\begin{table}%t4
%%\centering

\par
\caption{\label{sigma_parameters}Same as Table~\ref{onc_parameters}, but the results
for $\lambda$~Ori targets and star HD~294297 are listed.}
\begin{tabular}{ccccccrr}
\hline\hline
Star     & $r$  & $T_{\rm eff}$  &  $\log~g$ & $\xi$ & $v\sin i$ & \multicolumn{2}{c}{[Fe/H] $\pm$ $\sigma_1$ $\pm$ $\sigma_2$} \\
         &    & (K)   &  & (km~s$^{-1}$) & (km~s$^{-1}$) & ($EW$s) & (Spec. Synth.)\\
 (1) & (2) & (3)  & (4)  & (5)  &  (6)  & (7) & (8) \\
      &  &         &         &           &           &          &    \\  \hline
HD~294297  & --  & 6100 & 4.0 & 1.4 & $<$7.5 & $-0.16\pm 0.03\pm 0.07$ (34)& $-0.15\pm 0.05\pm 0.08$\\
             &           &         &           &    &       &          &    \\ 
Dolan24  &  $0.05~\pm~0.03$  & 5350 & 4.3 & 1.4 & $<$7.5 & $0.01\pm 0.02\pm 0.06$ (54)& $0.1\pm 0.1\pm 0.08$\\
\hline	     
\end{tabular}
\end{table}