Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.mrao.cam.ac.uk/wp-content/uploads/2014/04/JSouthworth.pdf Дата изменения: Thu Apr 17 14:37:40 2014 Дата индексирования: Sun Apr 10 13:30:29 2016 Кодировка: Поисковые слова: южная атлантическая аномалия

HOMOGENEOUS STUDIES OF TRANSITING PLANETS

John Southworth Advanced Fellow Keele University, UK




Mass versus radius

planets on the left

host stars on the right


Homogeneous studies of transiting planets
· Light curve fit: jktebop · Limb darkening: ­ five different laws · Contaminating light ­ constraints from highresolution imaging

Light curve of WASP-2 (Southworth et al. 2009)


Homogeneous studies of transiting planets
· Light curve fit: jktebop · Limb darkening: ­ five different laws · Contaminating light ­ constraints from highresolution imaging · Orbital eccentricity ­ constraints from RVs a n d o c c u l ta ti o n ti m i n g s · Numerical integration ­ deal with long Kepler and CoRoT exposure times
Light curve of WASP-2 (Southworth et al. 2009)


Homogeneous studies of transiting planets
· Light curve fit: jktebop · Limb darkening: ­ five different laws · Contaminating light ­ constraints from highresolution imaging · Orbital eccentricity ­ constraints from RVs a n d o c c u l ta ti o n ti m i n g s · Numerical integration ­ deal with long Kepler and CoRoT exposure times · Error analyses ­ white noise: Monte Carlo ­ red noise: residual permutation
Light curve of WASP-2 (Southworth et al. 2009)


Homogeneous studies of transiting planets
· Physical properties from extra constraint: ­ five different stellar theoretical models ­ also try eclipsing binary calibration

Comparison between stellar models and eclipsing binary star systems


Homogeneous studies of transiting planets
· Physical properties from extra constraint: ­ five different stellar theoretical models ­ also try eclipsing binary calibration · Now done 110 transiting systems ­ CoRoT, Kepler, KOI, HAT, GJ, HD, TrES, WASP, XO · Southworth (2013) is still not submitted . . .

Comparison between stellar models and eclipsing binary star systems

· Southworth (2008, 2009, 2010, 2011, 2012)


Homogeneous studies of transiting planets
· Physical properties from extra constraint: ­ five different stellar theoretical models ­ also try eclipsing binary calibration · Now done 110 transiting systems ­ CoRoT, Kepler, KOI, HAT, GJ, HD, TrES, WASP, XO · Southworth (2013) is still not submitted . . . · TEPCat: http://www.astro.keele.ac.uk/jkt/tepcat/

Comparison between stellar models and eclipsing binary star systems

· Southworth (2008, 2009, 2010, 2011, 2012)