Planet XO-2S c

Name XO-2S c
Planet Status Confirmed
Discovered in 2014
Mass 1.37 ( -0.053 +0.053 ) MJ
Mass*sin(i) 1.37 ( -0.053 +0.053 ) MJ
Semi-Major Axis 0.4756 (± 0.0087) AU
Orbital Period 120.8 (± 0.34) day
Eccentricity 0.1528 ( -0.0098 +0.0094 )
ω 264.5 (± 4.9) deg
Tperi 2456408.1 ( -1.9 +1.8 ) JD
Radius
Inclination
Update 2014-08-26
Detection Method Radial Velocity
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

XO-2S
Name XO-2S
Distance 149.0 (± 4.0) pc
Spectral type G9V
Apparent magnitude V 11.2
Mass 0.982 (± 0.054) MSun
Age 7.1 ( -2.5 +2.9 ) Gyr
Effective temperature 5399.0 (± 55.0) K
Radius 1.02 ( -0.09 +0.07 ) RSun
Metallicity [Fe/H] 0.39 (± 0.05)
Detected Disc
Magnetic Field
RA2000 07:49:37.0
Dec2000 +50:13:03
Alternate Names
Planetary system
2 planets

Remarks

Alias TYC 3413-210-1

More data

AMD-Stability Calculator for the System


Related publications

Small Telescope Exoplanet Transit Surveys: XO
2017 CROUZET N.
Exoplanet Handbook (Springer), in press
arxiv  

The GAPS Programme with HARPS-N@TNG V. A comprehensive analysis of the XO-2 stellar and planetary systems
2015 DAMASSO M., BIAZZO K., BONOMO A., DESIDERA S., LANZA A. et al.
Astron. & Astrophys., 575, A111
paper  arxiv  ADS  

Abundance Differences Between Exoplanet Binary Host Stars XO-2N and XO-2S -- Dependence on Stellar Parameters
2015 TESKE J., GHEZZI L., CUNHA K., SMITH V., SCHULER S. & BERGEMANN M.
ApJ Letters, 801, L10
paper  arxiv  ADS  

The dissimilar chemical composition of the planet-hosting stars of the XO-2 binary system
2015 RAMIREZ I., KHANAL S., ALEO P., SOBOTKA A., LIU F. et al.
ApJ, accepted
arxiv  

The GAPS Programme with HARPS-N at TNG. IX. Differential abundances in the XO-2 planet hosting binary
2015 BIAZZO K., GRATTON R., DESIDERA S., LUCATELLO S., SOZZETTI A. et al.
Astron. & Astrophys., submitted
arxiv  

Global Architecture of Planetary Systems (GAPS), a project for the whole Italian Community
2015 PORETTI E., BOCCATO C., CLAUDI R., COSENTINO R., COVINO E. et al.
Mem. Soc. Astron. Ital., accepted
arxiv  

The GAPS programme with HARPS-N@TNG IV: A planetary system around XO-2S
2014 DESIDERA S., BONOMO A., CLAUDI R., DAMASSO M., BIAZZO K. et al.
Astron. & Astrophys., 567, L6
paper  arxiv