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HD 154345 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 154345 b

Confirmed exoplanet · Gas Giant

HD 154345 b

Orbiting HD 154345

Discovered in 2006 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 154345 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,006
Method: Radial Velocity
Radius: 13.7 R⊕
Mass: 376.944491 M⊕
Orbit: 3,280 days
Distance: 18.284 pc

Planet profile

Orbit and physical properties

Orbital period: 3,280 days
Semi-major axis: 4.158 AU
Eccentricity: 0.058
Radius: 13.7 Earth radii
Mass: 376.944491 Earth masses
Mass provenance: Mass
Density: 0.806 g/cm³
Equilibrium temperature: 119.21 K
Insolation: 0.0349 Earth flux

Host system

Star and system properties

Host star: HD 154345
Stars in system: 1
Known planets in system: 1
Spectral type: G8
Stellar temperature: 5,468 K
Stellar radius: 0.85 R☉
Stellar mass: 0.89 M☉
Stellar metallicity: -0.105 dex
Stellar age: 9.527 Gyr
Distance: 18.284 parsecs
Right ascension: 17h02m36.59s
Declination: +47d05m08.00s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,006
Publication date: 2007-03
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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