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HD 173416 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 173416 b

Confirmed exoplanet · Gas Giant

HD 173416 b

Orbiting HD 173416

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 173416 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,008
Method: Radial Velocity
Radius: 13.4 R⊕
Mass: 585.122097 M⊕
Orbit: 322.03 days
Distance: 132.184 pc

Planet profile

Orbit and physical properties

Orbital period: 322.03 days
Semi-major axis: 1.158 AU
Eccentricity: 0.208
Radius: 13.4 Earth radii
Mass: 585.122097 Earth masses
Mass provenance: Msini
Density: 1.34 g/cm³
Equilibrium temperature: 771.03 K
Insolation: 58.1544 Earth flux

Host system

Star and system properties

Host star: HD 173416
Stars in system: 1
Known planets in system: 1
Spectral type: G8
Stellar temperature: 4,683 K
Stellar radius: 13.5 R☉
Stellar mass: 2 M☉
Stellar metallicity: -0.22 dex
Stellar age: 1.73 Gyr
Distance: 132.184 parsecs
Right ascension: 18h43m36.14s
Declination: +36d33m24.69s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,008
Publication date: 2009-01
Discovery locale: Ground
Facility: Xinglong Station
Telescope: 2.16 m Telescope
Instrument: Coude Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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