K2-199 b
Orbiting K2-199
K2-199 b is an exoplanet orbiting the star K2-199, discovered in 2018 using the Transit method. It is a Super-Earth world.
Radius
1.73
Earth radii
Mass
6.90
Earth masses
Orbital Period
3.2
days
Distance
107.5
parsecs
Equilibrium Temp
913
K
Radius (Earth radii)
1.73
Mass (Earth masses)
6.90
Measured
Equilibrium Temperature
913 K
Parameter source: Akana Murphy et al. 2021
Orbital Period
3.225+0.000−0.000days
Semi-Major Axis
0.0382+0.0004−0.0004au
Planet Mass (Earth masses)
6.90+1.80−1.80
Planet Mass (Jupiter masses)
0.0217+0.0057−0.0057
Eccentricity
0.0200+0.0300−0.0200
Argument of Periastron
170.0+130.0−120.0deg
Radial Velocity Semi-Amplitude
3.80+1.00−1.00m/s
Distance from Earth
107.5 pc (~351 ly)
Spectral Type
Unknown
Temperature
4491 K
Mass (Solar)
0.71 M☉
Radius (Solar)
0.68 R☉
Luminosity
-0.73 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
208.9015°, -6.1361°
Discovery Method
Transit
Discovery Year
2018
Source ID: K2-199 b
K2-199 b orbits K2-199 and was reported in 2018 and was detected with the Transit method.
Published measurements list a radius of 1.73 Earth radii, a mass of 6.9 Earth masses, an orbital period of 3.23 days, and an equilibrium temperature near 913 K.
Catalog data places the system at about 107.5 parsecs from Earth and 2 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open K2-199More planets in this system