Planet HD 205739 b

Name HD 205739 b
Discovered in 2008
Mass 1.37 ( -0.09 +0.07 ) MJ
Semi-major axis 0.896 ( -0.015 +0.015 ) AU
Orbital period 279.8 (± 0.1) day
Eccentricity 0.27 (± 0.07)
ω 301.0 (± 8.0) deg
Tperi 3390.7 (± 0.7) JD
Radius
Inclination
Update Sept. 8, 2008
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

Remarks

08 Sept. 2008: Lopez-Morales et al (2008) suggest the presence of a second planet with an orbital period > 3.5 yr.

Star

Name HD 205739
Distance 90.3 pc
Spectral type F7V
Apparent magnitude V 8.56
Mass 1.22 ( -0.06 +0.06 ) MSun
Age 2.84 ( -0.92 +0.92 ) Gyr
Effective temperature 6176.0 (± 30.0) K
Radius 1.33 (± 0.1) RSun
Metallicity [Fe/H] 0.19 (± 0.04)
Detected Disc
Magnetic Field
RA2000 21:38:08.0
Dec2000 -31:44:15
Alternate Names
Planetary system 1 planet

More data


Related publications

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

Two Jupiter-Mass Planets Orbiting HD 154672 and HD 205739
2008 LOPEZ-MORALES M., BUTLER P., FISCHER D., MINNITI D., SHECTMAN S., TAKEDA G., ADAMS F., WRIGHT J. & ARRIAGADA P.
Astron. J., 136, 1901
paper