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HD 89839 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 89839 b

Confirmed exoplanet · Gas Giant

HD 89839 b

Orbiting HD 89839

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 89839 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Radial Velocity
Radius: 12.8 R⊕
Mass: 1,748.056239 M⊕
Orbit: 3,391.2 days
Distance: 57.3063 pc

Planet profile

Orbit and physical properties

Orbital period: 3,391.2 days
Semi-major axis: 4.713 AU
Eccentricity: 0.185
Radius: 12.8 Earth radii
Mass: 1,748.056239 Earth masses
Mass provenance: Mass
Density: 4.58 g/cm³
Equilibrium temperature: 159.03 K
Insolation: 0.1067 Earth flux

Host system

Star and system properties

Host star: HD 89839
Stars in system: 1
Known planets in system: 1
Spectral type: F7 V
Stellar temperature: 6,314 K
Stellar radius: 1.28588 R☉
Stellar mass: 1.21 M☉
Stellar metallicity: 0.04 dex
Stellar age: 1.6 Gyr
Distance: 57.3063 parsecs
Right ascension: 10h20m40.53s
Declination: -53d39m50.50s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,023
Publication date: 2023-05
Discovery locale: Multiple Locales
Facility: Multiple Facilities
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 89839 b.

Generic gas giant catalog artwork; not a direct image of HD 89839 b — Apex Andromeda catalog artwork