Planet GJ 3942 b

Name GJ 3942 b
Planet Status Confirmed
Discovered in 2017
Mass 0.0225 (± 0.0019) MJ
Mass*sin(i) 0.0225 (± 0.0019) MJ
Semi-Major Axis 0.0608 (± 0.0068) AU
Orbital Period 6.905 (± 0.04) JD
Eccentricity 0.121 (± 0.118)
ω 112.7 (± 0.1) deg
Tperi
Radius
Inclination
Update 2017-09-21
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 3.29 (± 0.12) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

GJ 3942
Name GJ 3942
Distance 16.93 (± 0.3) pc
Spectral type M0
Apparent magnitude V 10.0
Mass 0.63 (± 0.07) MSun
Age
Effective temperature 3867.0 (± 69.0) K
Radius 0.61 (± 0.06) RSun
Metallicity [Fe/H] -0.04 (± 0.09)
Detected Disc
Magnetic Field
RA2000 16:09:03.0
Dec2000 +52:56:38
Alternate Names
Planetary system 1 planet

More data


Related publications

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals
2017 PERGER M., RIBAS I., DAMASSO M., MORALES J., AFFER L. et al.
Astron. & Astrophys., 608, A63
paper  arxiv