\begin{table}%t3
%\centering
\par
  \caption{Value of the orbital frequencies at the parametric
    resonance radii for the first five orders~$n$ in the general
    relativistic case.  The results are given for a~$1.4~{M_\odot}$
    neutron star rotating  at~$300$ and~$600~{\rm Hz}$ respectively. The
    value to the left of the symbol~/ corresponds to the absolute
    value sign taken to be~$-$ and on the right to be~$+$.}
  \label{tab:ResParaGR}
  %\centering
{
  \begin{tabular}{c  c c | c c}
    \hline
    \hline
    rank $n$ & \multicolumn{4}{c}{Orbital frequency $\nu(r,a_*)$ (Hz)} \\
        & \multicolumn{2}{c|}{Vertical} & \multicolumn{2}{c}{Radial} \\
    & $\nu_*=600$~Hz & $\nu_*=300$~Hz & $\nu_*=600$~Hz & $\nu_*=300$~Hz \\
    \hline
       1 & --- / 200 & --- / 100 & 1596 / 220 & 1332 / 106 \\
    2 & --- / 301 & --- / 150 & 1196 / 330 &  800 / 159 \\ 
    3 & 1695 / 361 & 885 / 180 &  980 / 392 &  573 / 190 \\
    4 & 1175 / 401 & 597 / 200 &  870 / 432 &  480 / 210 \\
    5 &  988 / 430 & 498 / 214 &  808 / 459 &  433 / 223 \\
    \hline
  \end{tabular}}
\end{table}