Planet WASP-128 b

Name WASP-128 b
Planet Status Confirmed
Discovered in 2018
Mass 37.19 ( -0.85 +0.83 ) MJ
Mass*sin(i)
Semi-Major Axis 0.0359 ( -0.0004 +0.00038 ) AU
Orbital Period 2.208524 ( -2e-05 +2.1e-05 ) day
Eccentricity 0.0 ( -0.0 +0.007 )
ω
Tperi
Radius 0.937 ( -0.18 +0.22 ) RJ
Inclination 89.1 ( -0.91 +0.63 ) deg
Update 2018-07-20
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2456720.68369 (± 0.00019) JD
Secondary transit
λ
Impact Parameter b 0.11 ( -0.07 +0.1 )
Time Vr=0
Velocity Semiamplitude K 5272.0 (± 16.0) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

WASP-128
Name WASP-128
Distance 422.0 (± 6.0) pc
Spectral type G0V
Apparent magnitude V 12.5
Mass 1.155 (± 0.039) MSun
Age 2.2 (± 0.9) Gyr
Effective temperature 5950.0 (± 50.0) K
Radius 1.152 ( -0.016 +0.021 ) RSun
Metallicity [Fe/H] 0.01 (± 0.12)
Detected Disc
Magnetic Field
RA2000 11:31:26.1
Dec2000 -41:41:22
Alternate Names 2MASS J11312609-4141222
Planetary system 1 planet

More data


Related publications

WASP-128b: a transiting brown dwarf in the dynamical-tide regime
2018 HODŽIĆ, V., TRIAUD, A., ANDERSON, D., BOUCHY, F., COLLIER CAMERON, A. et al.
MNRAS, 481, 5091
paper  arxiv  ADS