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Planets/Exoplanets/bet UMi b

Confirmed exoplanet · Gas Giant

bet UMi b

Orbiting bet UMi

Discovered in 2014 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 bet UMi b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Radial Velocity
Radius: 12.7 R⊕
Mass: 1,938.7 M⊕
Orbit: 522.3 days
Distance: 38.77472 pc

Planet profile

Orbit and physical properties

Orbital period: 522.3 days
Semi-major axis: 1.4 AU
Eccentricity: 0.19
Radius: 12.7 Earth radii
Mass: 1,938.7 Earth masses
Mass provenance: Msini
Density: 5.2 g/cm³
Equilibrium temperature: 1,040.63 K
Insolation: 273.9958 Earth flux

Host system

Star and system properties

Host star: bet UMi
Stars in system: 1
Known planets in system: 1
Spectral type: K4 III
Stellar temperature: 4,126 K
Stellar radius: 38.3 R☉
Stellar mass: 1.4 M☉
Stellar metallicity: -0.27 dex
Stellar age: 2.95 Gyr
Distance: 38.77472 parsecs
Right ascension: 14h50m42.36s
Declination: +74d09m19.97s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,014
Publication date: 2014-06
Discovery locale: Ground
Facility: Bohyunsan Optical Astronomical Observatory
Telescope: 1.8 m Telescope
Instrument: BOES Echelle Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from bet UMi b.

Generic gas giant catalog artwork; not a direct image of bet UMi b — Apex Andromeda catalog artwork