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HD 88133 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 88133 b

Confirmed exoplanet · Gas Giant

HD 88133 b

Orbiting HD 88133

Discovered in 2004 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 88133 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,004
Method: Radial Velocity
Radius: 13.8 R⊕
Mass: 324.1866 M⊕
Orbit: 3.414884 days
Distance: 73.6123 pc

Planet profile

Orbit and physical properties

Orbital period: 3.414884 days
Semi-major axis: 0.0479 AU
Eccentricity: 0.031
Radius: 13.8 Earth radii
Mass: 324.1866 Earth masses
Mass provenance: Mass
Density: 0.678 g/cm³
Equilibrium temperature: 1,762.08 K
Insolation: 1,368.0872 Earth flux

Host system

Star and system properties

Host star: HD 88133
Stars in system: 1
Known planets in system: 1
Spectral type: G5
Stellar temperature: 5,392 K
Stellar radius: 2.2 R☉
Stellar mass: 1.26 M☉
Stellar metallicity: 0.34 dex
Stellar age: 5.37 Gyr
Distance: 73.6123 parsecs
Right ascension: 10h10m07.66s
Declination: +18d11m08.62s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,004
Publication date: 2005-02
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

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