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7 CMa b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/7 CMa b

Confirmed exoplanet · Gas Giant

7 CMa b

Orbiting 7 CMa

Discovered in 2011 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 7 CMa b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Radial Velocity
Radius: 13.4 R⊕
Mass: 587.9855 M⊕
Orbit: 735.1 days
Distance: 19.8101 pc

Planet profile

Orbit and physical properties

Orbital period: 735.1 days
Semi-major axis: 1.758 AU
Eccentricity: 0.06
Radius: 13.4 Earth radii
Mass: 587.9855 Earth masses
Mass provenance: Msin(i)/sin(i)
Density: 1.34 g/cm³
Equilibrium temperature: 387.33 K
Insolation: 3.7372 Earth flux

Host system

Star and system properties

Host star: 7 CMa
Stars in system: 1
Known planets in system: 2
Spectral type: K1III(+M)
Stellar temperature: 4,826 K
Stellar radius: 4.87 R☉
Stellar mass: 1.34 M☉
Stellar metallicity: 0.21 dex
Stellar age: 4.3 Gyr
Distance: 19.8101 parsecs
Right ascension: 06h36m41.11s
Declination: -19d15m22.25s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,011
Publication date: 2011-12
Discovery locale: Ground
Facility: Anglo-Australian Telescope
Telescope: 3.9 m Anglo-Australian Telescope
Instrument: UCLES Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from 7 CMa b.

Generic gas giant catalog artwork; not a direct image of 7 CMa b — Apex Andromeda catalog artwork