Planet Kepler-20 g

Name Kepler-20 g
Planet Status Confirmed
Discovered in 2016
Mass 0.0628 ( -0.0114 +0.00969 ) MJ
Mass*sin(i) 0.0628 ( -0.0114 +0.00969 ) MJ
Semi-Major Axis 0.2055 ( -0.0021 +0.0022 ) AU
Orbital Period 34.94 ( -0.035 +0.038 ) JD
Eccentricity 0.15 ( -0.1 +0.01 )
ω
Tperi
Radius
Inclination
Update 2016-08-26
Detection Method Other
Mass Detection Method Theoretical
Radius Detection Method
Molecules
Primary transit 2454967.50027 ( -0.00068 +0.00058 ) JD
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 4.1 ( -0.72 +0.61 ) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

Kepler-20
Name Kepler-20
Distance 290.0 (± 30.0) pc
Spectral type G8
Apparent magnitude V 12.5
Mass 0.912 (± 0.035) MSun
Age 8.8 ( -2.7 +2.7 ) Gyr
Effective temperature 5466.0 (± 93.0) K
Radius 0.944 ( -0.095 +0.095 ) RSun
Metallicity [Fe/H] 0.02 (± 0.04)
Detected Disc
Magnetic Field
RA2000 19:10:48.0
Dec2000 +42:20:19
Alternate Names
Planetary system
6 planets

Remarks

Alias 2MASS J19104752+4220194
Alias KOI-70

More data


Related publications

A 1.9 Earth radius rocky planet and the discovery of a non-transiting planet in the Kepler-20 system
2016 BUCHHAVE, L., DRESSING, C., DUMUSQUE, X., RICE, K, VANDERBURG, A. & 33 additional authors
Astron. J., 152, 160
paper  arxiv  ADS  

Two Earth-sized planets orbiting Kepler-20
2012 FRESSIN F., TORRES G., ROWE J., CHARBONNEAU D., ROGERS L. & 30 additional authors
Nature, 482, 195
paper   arxiv

Kepler-20: A Sun-like Star with Three Sub-Neptune Exoplanets and Two Earth-size Candidates
2011 GAUTIER Th., CHARBONNEAU D., ROWE J., MARCY G., ISAACSON H., TORRES G. & 38 additional authors
ApJ., 749, 15
paper   arxiv