Planet Kepler-18 b

Name Kepler-18 b
Discovered in 2011
M × sin i 0.0216153289494 (± 0.0109492495988) MJ
Semi-major axis 0.0447 (± 0.0006) AU
Orbital period 3.504725 (± 2.8e-05) day
Eccentricity
ω
Tperi
Radius 0.178428367256 (± 0.0080292765265) RJ
Inclination 84.92 (± 0.26) deg;
Update Oct. 5, 2011
Detection method detected by transit
Molecules detected
Primary transit 2454966.5068 (± 0.0021) JD
Secondary transit
Anomaly angle
Time Vr=0
Calculated temperature
Measured temperature
Hottest point longitute
Surface gravity log(g/gH)
Alternate Names

Star

Name Kepler-18
Distance
Spectral type
Apparent magnitude V 14.0
Mass 0.972 (± 0.042) MSun
Age 10.0 (± 2.3) Gyr
Effective temperature 5383.0 (± 44.0) K
Radius 1.108 (± 0.051) RSun
Metallicity [Fe/H] 0.2 (± 0.04)
RA2000 19:52:19.0
Dec2000 +44:44:47
Alternate Names
Planetary system 3 planets

Remarks

Alias 2MASS J19521906+4444467

More data


Related publications

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Inside-Out Planet Formation
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The Exoplanet Handbook
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Content
Content and Chapter 5

Kepler 18-b, c, and d: A System Of Three Planets Confirmed by Transit Timing Variations, Lightcurve Validation, Spitzer Photometry and Radial Velocity Measurements
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arxiv