Planet HD 20868 b

Name HD 20868 b
Discovered in 2008
Mass 1.99 (± 0.05) MJ
Semi-major axis 0.947 (± 0.012) AU
Orbital period 380.85 (± 0.09) day
Eccentricity 0.75 (± 0.002)
ω 356.2 (± 0.4) deg
Tperi 2454451.52 (± 0.1) JD
Radius
Inclination
Update Aug. 27, 2014
Detection Method Radial Velocity
Mass Detection Method
Radius Detection method
Molecules detected
Primary transit
Secondary transit
Anomaly angle
impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitute
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Observability Predictor

Other web-pages

Geneva Observatory Data

Star

Name HD 20868
Distance 48.9 (± 3.5) pc
Spectral type K3/4IV
Apparent magnitude V 9.92
Mass 0.78 (± 0.03) MSun
Age 4.5 (± 4.0) Gyr
Effective temperature 4795.0 (± 12.4) K
Radius 0.79 RSun
Metallicity [Fe/H] 0.04 (± 0.1)
Detected Disc
Magnetic Field
RA2000 03:20:43.0
Dec2000 -33:43:48
Alternate Names
Planetary system 1 planet

More data


Related publications

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

The HARPS search for southern extra-solar planets XVII. Six long-period giant planets around BD -17 0063, HD 20868, HD 73267, HD 131664, HD 145377, HD 153950
2008 MOUTOU C., MAYOR M., LO CURTO G., UDRYS., BOUCHY F., BENZ W., LOVIS C., NAEF D., PEPE F., QUELOZ D. & SANTOS N.
Astron. & Astrophys., 496, 513
paper