Planet GJ 3512 b

Name GJ 3512 b
Planet Status Confirmed
Discovered in 2019
Mass
Mass*sin(i) 0.463 (± 0.023) MJ
Semi-Major Axis 0.338 ( -0.0084 +0.008 ) AU
Orbital Period 203.59 (± 0.14) day
Eccentricity 0.4356 (± 0.0052)
ω 125.49 (± 0.73) deg
Tperi 2457745.65 (± 0.05) JD
Radius
Inclination
Update 2019-09-27
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 71.94 (± 0.36) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

GJ 3512
Name GJ 3512
Distance 9.489 (± 0.008) pc
Spectral type M5.5V
Apparent magnitude V
Mass 0.123 (± 0.009) MSun
Age
Effective temperature 3081.0 (± 51.0) K
Radius 0.139 (± 0.005) RSun
Metallicity [Fe/H] -0.07 (± 0.16)
Detected Disc
Magnetic Field
RA2000 08:41:20.0
Dec2000 +59:29:50
Alternate Names
Planetary system 1 planet

More data


Related publications

A giant exoplanet orbiting a very low-mass star challenges planet formation models
2019 MORALES J., MUSTILL A., RIBAS I., DAVIES M., REINERS A. et al.
Science, 365, 1441
paper  arxiv