Exoplanet
K2-9 b
Orbiting K2-9
Overview
K2-9 b is an exoplanet orbiting the star K2-9, discovered in 2015 using the Transit method. It is a Super-Earth world.
Key Measurements
Radius
2.25
Earth radii
015 R⊕
Mass (est.)
6.05
Earth masses
0500 M⊕
Orbital Period
18.4
days
0.1d10,000d
Distance
83.0
parsecs
Nearby10,000 pc
Equilibrium Temp
314
K
150 K3,500 K
Radius (Earth radii)
2.25
Mass (Earth masses)
6.05
Estimated
Equilibrium Temperature
314 K
Orbital Period
18.45 days
Distance from Earth
83.0 pc (~271 ly)
Spectral Type
M2.5 V
Temperature
3390 K
Mass (Solar)
0.30 M☉
Radius (Solar)
0.31 R☉
Luminosity
-1.92 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
176.2637°, 0.0054°
Discovery Method
Transit
Discovery Year
2015
Data Sources
Source ID: K2-9 b