\begin{table}%t2
\caption{\label{tab2}Frequencies and amplitudes for V346~Ori calculated with $period04$ 
for the two cases, with and without weights (see text).}
%\centerline
 {\small \begin{tabular}{crccr|rccr}
\hline\hline
\noalign{\smallskip}
\multicolumn{5}{c}{\bf Weight case}  & \multicolumn{4}{c}{\bf No weight case}\\
\hline
&  Freq.  &Freq.    & Ampl. & $S/N$   & Freq. & Freq.    &   Ampl.  & $S/N$   \\
&  (c/d)  &$\mu$Hz &(mmag) &       & (c/d) &$\mu$Hz &    (mmag)&     \\
\hline
$f_1$     &  35.107 & 406.33   & 2.23  & 12.1  & 35.107 & 406.33   & 2.20    & 8.8  \\
$f_2$     &  32.227 & 373.00   & 1.64  & 9.1   & 32.227 & 373.00   & 1.46    & 5.9  \\
$f_3$     &  31.611 & 365.86   & 1.18  & 6.6   & 31.611 & 365.86   & 1.11    & 4.6  \\
$f_4$     &  29.652 & 343.19   & 1.22  & 6.9   & 29.651 & 343.19   & 1.33    & 5.5  \\
$f_5$     &  29.159 & 337.49   & 0.86  & 4.9   & 29.159 & 337.49   & 1.08    & 4.5  \\
$f_6$     &  30.828 & 356.81   & 1.01  & 5.7   & 29.823 & 356.81   & 1.01    & 4.2  \\
%\hline
$f_7$     &  24.833 & 287.42  & 0.82  & 4.6    &       &   &         &       \\
$f_8$     &  19.058 & 220.58  & 0.77  & 4.1    &       &   &         &       \\
$f_9$     &  12.936 & 149.72  & 0.77  & 4.1    &       &   &         &       \\
$f_{10}$  &  21.886 & 253.31  & 0.75  & 4.0    &       &   &         &        \\
$f_{11}$  &  27.446 & 317.66  & 0.78  & 4.5    &       &   &         &        \\
$f_{12}$  &  37.203 & 430.59  & 0.74  & 4.0    &       &   &         &        \\
$f_{13}$  &   8.045 &  93.11  & 0.69  & 4.0    &       &   &         &        \\
\hline
\end{tabular}}
\medskip
The estimated error on frequency is $\sim$$\pm$0.02~c/d (0.23~$\mu$Hz). For the no-weight case, the frequencies are listed in the same order of the weighted mode and not by decreasing amplitude.  The horizontal line separates the high significant frequencies from the less significant ones.
\end{table}