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HD 143361 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 143361 b

Confirmed exoplanet · Gas Giant

HD 143361 b

Orbiting HD 143361

Discovered in 2008 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 143361 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,008
Method: Radial Velocity
Radius: 12.9 R⊕
Mass: 1,382.55357 M⊕
Orbit: 1,039.15 days
Distance: 68.5146 pc

Planet profile

Orbit and physical properties

Orbital period: 1,039.15 days
Semi-major axis: 1.988 AU
Eccentricity: 0.197
Radius: 12.9 Earth radii
Mass: 1,382.55357 Earth masses
Mass provenance: Mass
Density: 3.54 g/cm³
Equilibrium temperature: 180.26 K
Insolation: 0.205 Earth flux

Host system

Star and system properties

Host star: HD 143361
Stars in system: 1
Known planets in system: 1
Spectral type: G6 V
Stellar temperature: 5,507 K
Stellar radius: 0.916 R☉
Stellar mass: 0.968 M☉
Stellar metallicity: 0.14 dex
Stellar age: 2.942 Gyr
Distance: 68.5146 parsecs
Right ascension: 16h01m50.12s
Declination: -44d26m06.21s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,008
Publication date: 2009-03
Discovery locale: Ground
Facility: Las Campanas Observatory
Telescope: 6.5 m Magellan II Clay Telescope
Instrument: MIKE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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