K2-19 b
Orbiting K2-19
K2-19 b is an exoplanet orbiting the star K2-19, discovered in 2015 using the Transit method. It is a Neptune-sized world.
Radius
7.00
Earth radii
Mass
30.80
Earth masses
Orbital Period
7.9
days
Distance
289.8
parsecs
Radius (Earth radii)
7.00
Mass (Earth masses)
30.80
Measured
Equilibrium Temperature
Unknown
Parameter source: Entrican et al. 2026
Orbital Period
7.919+0.000−0.000days
Planet Mass (Earth masses)
30.80+2.50−0.90
Planet Mass (Jupiter masses)
0.0969+0.0079−0.0028
Eccentricity
0.1000+0.0800−0.0600
Distance from Earth
289.8 pc (~945 ly)
Spectral Type
Unknown
Temperature
5322 K
Mass (Solar)
0.88 M☉
Radius (Solar)
0.82 R☉
Luminosity
Unknown
Planets in System
3
Stars in System
1
Coordinates (RA, Dec)
174.9603°, 0.6036°
Discovery Method
Transit
Discovery Year
2015
Source ID: K2-19 b
K2-19 b orbits K2-19 and was reported in 2015 and was detected with the Transit method.
Published measurements list a radius of 7 Earth radii, a mass of 30.8 Earth masses, and an orbital period of 7.92 days.
Catalog data places the system at about 289.8 parsecs from Earth and 3 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open K2-19