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HD 147873 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 147873 b

Confirmed exoplanet · Gas Giant

HD 147873 b

Orbiting HD 147873

Discovered in 2016 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 147873 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Radial Velocity
Radius: 12.8 R⊕
Mass: 1,633.6462 M⊕
Orbit: 116.596 days
Distance: 109.055 pc

Planet profile

Orbit and physical properties

Orbital period: 116.596 days
Semi-major axis: 0.522 AU
Eccentricity: 0.207
Radius: 12.8 Earth radii
Mass: 1,633.6462 Earth masses
Mass provenance: Msini
Density: 4.28 g/cm³
Equilibrium temperature: 603.16 K
Insolation: 21.9829 Earth flux

Host system

Star and system properties

Host star: HD 147873
Stars in system: 2
Known planets in system: 2
Spectral type: G1 V
Stellar temperature: 5,972 K
Stellar radius: 2.29 R☉
Stellar mass: 1.38 M☉
Stellar metallicity: 0.03 dex
Stellar age: 4 Gyr
Distance: 109.055 parsecs
Right ascension: 16h25m45.13s
Declination: -33d34m02.00s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,016
Publication date: 2017-04
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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