\begin{table}%t7 \caption{\label{binaemission}Nebular emission: mean radial velocities and mean {\it FWHM} of the H$\gamma$ and H$\delta$~lines (the quoted uncertainties are standard deviations).} \par %\centering \par \begin{tabular}{c c c c c c c c c c} \hline\hline \noalign{\smallskip} Object & \multicolumn{2}{c}{${\rm H}\gamma$} & \multicolumn{2}{c}{${\rm H}\delta$} & Object & \multicolumn{2}{c}{${\rm H}\gamma$} & \multicolumn{2}{c}{${\rm H}\delta$}\\ & $V_{{\rm rad}}$ & ${\it FWHM}$ & $V_{{\rm rad}}$ & ${\it FWHM}$ & & $V_{{\rm rad}}$ & ${\it FWHM}$ & $V_{{\rm rad}}$ & ${\it FWHM}$ \\ & (km s$^{-1}$) & (\AA) & (km s$^{-1}$) & (\AA) & & (km s$^{-1}$) & (\AA) & (km s$^{-1}$) & (\AA) \\ \hline 4 110409 & $-$ & $-$ & $-$ & $-$ & 5 100485 & $159.1\pm 4.7$ & $1.01\pm 0.10$ & $166.9\pm 17.1$ & $0.83\pm 0.19$ \\ 4 113853 & $142.6\pm1.3$ & $0.93\pm 0.05$ & $147.4\pm 6.7$ & $0.77\pm 0.08$ & 5 100731 & $163.7\pm 3.6$ & $1.02\pm 0.12$ & $161.6\pm 7.3$ & $0.95\pm 0.11$ \\ 4 117831 & $145.8\pm1.8$ & $0.99\pm 0.08$ & $152.2\pm 14.2$ & $0.92\pm 0.13$ & 5 106039 & $159.1\pm 2.5$ & $0.91\pm 0.03$ & $159.3\pm 6.3$ & $0.83\pm 0.09$ \\ 4 121084 & $147.9\pm2.0$ & $1.22\pm 0.04$ & $152.9\pm 2.7$ & $1.05\pm 0.02$ & 5 111649 & $149.4\pm 3.0$ & $0.77\pm 0.09$ & $152.0\pm 12.9$ & $0.64\pm 0.08$ \\ 4 121110 & $136.8\pm1.4$ & $1.44\pm 0.07$ & $141.4\pm 6.0$ & $1.20\pm 0.07$ & 5 123390 & $-$ & $-$ & $-$ & $-$ \\ 4 121461 & $147.6\pm2.0$ & $1.11\pm 0.07$ & $150.5\pm 0.6$ & $1.00\pm 0.06$ & 5 180185 & $164.5\pm 5.7$ & $0.75\pm 0.08$ & $-$ & $-$ \\ 4 159928 & $146.7\pm1.1$ & $0.99\pm 0.03$ & $148.9\pm 2.5$ & $0.94\pm 0.06$ & 5 180576 & $157.4\pm 2.9$ & $0.99\pm 0.15$ & $163.8\pm 3.7$ & $0.96\pm 0.13$ \\ 4 160094 & $143.6\pm1.2$ & $1.03\pm 0.03$ & $144.2\pm 3.7$ & $0.95\pm 0.03$ & 5 185408 & $-$ & $-$ & $-$ & $-$ \\ 4 163552 & $143.6\pm0.3$ & $0.96\pm 0.02$ & $147.1\pm 2.4$ & $0.95\pm 0.04$ & 5 196565 & $-$ & $-$ & $-$ & $-$ \\ 4 175149 & $-$ & $-$ &$-$ & $-$ & 5 261267 & $160.7\pm 3.9$ & $0.88\pm 0.14$ & $170.3\pm7.6$ & $0.78\pm 0.22$ \\ 4 175333 & $146.9\pm3.3$ & $1.11\pm 0.07$ & $151.1\pm 1.5$ & $0.99\pm 0.02$ & 5 265970 & $-$ & $-$ & $-$ & $-$ \\ 5 016658 & $168.3\pm9.4$ & $1.11\pm 0.06$ & $ $ & $-$ & 5 266015 & $-$ & $-$ & $-$ & $-$ \\ 5 026631 & $148.8\pm5.7$ & $0.93\pm 0.21$ & $151.8\pm 4.0$ & $0.66\pm 0.04$ & 5 266131 & $-$ & $-$ & $-$ & $-$ \\ 5 032412 & $-$ & $-$ &$-$ & $-$ & 5 266513 & $-$ & $-$ & $-$ & $-$ \\ 5 038089 & $-$ & $-$ &$-$ & $-$ & 5 277080 & $-$ & $-$ & $-$ & $-$ \\ 5 095337 & $171.6\pm3.1$ & $1.07\pm 0.11$ & $172.7\pm 6.5$ & $0.87\pm 0.12$ & 5 283079 & $-$ & $-$ & $-$ & $-$ \\ 5 095557 & $164.2\pm2.5$ & $1.01\pm 0.07$ & $-$ & $-$ \\ \hline \end{tabular}\vspace*{1.5mm} \end{table}