Planet HD 171238 b

Name HD 171238 b
Discovered in 2009
Mass 2.6 (± 0.15) MJ
Semi-major axis 2.54 (± 0.06) AU
Orbital period 1523.0 ( -45.0 +45.0 ) day
Eccentricity 0.4 ( --0.065 +-0.065 )
ω 47.0 ( --9.8 +-9.8 ) deg
Tperi 5062.0 (± 20.0) JD
Radius
Inclination
Update Aug. 12, 2009
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
Surface gravity log(g/gH)
Alternate Names

Graphical Ephemeris (Beta Version)

Star

Name HD 171238
Distance 50.28 (± 2.91) pc
Spectral type KOV
Apparent magnitude V 8.66
Mass 0.943 (± 0.033) MSun
Age 4.92 (± 4.11) Gyr
Effective temperature 5467.0 (± 55.0) K
Radius
Metallicity [Fe/H] 0.17 (± 0.007)
Detected Disc
Magnetic Field
RA2000 18:34:44.0
Dec2000 -28:04:20
Alternate Names
Planetary system 1 planet

More data


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