\begin{table}%t4
%\centering
\par
\caption{Numerical results for the rotation-CAK model with $\delta=0.02$.
Note: the mass loss rate is given in units of  $10^{-9}~ M_{\odot} / \rm year$ and 
the terminal velocity is in km~s$^{-1}$. \label{tabla4} }
$$
\begin{array}{ccccc}   %{p{0.5\linewidth}l}
\hline \hline
\noalign{\smallskip}
\Omega\; & r_{\rm crit}/R_{\ast} \;& \bar{C} \;& \dot{M} \;&v_{\infty} \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
0 \;& 4.712 \;& 50.949 \;& 1.644 \;& 929.6 \\
\hline
0.2\;& 7.196  \;& 50.726\;& 1.657 \;& 879.3  \\
0.4\;& 11.926 \;& 50.291\;& 1.683 \;& 779.0 \\
0.6\;& 17.145 \;& 49.790\;& 1.713 \;& 669.9 \\
0.8\;& 22.576 \;& 49.247\;& 1.747 \;& 564.6 \\
\noalign{\smallskip}
\hline
\end{array}
$$
\end{table}