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HD 46375 b | Exoplanets | Apex Andromeda | Apex Andromeda

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Planets/Exoplanets/HD 46375 b

Confirmed exoplanet · Gas Giant

HD 46375 b

Orbiting HD 46375

Discovered in 2000 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 46375 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,000
Method: Radial Velocity
Radius: 10 R⊕
Mass: 71.8 M⊕
Orbit: 3.023573 days
Distance: 29.5529 pc

Planet profile

Orbit and physical properties

Orbital period: 3.023573 days
Semi-major axis: 0.0398 AU
Eccentricity: 0.063
Radius: 10 Earth radii
Mass: 71.8 Earth masses
Mass provenance: Msini
Density: 0.395 g/cm³
Equilibrium temperature: 1,221.4 K
Insolation: 359.0994 Earth flux

Host system

Star and system properties

Host star: HD 46375
Stars in system: 2
Known planets in system: 1
Spectral type: K1 IV-V
Stellar temperature: 5,285 K
Stellar radius: 0.914196 R☉
Stellar mass: 0.92 M☉
Stellar metallicity: 0.24 dex
Stellar age: 9 Gyr
Distance: 29.5529 parsecs
Right ascension: 06h33m12.74s
Declination: +05d27m45.03s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,000
Publication date: 2000-06
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 46375 b.

Generic gas giant catalog artwork; not a direct image of HD 46375 b — Apex Andromeda catalog artwork