Planet DS Tuc A b

Name DS Tuc A b
Planet Status Confirmed
Discovered in 2019
Mass 0.088 ( -0.041 +0.11 ) MJ
Mass*sin(i)
Semi-Major Axis 0.0795 (± 0.003) AU +
Orbital Period 8.138268 (± 1e-05) day +
Eccentricity
ω
Tperi
Radius 0.5085 (± 0.0152) RJ +
Inclination 89.5 ( -0.34 +0.41 ) deg
Update 2019-06-27
Detection Method Primary Transit
Mass Detection Method Theoretical
Radius Detection Method Primary Transit
Primary transit 2458832.30997 (± 0.00026) JD +
Secondary transit
λ
Impact Parameter b 0.4 ( -0.08 +0.07 )
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names TIC 4102214986 b, HD 222259 A b

Star

DS Tuc A
Name DS Tuc A
Distance 44.12 (± 0.06) pc
Spectral type G6V
Apparent magnitude V 9.0
Mass 0.959 (± 0.031) MSun
Age 0.04 (± 5.0) Gyr +
Effective temperature 5597.0 ( -59.0 +28.0 ) K
Radius 0.872 (± 0.027) RSun
Metallicity [Fe/H] -0.08 (± 0.06)
Detected Disc
Magnetic Field
RA2000 23:39:40.0
Dec2000 -69:11:45
Alternate Names
Planetary system 1 planet

More data


Related publications

A possibly inflated planet around the bright, young star DS Tuc A
2019 BENATTI S., NARDIELLO D., MALAVOLTA L., DESIDERA S., BORSATO L. et al.
Astron. & Astrophys., submitted
arxiv  

TESS Hunt for Young and Maturing Exoplanets (THYME): A planet in the 45 Myr Tucana-Horologium association
2019 NEWTON E., MANN A., TOFFLEMIRE B., PEARCE L., RIZZUTO A. et al.
ApJ. Letters, 880, L17
paper  arxiv