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75 Cet c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/75 Cet c

Confirmed exoplanet · Gas Giant

75 Cet c

Orbiting 75 Cet

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 75 Cet c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Radial Velocity
Radius: 13.9 R⊕
Mass: 289.859507 M⊕
Orbit: 2,051.62 days
Distance: 82.9613 pc

Planet profile

Orbit and physical properties

Orbital period: 2,051.62 days
Semi-major axis: 3.929 AU
Eccentricity: 0.023
Radius: 13.9 Earth radii
Mass: 289.859507 Earth masses
Mass provenance: Msini
Density: 0.593 g/cm³
Equilibrium temperature: 376.92 K
Insolation: 3.3569 Earth flux

Host system

Star and system properties

Host star: 75 Cet
Stars in system: 2
Known planets in system: 2
Spectral type: G3 III
Stellar temperature: 4,809 K
Stellar radius: 10.38 R☉
Stellar mass: 1.92 M☉
Stellar metallicity: 0.1 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 82.9613 parsecs
Right ascension: 02h32m09.40s
Declination: -01d02m06.10s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,023
Publication date: 2023-12
Discovery locale: Ground
Facility: Okayama Astrophysical Observatory
Telescope: 1.88 m Telescope
Instrument: HIDES Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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