\begin{table}%t12
\caption{\label{tab12}Pre-whitened frequencies found in the RV~data after first fitting
the rotational frequency and its first 2 harmonics. }
\small%\centering
\par
\begin{tabular}{ccc}
\hline\hline\noalign{\smallskip}
Frequency   &  Amplitude &   Comment  \\
(c~d$^{-1}$)        &       (m~s$^{-1}$)&  \\
\hline 
0.0450  &  10.46  & $f_{\rm rot}$ \\
0.0841  &  4.27  &           \\
0.1384   &  2.43 &            \\
0.1093   &  6.01 &                \\
0.2701    & 5.51 & $f_2$          \\
0.0945    &  6.86 &   \\
1.1706    &  4.50 & $f_{3}$ \\
0.0357   &  4.64& $f_{1}$    \\
0.0728   & 2.33  &                    \\
\hline
\end{tabular}
\tablefoot{The final rms
about the fit is 2.35~m~s$^{-1}$.}
\end{table}