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HD 52265 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 52265 b

Confirmed exoplanet · Gas Giant

HD 52265 b

Orbiting HD 52265

Discovered in 2000 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 52265 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,000
Method: Radial Velocity
Radius: 13.7 R⊕
Mass: 384.5743 M⊕
Orbit: 119.27 days
Distance: 29.9803 pc

Planet profile

Orbit and physical properties

Orbital period: 119.27 days
Semi-major axis: 0.52 AU
Eccentricity: 0.27
Radius: 13.7 Earth radii
Mass: 384.5743 Earth masses
Mass provenance: Msini
Density: 0.822 g/cm³
Equilibrium temperature: 405 K
Insolation: 7.3281 Earth flux

Host system

Star and system properties

Host star: HD 52265
Stars in system: 1
Known planets in system: 1
Spectral type: G0V
Stellar temperature: 6,136 K
Stellar radius: 1.32 R☉
Stellar mass: 1.204 M☉
Stellar metallicity: 0.21 dex
Stellar age: 3.5 Gyr
Distance: 29.9803 parsecs
Right ascension: 07h00m17.91s
Declination: -05d22m00.53s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,000
Publication date: 2000-12
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 52265 b.

Generic gas giant catalog artwork; not a direct image of HD 52265 b — Apex Andromeda catalog artwork