\begin{table}%t1 %\centering \par \caption{\label{tabfluxha}H$\alpha$ fluxes, equivalent widths, and Rossby numbers of the LMXBs displayed in Fig.~\ref{figrharo}.} %\centering \par \begin{tabular}{lrrrrrrrrr} \hline \hline \noalign{\smallskip} Object & $EW$(H$\alpha$)$^{a}$ & \teff & \logg & $\log F({\rm H}\alpha)$ & $\log R({\rm H}\alpha)$ & $\tau_{\rm c}$$^{b}$ & $P_{\rm orb}$ & $\log R_0$ & Refs.$^{c}$\\ \noalign{\smallskip} & [\AA] & [K] & [dex] & [$10^6$ erg cm$^{-2}$ s$^{-1}$] & [dex] & [days] & [days] & [dex] & \\ \noalign{\smallskip} \hline \noalign{\smallskip} A0620--00 & $2.82\pm0.34$ & $4900\pm100$ & 4.2 & $6.95\pm0.05$ & $-3.57\pm0.06$ & 22.7 & 0.32 & $-$1.85 & 1, 2 \\ Nova Muscae 1991 & $3.65\pm0.32$ & $4500\pm100$$^{d}$ & 4.1$^{d}$ & $6.89\pm0.08$ & $-3.48\pm0.09$ & 24.6 & 0.43 & $-$1.74 & 3,4 \\ Cen X-4$^{e}$ & $2.27\pm0.67$ & $4500\pm100$ & 3.9 & $6.68\pm0.11$ & $-3.68\pm0.12$ & 24.7 & 0.63 & $-$1.58 & 5, 6 \\ Cen X-4$^{f}$ & $4.40\pm0.50$ & $4500\pm100$ & 3.9 & $6.96\pm0.05$ & $-3.40\pm0.06$ & 24.7 & 0.63 & $-$1.58 & 6, 7 \\ Nova Scorpii 1994 & $10.0\pm0.50$ & $6100\pm100$ & 3.7 & $7.92\pm0.02$ & $-2.97\pm0.04$ & 7.6 & 2.62 & $-$0.60 & 8, 9, 10 \\ \noalign{\smallskip} \hline \end{tabular} \tablefoot{ $^{a}$ Corrected equivalent width of narrow H$\alpha$ component of the secondary star. $^{b}$ Convective turnover time derived from the equations in \citet{noy84} for dwarfs stars and using the turnover times given in \citet{bas87} for subgiant and giant stars. $^{c}$ References: (1) \citet{gon04}, (2) \citet{mar86}, (3) \citet{cas97}, (4) \citet{rem92}, (5) \citet{tor02}, (6) \citet{gon05}, (7) \citet{dav05}, (8) \citet{sha99}, (9) \citet{gon08a}, (10) \citet{hoo98}. $^{d}$ Adopted values according to the effective temperature and surface gravity for the spectral type and orbital period. $^{e}$ H$\alpha$ equivalent width obtained from \citet{tor02}. $^{f}$H$\alpha$ equivalent width obtained from \citet{dav05}.} \end{table}