Planet HD 238914 b

Name HD 238914 b
Planet Status Confirmed
Discovered in 2018
Mass 6.0 (± 2.7) MJ
Mass*sin(i) 6.0 (± 2.7) MJ
Semi-Major Axis 5.7 (± 0.9) AU
Orbital Period 4100.0 ( -240.0 +210.0 ) JD
Eccentricity 0.56 ( -0.05 +0.07 )
ω 318.0 (± 8.0) deg
Tperi 2460540.0 ( -250.0 +230.0 ) JD
Radius
Inclination
Update 2018-01-16
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 71.0 ( -11.0 +7.0 ) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 238914
Name HD 238914
Distance 590.0 (± 90.0) pc
Spectral type K7
Apparent magnitude V 12.0
Mass 1.47 (± 0.47) MSun
Age
Effective temperature 4769.0 (± 15.0) K
Radius 12.73 (± 3.89) RSun
Metallicity [Fe/H] -0.25 (± 0.09)
Detected Disc
Magnetic Field
RA2000 18:38:20.0
Dec2000 +59:15:14
Alternate Names
Planetary system 1 planet

More data


Related publications

Tracking Advanced Planetary Systems (TAPAS) with HARPS-N. VI. HD 238914 and TYC 3318-01333-1: two more Li-rich giants with planets
2018 ADAMOW M., NIEDZIELSKI A., KOWALIK K., VILLAVER E., WOLSZCZAN A. et al.
Astron. & Astrophys., in press
paper  arxiv