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HD 113538 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 113538 c

Confirmed exoplanet · Gas Giant

HD 113538 c

Orbiting HD 113538

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 113538 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 13.8 R⊕
Mass: 295.57 M⊕
Orbit: 1,818 days
Distance: 16.2817 pc

Planet profile

Orbit and physical properties

Orbital period: 1,818 days
Semi-major axis: 2.44 AU
Eccentricity: 0.2
Radius: 13.8 Earth radii
Mass: 295.57 Earth masses
Mass provenance: Msini
Density: 0.618 g/cm³
Equilibrium temperature: 100.28 K
Insolation: 0.0151 Earth flux

Host system

Star and system properties

Host star: HD 113538
Stars in system: 1
Known planets in system: 2
Spectral type: K9 V
Stellar temperature: 4,462 K
Stellar radius: 0.53 R☉
Stellar mass: 0.585 M☉
Stellar metallicity: -0.24 dex
Stellar age: 4.3 Gyr
Distance: 16.2817 parsecs
Right ascension: 13h04m56.14s
Declination: -52d26m46.86s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2011-03
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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