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55 Cnc f | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/55 Cnc f

Confirmed exoplanet · Gas Giant

55 Cnc f

Orbiting 55 Cnc

Discovered in 2007 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 55 Cnc f — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,007
Method: Radial Velocity
Radius: 7.59 R⊕
Mass: 44.812 M⊕
Orbit: 260.58 days
Distance: 12.5855 pc

Planet profile

Orbit and physical properties

Orbital period: 260.58 days
Semi-major axis: 0.802 AU
Eccentricity: 0.063
Radius: 7.59 Earth radii
Mass: 44.812 Earth masses
Mass provenance: Mass
Density: 0.563 g/cm³
Equilibrium temperature: 277.07 K
Insolation: 0.9879 Earth flux

Host system

Star and system properties

Host star: 55 Cnc
Stars in system: 2
Known planets in system: 7
Spectral type: G8 V
Stellar temperature: 5,198 K
Stellar radius: 0.98 R☉
Stellar mass: 1.015 M☉
Stellar metallicity: 0.39 dex
Stellar age: 10 Gyr
Distance: 12.5855 parsecs
Right ascension: 08h52m35.24s
Declination: +28d19m47.34s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,007
Publication date: 2008-03
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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