Planet LHS 1140 b

Name LHS 1140 b
Planet Status Confirmed
Discovered in 2017
Mass 0.0209 ( -0.00573 +0.00573 ) MJ
Mass*sin(i)
Semi-Major Axis 0.0875 (± 0.0041) AU
Orbital Period 24.7371 (± 0.00025) day
Eccentricity 0.29 ( -0.29 +0 )
ω
Tperi
Radius 0.128 ( -0.0089 +0.0089 ) RJ
Inclination 89.912 (± 0.07) deg
Update 2017-05-02
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Molecules
Primary transit 2.45692e+06 (± 0.0054) JD
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 5.34 (± 1.1) m/s
Calculated temperature 230 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

LHS 1140
Name LHS 1140
Distance 12.47 (± 0.42) pc
Spectral type M4.5
Apparent magnitude V 14.15
Mass 0.146 (± 0.019) MSun
Age 5 ( -0 +8 ) Gyr
Effective temperature 3131 (± 100) K
Radius 0.186 (± 0.013) RSun
Metallicity [Fe/H] -0.24 (± 0.1)
Detected Disc
Magnetic Field
RA2000 00:44:59.0
Dec2000 -15:16:17
Alternate Names
Planetary system 1 planet

More data


Related publications

Habitability of exoplanet waterworlds
2018 KITE E. & FORD E.
ApJ, submitted
arxiv  

A temperate rocky super-Earth transiting a nearby cool star
2017 DITTMANN J., IRWIN J., CHARBONNEAU D., BONFILS X., ASTUDILLO-DEFRU N., et al.
Nature, 544, 333
paper  arxiv  ADS