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HD 94771 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 94771 b

Confirmed exoplanet · Gas Giant

HD 94771 b

Orbiting HD 94771

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 94771 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Radial Velocity
Radius: 14.2 R⊕
Mass: 169 M⊕
Orbit: 2,164 days
Distance: 57.7807 pc

Planet profile

Orbit and physical properties

Orbital period: 2,164 days
Semi-major axis: 3.48 AU
Eccentricity: 0.39
Radius: 14.2 Earth radii
Mass: 169 Earth masses
Mass provenance: Msini
Density: 0.324 g/cm³
Equilibrium temperature: 200.79 K
Insolation: 0.271 Earth flux

Host system

Star and system properties

Host star: HD 94771
Stars in system: 1
Known planets in system: 1
Spectral type: G3/G5 V
Stellar temperature: 5,631 K
Stellar radius: 1.903 R☉
Stellar mass: 1.2 M☉
Stellar metallicity: 0.22 dex
Stellar age: 5.733 Gyr
Distance: 57.7807 parsecs
Right ascension: 10h55m53.92s
Declination: -35d06m52.28s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,023
Publication date: 2023-07
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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