\begin{table}%t1
%%\centering

\par
\caption{\label{table:1}Values of the FCN resonance parameters obtained from nutation and gravity measurements.} 
\small
\begin{tabular}{c c c}
\hline\hline
 & Nutation & Gravity \\
\hline
$T_{\rm FCN}$ & $-429.6 \pm 0.6$ days & $-426.9 \pm 1.2$ days\\
$Q_{\rm FCN}$ & $16~683 \pm 884$ & $16~630 \pm 3~562$\\
\hline
\end{tabular}
\end{table}