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HIP 12961 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 12961 b

Confirmed exoplanet · Gas Giant

HIP 12961 b

Orbiting HIP 12961

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 HIP 12961 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 13.2 R⊕
Mass: 114.4188 M⊕
Orbit: 57.435 days
Distance: 23.371 pc

Planet profile

Orbit and physical properties

Orbital period: 57.435 days
Semi-major axis: 0.25 AU
Eccentricity: 0.17
Radius: 13.2 Earth radii
Mass: 114.4188 Earth masses
Mass provenance: Msini
Density: 0.273 g/cm³
Equilibrium temperature: 303.32 K
Insolation: 1.5889 Earth flux

Host system

Star and system properties

Host star: HIP 12961
Stars in system: 1
Known planets in system: 1
Spectral type: M0
Stellar temperature: 3,901 K
Stellar radius: 0.65 R☉
Stellar mass: 0.69 M☉
Stellar metallicity: -0.14 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 23.371 parsecs
Right ascension: 02h46m43.22s
Declination: -23d05m09.62s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2011-02
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HIP 12961 b.

Generic gas giant catalog artwork; not a direct image of HIP 12961 b — Apex Andromeda catalog artwork