\begin{table}%t1
\caption{\label{table:cases}Parameters of the seven simulations performed: Mach number $M$,
 density ratio $\nu=\rho_{\rm j}/\rho(0)$, kinetic jet power $L_{\rm j}/L_{\rm k}=M^3\nu$ and final time
 of the simulation $\tau_{\rm fin}=t_{\rm fin}/t_0$.}
%\centering
\par
\begin{tabular}{cccc}
  \hline \hline\noalign{\smallskip}
 $M $   & $\nu$ & $L_j/L_k$  & $\tau_{\rm fin}$ \\
\noalign{\smallskip}\hline
\noalign{\smallskip}
10  &  0.1  &  $10^2$  &  1.38\\\noalign{\smallskip}
60  &  0.001  & $2.16 \times 10^2$ & 1.22 \\\noalign{\smallskip}
60 &   0.01 &  $2.16 \times 10^3$  & 0.49 \\\noalign{\smallskip}
60 & 0.1  & $2.16 \times 10^4$ &  0.15\\\noalign{\smallskip}
120  & 0.001 & $1.73 \times 10^3$  &  0.76\\\noalign{\smallskip}
120  & 0.01  & $1.73 \times 10^4$ & 0.25\\\noalign{\smallskip}
120 & 0.1    & $1.73 \times 10^5$ & 0.07\\
\hline
\end{tabular} 
\end{table}