\begin{table}%t2
%\centering
\par
\caption {\label{vb75}Mean radial velocities for vB 75 A and~Ba.}
\begin{tabular}{rrrrrrr}
\noalign{\smallskip}\hline\hline\noalign{\smallskip}
\multicolumn{1}{c}{Date} & Phase & \multicolumn{1}{c}{$V_{\rm{A}}$} & \multicolumn{1}{c}{$\epsilon_{\rm{A}}$} &
 \multicolumn{1}{c}{$V_{\rm{Ba}}$} & \multicolumn{1}{c}{$\epsilon_{\rm{B}}$} &  $N$ \\
\noalign{\smallskip}\hline\noalign{\smallskip}
1979.00 & 0.517 & +42.73 & 0.45 & +38.21 & 0.18 & 20 \\
1982.08 & 0.593 & +44.49 & 0.63 & +37.33 & 0.27 &  7 \\
1985.16 & 0.670 & +45.55 & 0.48 & +36.46 & 0.42 & 14 \\
\hline
\end{tabular}
\end{table}