Planet HD 38677 b

Name HD 38677 b
Planet Status Confirmed
Discovered in 2019
Mass
Mass*sin(i) 0.07636 (± 0.005) MJ
Semi-Major Axis 0.1462 (± 0.0012) AU
Orbital Period 18.57 (± 0.01) day
Eccentricity 0.083 ( -0.083 +0.0 )
ω
Tperi 2457375.58981 JD
Radius
Inclination
Update 2019-12-26
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 5.162 (± 0.31) m/s
Calculated temperature 877.0 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names DMPP-1 b

Star

HD 38677
Name HD 38677
Distance 62.0 (± 1.0) pc
Spectral type F8V
Apparent magnitude V 8.0
Mass 1.21 (± 0.03) MSun
Age 2.01 (± 0.54) Gyr
Effective temperature 6196.0 (± 29.0) K
Radius 1.26 (± 0.02) RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 05:47:06.0
Dec2000 -10:37:49
Alternate Names
Planetary system
4 planets

More data


Related publications

A compact multi-planet system around a bright nearby star from the Dispersed Matter Planet Project
2019 STAAB D., HASWELL C., BARNES J., ANGLADA-ESCUDE G., FOSSATI L. et al.
Nature Astronomy, in press
paper  arxiv