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HD 181433 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 181433 d

Confirmed exoplanet · Gas Giant

HD 181433 d

Orbiting HD 181433

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 181433 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,008
Method: Radial Velocity
Radius: 13.2 R⊕
Mass: 858.136699 M⊕
Orbit: 6,896.1 days
Distance: 26.8762 pc

Planet profile

Orbit and physical properties

Orbital period: 6,896.1 days
Semi-major axis: 6.74 AU
Eccentricity: 0.444
Radius: 13.2 Earth radii
Mass: 858.136699 Earth masses
Mass provenance: Mass
Density: 2.05 g/cm³
Equilibrium temperature: 81.19 K
Insolation: 0.0077 Earth flux

Host system

Star and system properties

Host star: HD 181433
Stars in system: 1
Known planets in system: 3
Spectral type: K3 IV
Stellar temperature: 4,918 K
Stellar radius: 0.79 R☉
Stellar mass: 0.86 M☉
Stellar metallicity: 0.4012 dex
Stellar age: 6.7 Gyr
Distance: 26.8762 parsecs
Right ascension: 19h25m08.97s
Declination: -66d28m04.02s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,008
Publication date: 2009-03
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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