Planet HD 208487 b

Name HD 208487 b
Discovered in 2004
Mass 0.413 (± 0.05) MJ
Semi-major axis 0.51 (± 0.02) AU
Orbital period 129.8 (± 0.4) day
Eccentricity 0.21 (± 0.09)
ω 123.0 (± 40.0) deg
Tperi 51008.0 (± 13.0) JD
Radius
Inclination
Update Dec. 24, 2010
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

Observability Predictor

Remarks

16 Sep 2005: Gregory (2005) suggest the existence of a second planet with a period of 998-62+57 days, an eccentricity of 0.19-0.18+0.05, and an M sin i = 0.46-0.13+0.05 MJ

Other web-pages

  1. Anglo-Australian Planet Search data
  2. California & Carnegie Planet Search Team Data

Star

Name HD 208487
Distance 45.0 pc
Spectral type G2V
Apparent magnitude V 7.48
Mass 1.3 MSun
Age 3.88 Gyr
Effective temperature 5929.0 K
Radius 1.15 RSun
Metallicity [Fe/H] -0.06 (± 0.05)
Detected Disc
Magnetic Field
RA2000 21:57:19.0
Dec2000 -37:45:49
Alternate Names
Planetary system 2 planet

More data


Related publications

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