Planet K2-216 b

Name K2-216 b
Planet Status Confirmed
Discovered in 2018
Mass 0.0249 (± 0.005) MJ
Mass*sin(i)
Semi-Major Axis 0.028 ( -0.007 +0.004 ) AU
Orbital Period 2.17479 (± 5e-05) day
Eccentricity 0.0
ω
Tperi
Radius 0.161 (± 0.018) RJ
Inclination 87.1 ( -3.8 +2.1 ) deg
Update 2018-05-15
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457394.04186 (± 0.00094) JD
Secondary transit
λ
Impact Parameter b 0.43 (± 0.31)
Time Vr=0
Velocity Semiamplitude K 5.0 (± 1.0) m/s
Calculated temperature 1103.0 ( -64.0 +163.0 ) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

K2-216
Name K2-216
Distance 115.8 (± 0.7) pc
Spectral type K5V
Apparent magnitude V 12.48
Mass 0.7 (± 0.03) MSun
Age
Effective temperature 4503.0 (± 140.0) K
Radius 0.72 (± 0.05) RSun
Metallicity [Fe/H] 0.0
Detected Disc
Magnetic Field
RA2000 00:45:55.0
Dec2000 +06:20:49
Alternate Names
Planetary system 1 planet

More data


Related publications

An 8 Mearth super-Earth in a 2.2 day orbit around the K5V star K2-216
2018 PERSSON C., FRIDLUND M., BARRAGAN O., DAI F., GANDOLFI D. et al.
Astron. & Astrophys., submitted
arxiv