\begin{table}%t2
%\centering
\par
\caption{\small Main characteristic frequencies (in Hz) for the right and top branches of the HID.}
\begin{tabular}{lcccccc}
\hline
\hline
Obs \#& $\nu_{0}$ &$\nu_1$          & $\nu_{Q}$     &  $\nu_2$      &   $\nu_3$      & $\nu_i$      \\
\hline
\multicolumn{7}{c}{Right branch}\\
\hline
1& ...            &0.012~$\pm$~0.005 &  ...          & 2.23~$\pm$~0.20 & ...            & 0.28$~\pm~$0.06\\
2& ...            &0.03~$\pm$~0.01  &  ...          & 2.22~$\pm$~0.05 & ...	         & 0.38$~\pm~$0.04\\
3& ...            &0.06~$\pm$~0.01  &  ...          & 2.52~$\pm$~0.07 & ...	         &     ...      \\
4& ...            &0.07~$\pm$~0.01  &  ...          & 2.41~$\pm$~0.07 & ...	         &     ...      \\
5& ...            &0.06~$\pm$~0.01  &  ...          & 2.34~$\pm$~0.08 & ...	         &     ...      \\
6& ...            &0.08~$\pm$~0.01  &  ...          & 2.88~$\pm$~0.21 & ...	         &     ...      \\
7& ...            &0.13~$\pm$~0.01  &  ...          & 3.21~$\pm$~0.05 & ...	         &     ...      \\
8& ...            &0.12~$\pm$~0.01  &  ...          & 3.09~$\pm$~0.07 & 24.14~$\pm$~1.85 &     ...      \\
9& ...            &0.14~$\pm$~0.01  &  ...          & 3.06~$\pm$~0.09 & 24.85~$\pm$~2.82 &     ...      \\
10& ...           &0.15~$\pm$~0.01  &  ...          & 3.08~$\pm$~0.08 & ...	         &     ...      \\
11& ...           &0.14~$\pm$~0.01  &  ...          & 2.85~$\pm$~0.05 & ...	         &     ...      \\
12& ...           &0.14~$\pm$~0.05  &  ...          & 2.99~$\pm$~0.04 & 31.92~$\pm$~2.28 &     ...      \\
13& ...           &0.13~$\pm$~0.01  &  ...          & 3.06~$\pm$~0.16 & ...	         &     ...      \\
14& ...           &0.15~$\pm$~0.03  &  ...          & 3.21~$\pm$~0.03 & 29.38~$\pm$~1.61 &     ...      \\
15& ...           &0.17~$\pm$~0.01  &  ...          & 3.33~$\pm$~0.05 & 34.40~$\pm$~4.23 &     ...      \\
16& ...           &0.20~$\pm$~0.02  &  ...          & 3.49~$\pm$~0.12 & 30.32~$\pm$~8.30 &     ...      \\
17& ...           &0.17~$\pm$~0.01  & 0.16~$\pm$~0.01 & 3.26~$\pm$~0.03 & 28.38~$\pm$~0.97 &     ...      \\
18& ...           &0.20~$\pm$~0.01  & 0.20~$\pm$~0.01 & 3.54~$\pm$~0.08 & 28.87~$\pm$~3.66 &     ...      \\
19& ...           &0.16~$\pm$~0.01  &  ...          & 3.33~$\pm$~0.08 & 33.34~$\pm$~3.26 &     ...      \\
20& ...           &0.18~$\pm$~0.01  &  ...          & 3.06~$\pm$~0.11 & ...	         &     ...      \\
21& ...           &0.23~$\pm$~0.01  & 0.20~$\pm$~0.01 & 3.71~$\pm$~0.07 & 36.48~$\pm$~2.74 &     ...      \\
22& ...           &0.22~$\pm$~0.01  &  ...          & 3.39~$\pm$~0.10 & 30.08~$\pm$~4.60 &     ...      \\
23& ...           &0.22~$\pm$~0.01  &  ...          & 3.81~$\pm$~0.14 & 26.15~$\pm$~2.68 &     ...      \\
24& ...           &0.26~$\pm$~0.02  &  ...          & 3.72~$\pm$~0.08 & 38.68~$\pm$~3.14 &     ...      \\
25& ...           &0.55~$\pm$~0.05  &  ...          & 4.88~$\pm$~0.16 & 35.20~$\pm$~2.81 &     ...      \\
\hline
\multicolumn{6}{c}{Top branch}\\
\hline
26& ...           &1.21~$\pm$~0.03  & 1.26~$\pm$~0.01 & 9.59~$\pm$~0.23 & 39.31~$\pm$~1.64 &    ...       \\
27& ...           &1.23~$\pm$~0.02  & 1.33~$\pm$~0.01 & 9.63~$\pm$~0.31 & 43.65~$\pm$~1.85 &    ...       \\
28& ...           &3.31~$\pm$~0.12  & 2.08~$\pm$~0.01 & ...           & 49.33~$\pm$~6.03 &    ...       \\
29& 1.08~$\pm$~0.01 &6.46~$\pm$~0.26  & 5.46~$\pm$~0.01 & ...           &	     ...     &    ...       \\
30& 0.99~$\pm$~0.01 &5.93~$\pm$~0.13  & 5.45~$\pm$~0.01 & ...           & 96.93~$\pm$~14.78&    ...       \\
31& 0.94~$\pm$~0.02 &5.73~$\pm$~0.61  & 5.34~$\pm$~0.02 & ...           &	     ...     &    ...       \\
32& 0.99~$\pm$~0.01 &6.08~$\pm$~0.75  & 5.82~$\pm$~0.02 & ...           &	     ...     &    ...       \\
33& 0.99~$\pm$~0.01 & ...             & 8.12~$\pm$~0.18 & ...           &        ...     &    ...       \\
\hline
\end{tabular}
\end{table}