GJ 357
M-type star
Also known as: HIP 47103, TIC 413248763, Gaia DR2 5664814198431308288, Gaia DR3 5664814198431308288
GJ 357 is a host star of spectral class M with 3 known exoplanets. It is located approximately 31 light-years from Earth.
Planets
3
Spectral Class
M
Distance
9.4
pc
Temperature
3505
K
V Magnitude
10.91
Spectral Type
M2.5 V
Temperature
3505 K
Mass (Solar)
0.34 M☉
Radius (Solar)
0.34 R☉
Luminosity
-1.80 log L☉
Metallicity [Fe/H]
-0.12
Age
Unknown
Known Planets
3
Stars in System
1
Planets (NASA)
3
Distance
9.4 pc (~31 ly)
V Magnitude
10.91
K Magnitude
6.47
Coordinates (RA, Dec)
144.0075°, -21.6651°
GJ 357
Radius
1.20Earth radii
Mass (est.)
1.87Earth masses
Orbital Period
3.9days
Distance
9.4parsecs
Discovered 2019
GJ 357
Minimum Mass (M sin i)
3.40Earth masses
Orbital Period
9.1days
Distance
9.4parsecs
Equilibrium Temp
401K
Discovered 2019
GJ 357
Minimum Mass (M sin i)
6.10Earth masses
Orbital Period
55.7days
Distance
9.4parsecs
Equilibrium Temp
220K
Discovered 2019
Source ID: GJ 357