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HD 108202 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 108202 b

Confirmed exoplanet · Gas Giant

HD 108202 b

Orbiting HD 108202

Discovered in 2023 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 108202 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Radial Velocity
Radius: 13.1 R⊕
Mass: 953.485221 M⊕
Orbit: 2,990 days
Distance: 38.6846 pc

Planet profile

Orbit and physical properties

Orbital period: 2,990 days
Semi-major axis: 3.7 AU
Eccentricity: 0.52
Radius: 13.1 Earth radii
Mass: 953.485221 Earth masses
Mass provenance: Mass
Density: 2.33 g/cm³
Equilibrium temperature: 93.04 K
Insolation: 0.0125 Earth flux

Host system

Star and system properties

Host star: HD 108202
Stars in system: 1
Known planets in system: 1
Spectral type: K4/5 V
Stellar temperature: 4,556.03 K
Stellar radius: 0.66355 R☉
Stellar mass: 0.74 M☉
Stellar metallicity: 0.3048 dex
Stellar age: 6.5 Gyr
Distance: 38.6846 parsecs
Right ascension: 12h25m50.72s
Declination: -01d06m39.32s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,023
Publication date: 2023-10
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 108202 b.

Generic gas giant catalog artwork; not a direct image of HD 108202 b — Apex Andromeda catalog artwork