Star
GJ 338 B
M-type star
Overview
GJ 338 B is a host star of spectral class M with 1 known exoplanet. It is located approximately 21 light-years from Earth.
Key Measurements
Planets
1
012+
Spectral Class
M
Distance
6.3
pc
Nearby10,000 pc
Temperature
4014
K
2,000 K40,000 K
V Magnitude
7.70
Spectral Type
M0 V
Temperature
4014 K
Mass (Solar)
0.64 M☉
Radius (Solar)
0.58 R☉
Luminosity
-1.10 log L☉
Metallicity [Fe/H]
-0.03
Age
4.0 Gyr
Known Planets
1
Stars in System
2
Planets (NASA)
1
Distance
6.3 pc (~21 ly)
V Magnitude
7.70
K Magnitude
4.14
Coordinates (RA, Dec)
138.5917°, 52.6835°
Planets in this System(1 known)
Data Sources
Source ID: GJ 338 B