Exoplanet
K2-197 b
Orbiting K2-197
Overview
K2-197 b is an exoplanet orbiting the star K2-197, discovered in 2018 using the Transit method. It is a Mini-Neptune world.
Key Measurements
Radius
2.56
Earth radii
015 R⊕
Mass (est.)
7.54
Earth masses
0500 M⊕
Orbital Period
8.4
days
0.1d10,000d
Distance
247.6
parsecs
Nearby10,000 pc
Equilibrium Temp
848
K
150 K3,500 K
Radius (Earth radii)
2.56
Mass (Earth masses)
7.54
Estimated
Equilibrium Temperature
848 K
Orbital Period
8.36 days
Distance from Earth
247.6 pc (~808 ly)
Spectral Type
Unknown
Temperature
5667 K
Mass (Solar)
1.00 M☉
Radius (Solar)
0.93 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
202.3935°, -7.3740°
Discovery Method
Transit
Discovery Year
2018
Data Sources
Source ID: K2-197 b