Exoplanet

GJ 667 C g

Orbiting GJ 667 C

Overview

GJ 667 C g is an exoplanet orbiting the star GJ 667 C, discovered in 2013 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

4.60

Earth masses

0500 M⊕

Orbital Period

256.2

days

0.1d10,000d

Distance

7.2

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Minimum Mass, M sin(i) (Earth masses)

4.60

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Anglada-Escude et al. 2013

Orbital Period

256.200+13.8007.900days

Semi-Major Axis

0.5490+0.05200.0580au

M sin(i) (Earth masses)

4.60+2.602.30

M sin(i) (Jupiter masses)

0.0140+0.00800.0070

Eccentricity

0.0800+0.41000.0800

Argument of Periastron

51.6+308.451.6deg

Radial Velocity Semi-Amplitude

0.95+0.480.44m/s

Distance from Earth

7.2 pc (~24 ly)

Spectral Type

M1.5 V

Temperature

3350 K

Mass (Solar)

0.33 M☉

Radius (Solar)

Unknown

Luminosity

-1.86 log L☉

Planets in System

5

Stars in System

3

Coordinates (RA, Dec)

259.7511°, -34.9978°

Discovery Method

Radial Velocity

Discovery Year

2013

Data Sources

Source ID: GJ 667 C g

System Context

GJ 667 C g orbits GJ 667 C and was reported in 2013 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 4.6 Earth masses (M sin i) and an orbital period of 256.2 days.

Catalog data places the system at about 7.2 parsecs from Earth, a host star classified as M1.5 V, and 5 known planets in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open GJ 667 C

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