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HD 141937 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 141937 b

Confirmed exoplanet · Gas Giant

HD 141937 b

Orbiting HD 141937

Discovered in 2002 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 141937 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,002
Method: Radial Velocity
Radius: 12.4 R⊕
Mass: 3,591.460999 M⊕
Orbit: 662.37 days
Distance: 33.3622 pc

Planet profile

Orbit and physical properties

Orbital period: 662.37 days
Semi-major axis: 1.54 AU
Eccentricity: 0.46
Radius: 12.4 Earth radii
Mass: 3,591.460999 Earth masses
Mass provenance: Mass
Density: 10.4 g/cm³
Equilibrium temperature: 231.49 K
Insolation: 0.4436 Earth flux

Host system

Star and system properties

Host star: HD 141937
Stars in system: 1
Known planets in system: 1
Spectral type: G1 V
Stellar temperature: 5,870 K
Stellar radius: 1.03 R☉
Stellar mass: 1.09 M☉
Stellar metallicity: 0.12 dex
Stellar age: 2.32 Gyr
Distance: 33.3622 parsecs
Right ascension: 15h52m17.65s
Declination: -18d26m09.50s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,002
Publication date: 2002-07
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 1.2 m Leonhard Euler Telescope
Instrument: CORALIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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