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\label{tidal}Astronomy&AstrophysicsReview Eccentricity as a function of period (left panels) and relative radius (right) for all systems in Table \ref{tableMR} (except \(\alpha\) Cen and OGLE 051019). Individual stars with convective and radiative envelopes are shown separately, with \(T_{\rm eff}=7000\) K as the dividing line.