Planet HD 219828 b

Name HD 219828 b
Planet Status Confirmed
Discovered in 2007
Mass 0.0661 ( -0.0044 +0.0044 ) MJ
Mass*sin(i) 0.0661 ( -0.0044 +0.0044 ) MJ
Semi-Major Axis 0.045 AU +
Orbital Period 3.834887 (± 9.6e-05) day +
Eccentricity 0.059 (± 0.036)
ω 255.0 (± 38.0) deg +
Tperi 2455998.78 (± 0.036) JD +
Radius
Inclination
Update 2016-05-24
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 7.53 (± 0.28) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 219828
Name HD 219828
Distance 81.1 (± 1.0) pc
Spectral type G0IV
Apparent magnitude V 8.04
Mass 1.24 MSun
Age 5.8 (± 1.2) Gyr
Effective temperature 5891.0 (± 18.0) K
Radius 1.7 (± 0.16) RSun
Metallicity [Fe/H] 0.19 (± 0.03)
Detected Disc
Magnetic Field
RA2000 23:18:47.0
Dec2000 +18:38:45
Alternate Names
Planetary system
2 planets

More data


Related publications

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An extreme planetary system around HD219828. One long-period super Jupiter to a hot-neptune host star
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