Planet gamma Lib b

Name gamma Lib b
Planet Status Confirmed
Discovered in 2018
Mass 1.029 (± 0.087) MJ
Mass*sin(i) 1.029 (± 0.087) MJ
Semi-Major Axis 1.2397 (± 0.0007) AU
Orbital Period 415.2 (± 1.9) day
Eccentricity 0.25 ( -0.031 +0.02 )
ω 219.1 ( -10.9 +6.6 ) deg
Tperi 2450047.0 ( -16.0 +14.0 ) JD
Radius
Inclination
Update 2018-04-16
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 22.0 (± 2.2) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

gamma Lib
Name gamma Lib
Distance 50.2 (± 0.4) pc
Spectral type K0III
Apparent magnitude V 3.0
Mass 1.47 (± 0.2) MSun
Age 2.8 ( -2.0 +5.0 ) Gyr
Effective temperature 4822.0 (± 15.0) K
Radius 11.1 ( -0.3 +1.0 ) RSun
Metallicity [Fe/H] -0.3 (± 0.03)
Detected Disc
Magnetic Field
RA2000 15:35:32.0
Dec2000 -14:47:22
Alternate Names
Planetary system
2 planets

More data


Related publications

Planets around the evolved stars 24 Booties and γ Libra: A 30d-period planet and a double giant-planet system in possible 7:3 MMR
2018 TAKARADA T., SATO B., OMIYA M., HARAKAWA H., NAGASAWA M. et al.
PASJ, 70, 59
arxiv   paper