\begin{table}%t3
\caption{\label{tableBzxr}Main results from the $B_x(z)$ (toroidal field with a
vertical dependency) case with a mean vertical field  $B_z^0$.}
\par
%\centering
\par
    \begin{tabular}{lcccc}
    \hline \hline
    Model & $B_z^0$ & $\delta B^0$ & $\eta_{yy}$ & $\alpha$\\
    \hline
    ZXZ1      & 0.1    & 0.01             &  $4.8\times 10^{-3}$   &  $4.4\times 10^{-2}$\\
    ZXZ2      & 0.1    & 0.02             &  $2.5\times 10^{-3}$   &  $4.3\times 10^{-2}$\\
    ZXZ3      & 0.1    & 0.03             &  $3.7\times 10^{-3}$   &  $4.6\times 10^{-2}$\\
    ZXZ4      & 0.1    & 0.04             &  $4.8\times 10^{-3}$   &  $4.8\times 10^{-2}$\\
    ZXZ5      & 0.1    & 0.06             &  $6.8\times 10^{-3}$   &  $5.1 \times 10^{-2}$\\
    ZXZ6      & 0.1    & 0.08             &  $3.2\times 10^{-3}$    &  $7.2 \times 10^{-2}$\\
    \hline
 \end{tabular}
\end{table}