Planet HD 11231 b

Name HD 11231 b
Planet Status Confirmed
Discovered in 2019
Mass
Mass*sin(i) 0.434 ( -0.047 +0.041 ) MJ
Semi-Major Axis 0.0664 (± 0.005) AU
Orbital Period 5.2049 (± 0.002) day
Eccentricity 0.083 ( -0.083 +0.0 )
ω
Tperi 2457286.78871 JD
Radius
Inclination
Update 2019-12-26
Detection Method Radial Velocity
Mass Detection Method Spectrum
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 39.99 (± 4.2) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names DMPP-2 b

Star

HD 11231
Name HD 11231
Distance 134.0 (± 4.0) pc
Spectral type F5V
Apparent magnitude V 8.6
Mass 1.44 (± 0.03) MSun
Age 2.0 (± 0.3) Gyr
Effective temperature 6500.0 (± 100.0) K
Radius 1.78 (± 0.09) RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 01:49:38.0
Dec2000 -34:27:33
Alternate Names
Planetary system 1 planet

More data


Related publications

Dispersed Matter Planet Project Discoveries of Ablating Planets Orbiting Nearby Bright Stars
2019 HASWELL C., STAAB D., BARNES J., ANGLADA-ESCUDE G., FOSSATI L. et al.
Nature Astronomy, in press
paper  arxiv