Planet KELT-23A b

Name KELT-23A b
Planet Status Confirmed
Discovered in 2019
Mass 0.938 ( -0.044 +0.048 ) MJ
Mass*sin(i)
Semi-Major Axis 0.03302 (± 0.00068) AU
Orbital Period 2.255251 (± 0.00012) day
Eccentricity
ω
Tperi
Radius 1.323 (± 0.025) RJ
Inclination 85.37 (± 0.31) deg
Update 2019-10-05
Detection Method Primary Transit
Mass Detection Method Spectrum
Radius Detection Method Primary Transit
Primary transit
Secondary transit
λ
Impact Parameter b 0.576 ( -0.027 +0.024 )
Time Vr=0
Velocity Semiamplitude K 150.6 (± 4.4) m/s
Calculated temperature 1561.0 (± 20.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

KELT-23A
Name KELT-23A
Distance 125.42 (± 0.35) pc
Spectral type
Apparent magnitude V 10.4
Mass 0.942 ( -0.054 +0.06 ) MSun +
Age 6.4 ( -3.2 +3.5 ) Gyr +
Effective temperature 5899.0 (± 49.0) K +
Radius 0.996 (± 0.015) RSun +
Metallicity [Fe/H] -0.105 (± 0.078) +
Detected Disc
Magnetic Field
RA2000 15:28:35.0
Dec2000 +66:21:32
Alternate Names BD+66 911
Planetary system 1 planet

More data


Related publications

KELT-23A b: A Hot Jupiter Transiting a Near-Solar Twin Close to the TESS and JWST Continuous Viewing Zones
2019 JOHNS D., REED Ph., RODRIGUEZ J., PEPPER J., STASSUN K. et al.
Astron. J., 158, 78
paper  arxiv