Planet KELT-22A b

Name KELT-22A b
Planet Status Confirmed
Discovered in 2018
Mass 3.47 ( -0.14 +0.15 ) MJ
Mass*sin(i)
Semi-Major Axis 0.02508 ( -0.00032 +0.00034 ) AU
Orbital Period 1.3866529 (± 2.7e-06) day
Eccentricity
ω
Tperi
Radius 1.285 ( -0.071 +0.12 ) RJ
Inclination
Update 2019-03-03
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 592.0 (± 20.0) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

KELT-22A
Name KELT-22A
Distance 217.9 (± 29.0) pc
Spectral type G2V
Apparent magnitude V 11.1
Mass 1.092 ( -0.041 +0.045 ) MSun
Age 2.6 ( -1.1 +2.4 ) Gyr
Effective temperature 5767.0 ( -49.0 +50.0 ) K
Radius 1.099 ( -0.046 +0.079 ) RSun
Metallicity [Fe/H] 0.259 ( -0.083 +0.085 )
Detected Disc
Magnetic Field
RA2000 23:36:40.3
Dec2000 -34:36:40
Alternate Names 2MASS J23364036-3436404, TYC 7518-468-1
Planetary system 1 planet

More data


Related publications

KELT-22Ab: A Massive Hot Jupiter Transiting a Near Solar Twin
2018 LABADIE-BARTZ J., RODRIGUEZ J., STASSUN K., CIARDI D., JOHNSON M. et al.
ApJ
arxiv