas giant catalog artwork; not a direct image of HD 142022 A b — Apex Andromeda catalog artwork