Planet HD 212771 b

Name HD 212771 b
Planet Status Confirmed
Discovered in 2010
Mass 2.3 ( -0.4 +0.4 ) MJ
Mass*sin(i) 2.3 ( -0.4 +0.4 ) MJ
Semi-Major Axis 1.22 (± 0.3) AU
Orbital Period 373.3 (± 3.4) day
Eccentricity 0.111 (± 0.06)
ω 55.0 (± 40.0) deg
Tperi 2454947.0 (± 40.0) JD
Radius
Inclination
Update 2010-03-19
Detection Method Radial Velocity
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 212771
Name HD 212771
Distance 131.0 (± 14.0) pc
Spectral type G8IV
Apparent magnitude V 7.6
Mass 1.15 (± 0.08) MSun
Age 6.0 (± 2.0) Gyr
Effective temperature 5121.0 (± 44.0) K
Radius 5.0 (± 0.1) RSun
Metallicity [Fe/H] -0.21 (± 0.03)
Detected Disc
Magnetic Field
RA2000 22:27:03.0
Dec2000 -17:15:49
Alternate Names
Planetary system 1 planet

More data


Related publications

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