\begin{table}%t2
%\centering
\par
\caption{\label{t2}Upper limits $\sigma$ of the noise and rms of departures $d$ between MSDP and MTR results, averaged over the areas where the mean value of $\mid$$B$$\mid$ is higher than 300~Gauss.} 
\begin{tabular}{ll|rrr}
\hline\hline
 &      & $B_{//}$ & $B_x$ & $B_y$ \\
\hline
$\sigma_{300}$ & MSDP & 24      & 52    & 32    \\
               & MTR  & 28      & 63    & 59    \\
\hline
$d_{300}$      &      & 94      & 190   & 145   \\
\hline
\end{tabular}
\end{table}