Planet HD 191806 b

Name HD 191806 b
Planet Status Confirmed
Discovered in 2016
Mass 8.52 (± 0.63) MJ
Mass*sin(i) 8.52 (± 0.63) MJ
Semi-Major Axis 2.8 (± 0.1) AU
Orbital Period 1606.3 (± 7.2) JD
Eccentricity 0.259 (± 0.017)
ω
Tperi 2455014.0 (± 18.0) JD
Radius
Inclination
Update 2016-04-29
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 140.5 (± 2.1) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 191806
Name HD 191806
Distance
Spectral type
Apparent magnitude V 8.093
Mass 1.14 (± 0.12) MSun
Age 2.9 (± 0.4) Gyr
Effective temperature 6010.0 (± 30.0) K
Radius
Metallicity [Fe/H] 0.3 (± 0.02)
Detected Disc
Magnetic Field
RA2000 20:09:28.3
Dec2000 +52:16:35
Alternate Names
Planetary system 1 planet

Remarks

Diaz et al : The star HD191806 is experiencing a secular acceleration of over 11 m/s per year, potentially due to an additional stellar or substellar companion

More data


Related publications

The SOPHIE search for northern extrasolar planets. XI. Three new companions and an orbit update: Giant planets in the habitable zone
2013 DIAZ, R., REY, J. DEMANGEON, O., HEBRARD, G., BOISSE, I & 23 additional authors
Astron. & Astrophys., 591, A146
paper  arxiv  ADS