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HD 86226 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 86226 b

Confirmed exoplanet · Gas Giant

HD 86226 b

Orbiting HD 86226

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 86226 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,009
Method: Radial Velocity
Radius: 14.3 R⊕
Mass: 143.0235 M⊕
Orbit: 1,628 days
Distance: 45.683 pc

Planet profile

Orbit and physical properties

Orbital period: 1,628 days
Semi-major axis: 2.73 AU
Eccentricity: 0.059
Radius: 14.3 Earth radii
Mass: 143.0235 Earth masses
Mass provenance: Mass
Density: 0.269 g/cm³
Equilibrium temperature: 176 K
Insolation: 0.1583 Earth flux

Host system

Star and system properties

Host star: HD 86226
Stars in system: 1
Known planets in system: 2
Spectral type: G1 V
Stellar temperature: 5,863 K
Stellar radius: 1.053 R☉
Stellar mass: 1.019 M☉
Stellar metallicity: 0.018 dex
Stellar age: 4.6 Gyr
Distance: 45.683 parsecs
Right ascension: 09h56m29.64s
Declination: -24d05m57.07s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,009
Publication date: 2010-03
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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