\begin{table}%t1
%\centering
\par
\caption{\label{tab:energie}Energy levels of para-H$_2$O.\tablefootmark{a}}
\begin{tabular}{cccccc}
\hline\hline\noalign{\smallskip}
Level & Energy (cm$^{-1}$) &$j$   & $\tau$ & $k_a$ & $k_c$ \\\hline
    1  &       0.0000    &    0  &     0  &  0 &   0 \\
    2  &      37.1371    &    1  &     0  &  1 &   1 \\
    3  &      70.0907    &    2  &    --2  &  0 &   2 \\
    4  &      95.1757    &    2  &     0  &  1 &   1 \\
    5  &     136.1641    &    2  &     2  &  2 &   0 \\
    6  &     142.2783    &    3  &    --2  &  1 &   3 \\
    7  &     206.3013    &    3  &     0  &  2 &   2 \\
    8  &     222.0529    &    4  &    --4  &  0 &   4 \\
    9  &     275.4971    &    4  &    --2  &  1 &   3 \\
   10  &     285.2200    &    3  &     2  &  3 &   1 \\
   11  &     315.7792    &    4  &     0  &  2 &   2 \\
   12  &     326.6256    &    5  &    --4  &  1 &   5 \\
   13  &     383.8427    &    4  &     2  &  3 &   1 \\
   14  &     416.2088    &    5  &    --2  &  2 &   4 \\ 
   15  &     446.6972    &    6  &    --6  &  0 &   6 \\
   16  &     488.1349    &    4  &     4  &  4 &   0 \\
   17  &     503.9682    &    5  &     0  &  3 &   3 \\
   18  &     542.9070    &    6  &    --4  &  1 &   5 \\
   19  &     586.4800    &    7  &    --6  &  1 &   7 \\
   20  &     602.7742    &    6  &    --2  &  2 &   4 \\
\hline
\end{tabular}
\tablefoot{\tablefoottext{a}{obtained with the~\citet{kyro} Hamiltonian.}}
\end{table}