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HD 2952 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 2952 b

Confirmed exoplanet · Gas Giant

HD 2952 b

Orbiting HD 2952

Discovered in 2013 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 2952 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,013
Method: Radial Velocity
Radius: 13.9 R⊕
Mass: 284.774253 M⊕
Orbit: 312.08 days
Distance: 110.103 pc

Planet profile

Orbit and physical properties

Orbital period: 312.08 days
Semi-major axis: 1.117 AU
Eccentricity: 0.269
Radius: 13.9 Earth radii
Mass: 284.774253 Earth masses
Mass provenance: Msini
Density: 0.583 g/cm³
Equilibrium temperature: 731.02 K
Insolation: 46.9588 Earth flux

Host system

Star and system properties

Host star: HD 2952
Stars in system: 1
Known planets in system: 1
Spectral type: K0 III
Stellar temperature: 4,853 K
Stellar radius: 10.9 R☉
Stellar mass: 1.91 M☉
Stellar metallicity: 0 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 110.103 parsecs
Right ascension: 00h33m10.52s
Declination: +54d53m41.34s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,013
Publication date: 2013-08
Discovery locale: Ground
Facility: Okayama Astrophysical Observatory
Telescope: 1.88 m Telescope
Instrument: HIDES Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 2952 b.

Generic gas giant catalog artwork; not a direct image of HD 2952 b — Apex Andromeda catalog artwork