\begin{table}%t2
%\centering
\par
\caption{Identification of extracted frequencies. Some frequencies can be either $\ell=1$ modes or due to noise.}
\begin{tabular}{rcc}
\hline
\hline
\multicolumn{1}{c}{Frequency} & Mode ID  & S/N \\
\multicolumn{1}{c}{$[\mu$Hz$]$} &           &     \\
\hline
     512.2  &  $\ell = 1$   & 3.2 \\
$544.6 - 11.6 = 533.0$  &  $\ell = 0$   & 3.0 \\
     550.3  &  $\ell = 1$   & 3.0 \\
     589.9  &  $\ell = 1$   & 4.6 \\
$622.2 - 11.6 = 610.6$  &  $\ell = 0$   & 3.6 \\
$614.1 + 11.6 = 625.7$  &  $\ell = 1$   & 3.3 \\
$653.8 + 11.6 = 665.4$  &  $\ell = 1$   & 3.3 \\
     669.9  &  $\ell = 1$   & 3.9 \\
     691.3  &  $\ell = 0$   & 4.4 \\
     724.5  &  $\ell = 2$   & 5.2 \\
     728.3  &  noise   & 3.4 \\
     729.5  &  $\ell = 0$   & 4.6 \\
     748.5  &  $\ell = 1$   & 6.5 \\
$777.2 - 11.6 = 765.6$  &  $\ell = 2$   & 5.0 \\
$781.0 - 11.6 = 769.4$  &  $\ell = 0$   & 4.1 \\
$775.8 + 11.6 = 787.4$  &  $\ell = 1$   & 3.3 \\
     805.1  &  $\ell = 2$   & 3.0 \\
     809.2  &  $\ell = 0$   & 3.7 \\
$834.5 + 11.6 = 846.1$  &  $\ell = 2$   & 4.1 \\
     888.7  &  $\ell = 2$   & 4.0 \\
     891.6  &  $\ell = 0$   & 3.2 \\
     947.6  &  $\ell = 1$   & 3.1 \\
$960.3 + 11.6 = 971.9$  &  $\ell = 0$   & 3.7 \\
\hline
\end{tabular}
\label{tab:identif} 
\end{table}