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HD 43197 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 43197 b

Confirmed exoplanet · Gas Giant

HD 43197 b

Orbiting HD 43197

Discovered in 2010 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 43197 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 14.2 R⊕
Mass: 175.759109 M⊕
Orbit: 308.92072 days
Distance: 62.4112 pc

Planet profile

Orbit and physical properties

Orbital period: 308.92072 days
Semi-major axis: 0.882 AU
Eccentricity: 0.742
Radius: 14.2 Earth radii
Mass: 175.759109 Earth masses
Mass provenance: Msini
Density: 0.337 g/cm³
Equilibrium temperature: 282.81 K
Insolation: 0.9377 Earth flux

Host system

Star and system properties

Host star: HD 43197
Stars in system: 1
Known planets in system: 2
Spectral type: G8 V
Stellar temperature: 5,508 K
Stellar radius: 1 R☉
Stellar mass: 0.96 M☉
Stellar metallicity: 0.4 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 62.4112 parsecs
Right ascension: 06h13m35.84s
Declination: -29d53m49.89s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2010-11
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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