Planet HD 143761 c

Name HD 143761 c
Planet Status Confirmed
Discovered in 2016
Mass 0.079 (± 0.0063) MJ
Mass*sin(i) 0.079 (± 0.0063) MJ
Semi-Major Axis 0.4123 (± 0.0047) AU
Orbital Period 102.54 (± 0.17) JD
Eccentricity 0.05 ( -0.037 +0.061 )
ω 190.0 ( -140.0 +110.0 ) deg
Tperi
Radius
Inclination
Update 2016-07-11
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Molecules
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 3.74 (± 0.28) m/s
Calculated temperature 448.1 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 143761
Name HD 143761
Distance 17.236 (± 0.024) pc
Spectral type G0V
Apparent magnitude V 5.4
Mass 0.889 (± 0.03) MSun
Age
Effective temperature 5627.0 (± 54.0) K
Radius 1.362 (± 0.026) RSun
Metallicity [Fe/H] -0.31 (± 0.05)
Detected Disc
Magnetic Field
RA2000 16:01:03.0
Dec2000 +33:18:13
Alternate Names
Planetary system
2 planets

Related publications

Three Temperate Neptunes Orbiting Nearby Stars
2016 FULTON B., HOWARD A., WEISS L., SINUKOFF E., PETIGUA E. et al.
ApJ, submitted
arxiv