Planet KELT-20 b

Detailed information about planet KELT-20 b and its parameters.

Planet

Name
KELT-20 b
Planet Status
Confirmed
Discovered in
2017
Update
2024-05-07
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
86.2 ( ± 0.1 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
2230.0 ( +60.0 -70.0 ) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
HD 185603 b, MASCARA-2 b, KELT-20 b/MASCARA-2 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference
Ca+
Measurements Detected 2019 - CASASAYAS-BARRIS N.
CO
Measurements Detected 2022 - FU G.
Cr II
Measurements Detected 2020 - HOEIJMAKERS H.
Fe
Measurements Detected 2024 - PETZ S.
Measurements Detected 2022 - YAN F.
Measurements Detected 2020 - HOEIJMAKERS H.
Fe+
Measurements Detected 2019 - CASASAYAS-BARRIS N.
Fe I
Measurements Detected 2022 - BORSA F.
Measurements Detected 2022 - YAN F.
Fe II
Measurements Detected 2022 - YAN F.
Measurements Detected 2022 - BELLO-ARUFE A.
Measurements Detected 2022 - BELLO-ARUFE A.
Measurements Detected 2022 - BORSA F.
H
Measurements Detected 2023 - FOSSATI L.
Measurements Detected 2019 - CASASAYAS-BARRIS N.
H2O
Measurements Detected 2022 - FU G.
Mg
Measurements Detected 2024 - PETZ S.
Measurements Detected 2020 - HOEIJMAKERS H.
Na
Measurements Detected 2020 - HOEIJMAKERS H.
Measurements Detected 2019 - CASASAYAS-BARRIS N.
NI
Measurements Detected 2024 - PETZ S.
Si
Measurements Detected 2024 - PETZ S.
Measurements Detected 2022 - CONT D.
Measurements Detected 2022 - CONT D.
TiO
Measurements Detected 2024 - PETZ S.

5-7-2017 : This object is simultaneously annouced as MASCARA-2 b by Talens et al. and as KELT-20 b by Lund et al.

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