Planet WASP-148 b

Name WASP-148 b
Planet Status Confirmed
Discovered in 2020
Mass 0.29 (± 0.025) MJ
Mass*sin(i)
Semi-Major Axis 0.0845 (± 0.0022) AU
Orbital Period 8.80381 (± 4.3e-05) day
Eccentricity 0.22 (± 0.063)
ω 59.0 (± 20.0) deg
Tperi
Radius 0.72 (± 0.055) RJ
Inclination 89.8 (± 0.27) deg
Update 2020-05-01
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457957.4877 (± 0.0059) JD
Secondary transit
λ
Impact Parameter b 0.046 (± 0.066)
Time Vr=0
Velocity Semiamplitude K 28.7 (± 2.0) m/s
Calculated temperature 940.0 (± 80.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

WASP-148
Name WASP-148
Distance 248.1 (± 1.6) pc
Spectral type
Apparent magnitude V 12.0
Mass 1.0 (± 0.08) MSun
Age
Effective temperature 5460.0 (± 130.0) K
Radius 1.03 (± 0.2) RSun
Metallicity [Fe/H] 0.11 (± 0.08)
Detected Disc
Magnetic Field
RA2000 16:56:31.0
Dec2000 +44:18:09
Alternate Names
Planetary system
2 planets

More data


Related publications

Discovery and characterization of the exoplanets WASP-148b and c. A transiting system with two interacting giant planets
2020 HEBRARD G., DIAZ R., CORREIA A., COLLIER CAMERONA., LASKAR J. et al.
Astron. & Astrophys., 640, A32
paper  arxiv

A Newtonian model for the WASP-148 exoplanetary system enhanced with TESS and ground-based photometric observations
2020 MACIEJEWSKI G., FERNANDEZ M., SOTA A. & SEGURA A.
Acta Astron., accepted
arxiv