K2-251 b
Orbiting K2-251
K2-251 b is an exoplanet orbiting the star K2-251, discovered in 2018 using the Transit method. It is a Super-Earth world.
Radius
2.35
Earth radii
Mass (est.)
6.52
Earth masses
Orbital Period
9.3
days
Distance
147.0
parsecs
Equilibrium Temp
437
K
Radius (Earth radii)
2.35
Mass (Earth masses)
6.52
Estimated
Equilibrium Temperature
437 K
Orbital Period
9.30 days
Distance from Earth
147.0 pc (~480 ly)
Spectral Type
Unknown
Temperature
3717 K
Mass (Solar)
0.52 M☉
Radius (Solar)
0.49 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
190.6892°, -8.5360°
Discovery Method
Transit
Discovery Year
2018
Source ID: K2-251 b
K2-251 b orbits K2-251 and was reported in 2018 and was detected with the Transit method.
Published measurements list a radius of 2.35 Earth radii, a mass of 6.52 Earth masses (estimated), an orbital period of 9.3 days, and an equilibrium temperature near 437 K.
Catalog data places the system at about 147 parsecs from Earth and 1 known planet in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open K2-251