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HD 45350 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 45350 b

Confirmed exoplanet · Gas Giant

HD 45350 b

Orbiting HD 45350

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 45350 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,004
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 568.89 M⊕
Orbit: 963.6 days
Distance: 46.8733 pc

Planet profile

Orbit and physical properties

Orbital period: 963.6 days
Semi-major axis: 1.92 AU
Eccentricity: 0.778
Radius: 13.5 Earth radii
Mass: 568.89 Earth masses
Mass provenance: Msini
Density: 1.27 g/cm³
Equilibrium temperature: 217.81 K
Insolation: 0.375 Earth flux

Host system

Star and system properties

Host star: HD 45350
Stars in system: 1
Known planets in system: 1
Spectral type: G5 V
Stellar temperature: 5,566 K
Stellar radius: 1.26442 R☉
Stellar mass: 0.98 M☉
Stellar metallicity: 0.23 dex
Stellar age: 8 Gyr
Distance: 46.8733 parsecs
Right ascension: 06h28m45.65s
Declination: +38d57m45.83s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,004
Publication date: 2005-01
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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