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HD 156411 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 156411 b

Confirmed exoplanet · Gas Giant

HD 156411 b

Orbiting HD 156411

Discovered in 2009 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 156411 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,009
Method: Radial Velocity
Radius: 14 R⊕
Mass: 235.18 M⊕
Orbit: 842.2 days
Distance: 56.8655 pc

Planet profile

Orbit and physical properties

Orbital period: 842.2 days
Semi-major axis: 1.88 AU
Eccentricity: 0.22
Radius: 14 Earth radii
Mass: 235.18 Earth masses
Mass provenance: Msini
Density: 0.471 g/cm³
Equilibrium temperature: 304.95 K
Insolation: 1.5229 Earth flux

Host system

Star and system properties

Host star: HD 156411
Stars in system: 1
Known planets in system: 1
Spectral type: F8 IV/V
Stellar temperature: 5,900 K
Stellar radius: 2.16 R☉
Stellar mass: 1.25 M☉
Stellar metallicity: -0.12 dex
Stellar age: 4.28 Gyr
Distance: 56.8655 parsecs
Right ascension: 17h19m51.35s
Declination: -48d33m00.83s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,009
Publication date: 2010-11
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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