TY - GEN
T1 - The Rossiter-McLaughlin effect for exoplanets
AU - Winn, Joshua N.
PY - 2010/10
Y1 - 2010/10
N2 - There are now more than 35 stars with transiting planets for which the stellar obliquity-or more precisely its sky projection-has been measured, via the eponymous effect of Rossiter and McLaughlin. The history of these measurements is intriguing. For 8 years a case was gradually building that the orbits of hot Jupiters are always well-aligned with the rotation of their parent stars. Then in a sudden reversal, many misaligned systems were found, and it now seems that even retrograde systems are not uncommon. I review the measurement technique underlying these discoveries, the patterns that have emerged from the data, and the implications for theories of planet formation and migration.
AB - There are now more than 35 stars with transiting planets for which the stellar obliquity-or more precisely its sky projection-has been measured, via the eponymous effect of Rossiter and McLaughlin. The history of these measurements is intriguing. For 8 years a case was gradually building that the orbits of hot Jupiters are always well-aligned with the rotation of their parent stars. Then in a sudden reversal, many misaligned systems were found, and it now seems that even retrograde systems are not uncommon. I review the measurement technique underlying these discoveries, the patterns that have emerged from the data, and the implications for theories of planet formation and migration.
KW - Planetary systems
KW - Planetary systems: formation
KW - Stars: rotation
UR - http://www.scopus.com/inward/record.url?scp=84883047840&partnerID=8YFLogxK
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U2 - 10.1017/S1743921311020230
DO - 10.1017/S1743921311020230
M3 - Conference contribution
AN - SCOPUS:84883047840
SN - 9780521196529
T3 - Proceedings of the International Astronomical Union
SP - 230
EP - 237
BT - The Astrophysics of Planetary Systems
A2 - Sozzetti, Alessandro
A2 - Lattanzi, Mario
A2 - Boss, Alan
ER -