\begin{table}%t1
%\centering
\par
\caption{\label{fit}Physical and seismic parameters of \cible.}
\begin{tabular}{lccc}
\hline\hline
\noalign{\smallskip}
  & Observations & Model~{A} & Model~{B} \\
\hline \hline
\multicolumn{4}{l}{Observational constraints} \\
\hline
$T\ind{eff}$ (K)  & 6070 $\pm$ 100 & 6095 & 6068 \\
$L/L_\odot$   & 1.39 $\pm$ 0.13 & 1.379 & 1.372 \\
$[Z/X]\ind{f}$ (dex) & $-0.5 \pm 0.1$ & $-0.560$ & $-0.548$ \\
\hline
$\overline{\Delta\nu}~(\mu\rm Hz)$ & 120.3 $\pm$ 0.5 & 120.35 & 120.25 \\
$a_1 ~ (\times10^{-3})$ & $-5.6 \pm 2.8 $ &  ${\bf -2.4}$\tablefootmark{\star}  & $-3.6 $  \\
$b_1~(\mu$Hz) & $0.96 \pm 0.67$ & $\bf 2.85$\tablefootmark{\star} & 0.84 \\
$a_2 ~ (\times10^{-3})$ & $-3.8 \pm 4.2 $ & $-3.1$ & $-3.2 $ \\
$b_2~(\mu$Hz) & $6.36 \pm 0.93$ & 6.43 & 5.97 \\
\hline \hline
\multicolumn{4}{l}{Free parameters} \\
\hline
$Y\ind{i}$ & -- & $0.25 \pm 0.01$ & $0.26 \pm 0.01$ \\
$[Z/X]\ind{i}$ (dex) & -- & $-0.42 \pm 0.05$ & $-0.50 \pm$ 0.07 \\
$M/M_\odot$   & -- & 0.95 $\pm$ 0.11 & 0.94 $\pm$ 0.09 \\
age (Gyr) & -- & 6.71 $\pm$ 0.75 & 6.72 $\pm$ 0.59 \\
$\aov$ & -- & $\aov=0$\tablefootmark{\sharp} & 0.17 $\pm$ 0.03 \\
\hline \hline
$\chi^2$ & -- & 9.1 & 0.8 \\
\hline
\end{tabular}
\par
\tablefoot {Derived from the observations, from the best model without overshooting (model~{A}), and from the best model with overshooting (model~{B}).
\tablefoottext{\star}{Quantities not fitted within 1-$\sigma$ error bars;} \tablefoottext{\sharp}{parameter fixed in the optimization.}}
\end{table}