GJ 180 c
Orbiting GJ 180
GJ 180 c is an exoplanet orbiting the star GJ 180, discovered in 2014 using the Radial Velocity method.
Minimum Mass (M sin i)
6.40
Earth masses
Orbital Period
24.3
days
Distance
11.9
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
6.40
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Tuomi et al. 2014
Orbital Period
24.329+0.052−0.066days
Semi-Major Axis
0.1290+0.0070−0.0170au
M sin(i) (Earth masses)
6.40+3.70−4.10
M sin(i) (Jupiter masses)
0.0201+0.0116−0.0129
Eccentricity
0.0900+0.2000−0.0900
Argument of Periastron
230.0deg
Radial Velocity Semi-Amplitude
2.31+1.49−1.39m/s
Distance from Earth
11.9 pc (~39 ly)
Spectral Type
M2 V
Temperature
3371 K
Mass (Solar)
0.43 M☉
Radius (Solar)
Unknown
Luminosity
-1.89 log L☉
Planets in System
3
Stars in System
1
Coordinates (RA, Dec)
73.4601°, -17.7762°
Discovery Method
Radial Velocity
Discovery Year
2014
Source ID: GJ 180 c
GJ 180 c orbits GJ 180 and was reported in 2014 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 6.4 Earth masses (M sin i) and an orbital period of 24.33 days.
Catalog data places the system at about 11.9 parsecs from Earth, a host star classified as M2 V, and 3 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open GJ 180