\begin{table}%t1
\caption{\label{Storm_Selection}Definition of storm rating.}
%\centering
\par
\begin{tabular}{ccc}
\hline\hline
Storm Rating & $A_{\rm p}$ & Dst \\
\hline
Small  & $\sim$30 to 60 & $\sim$$-$80 to $-$60 \\
Medium & $\sim$60 to 80 & $\sim$$-$150 to $-$80 \\
Large  & $\ga$80 & $\la$$-$150 \\
\hline
\end{tabular}
\end{table}