Planet K2-99 b

Name K2-99 b
Planet Status Confirmed
Discovered in 2016
Mass 0.97 ( -0.09 +0.09 ) MJ
Mass*sin(i)
Semi-Major Axis 0.159 (± 0.006) AU
Orbital Period 18.249 (± 0.001) day
Eccentricity 0.19 (± 0.04)
ω
Tperi
Radius 1.29 ( -0.05 +0.05 ) RJ
Inclination 87.7 (± 0.3) deg
Update 2016-11-09
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457233.823 (± 0.003) JD
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 56.4 (± 4.0) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names TYC 4974-871 b

Star

K2-99
Name K2-99
Distance 604.0 ( -14.0 +24.0 ) pc
Spectral type G0 IV
Apparent magnitude V 11.149
Mass 1.6 ( -0.1 +0.14 ) MSun
Age 2.4 ( -0.6 +0.2 ) Gyr
Effective temperature 5990.0 (± 40.0) K
Radius 3.1 (± 0.1) RSun
Metallicity [Fe/H] 0.2 (± 0.05)
Detected Disc
Magnetic Field
RA2000 13:55:05.7
Dec2000 -05:26:33
Alternate Names EPIC 212803289, TYC 4974-871, 2MASS J13550570-0526330
Planetary system 1 planet

More data


Related publications

K2-99: a subgiant hosting a transiting warm Jupiter in an eccentric orbit and a long-period companion
2017 SMITH, A., GANDOLFI, D., BARRAGÁN, O. & 29 additional authors
MNRAS, 464, 2708
arxiv  paper   ADS