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HD 105779 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 105779 b

Confirmed exoplanet · Gas Giant

HD 105779 b

Orbiting HD 105779

Discovered in 2022 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 105779 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Radial Velocity
Radius: 14.1 R⊕
Mass: 203.41018 M⊕
Orbit: 2,412 days
Distance: 55.2411 pc

Planet profile

Orbit and physical properties

Orbital period: 2,412 days
Semi-major axis: 3.38 AU
Eccentricity: 0
Radius: 14.1 Earth radii
Mass: 203.41018 Earth masses
Mass provenance: Msini
Density: 0.399 g/cm³
Equilibrium temperature: 147.29 K
Insolation: 0.0683 Earth flux

Host system

Star and system properties

Host star: HD 105779
Stars in system: 1
Known planets in system: 1
Spectral type: G2
Stellar temperature: 5,792 K
Stellar radius: 0.94 R☉
Stellar mass: 0.89 M☉
Stellar metallicity: -0.25 dex
Stellar age: 7.54 Gyr
Distance: 55.2411 parsecs
Right ascension: 12h10m38.69s
Declination: -16d57m23.37s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,022
Publication date: 2022-04
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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