\begin{table}%t6
   \caption{Sensitivity to abundance and temperature difference to changes
              of atmospheric parameters for the pair HD~219542.}
     \label{t:sensitivity}
%\centering
\par
       \begin{tabular}{lccccccc}
         \hline
         \hline
         Changes    &  $\Delta$ Fe~I &  $\Delta$ Fe~II & $\Delta$ VI & $\Delta$ Fe~I--Fe~II & $\Delta$ VI--Fe~II &  $\Delta T_{{\rm eff}}$ &
                                      $\Delta T_{{\rm eff}}$ \\
         &  &  &  &  &  &  (Fe) & (V)  \\
         \hline
$\Delta T_{{\rm eff}}$  +30 K    &--0.018 $\pm$ 0.008 & +0.010 $\pm$ 0.013 &--0.033 $\pm$ 0.024 &--0.028 $\pm$ 0.016 &--0.043 $\pm$ 0.027 &--32 $\pm$ 17&  --29 $\pm$ 18  \\
$\Delta T_{{\rm eff}}$ --30 K    & +0.017 $\pm$ 0.008 &--0.012 $\pm$ 0.013 & +0.028 $\pm$ 0.024 & +0.029 $\pm$ 0.016 & +0.040 $\pm$ 0.027 & +32 $\pm$ 17&                                                              +27 $\pm$ 18 \\
$\Delta \log g$ +0.05 dex  & +0.002 $\pm$ 0.008 &--0.019 $\pm$ 0.013 & +0.001 $\pm$ 0.024 & +0.021 $\pm$ 0.016 & +0.020 $\pm$ 0.027 & +23 $\pm$ 17&                                                              +14 $\pm$ 18  \\
$\Delta \log g$ --0.05 dex &--0.008 $\pm$ 0.008 & +0.020 $\pm$ 0.013 & +0.000 $\pm$ 0.024 &--0.028 $\pm$ 0.016 &--0.020 $\pm$ 0.027 &--31 $\pm$ 17&                                                           --13 $\pm$ 18  \\
$\Delta$ [$A$/H] +0.05 dex   &--0.006 $\pm$ 0.008 &--0.016 $\pm$ 0.013 & -0.001 $\pm$ 0.024 & +0.010 $\pm$ 0.016 & +0.015 $\pm$ 0.027 & +11 $\pm$ 17&                                                              +10 $\pm$ 18  \\
$\Delta$ [$A$/H] --0.05 dex  & +0.005 $\pm$ 0.008 & +0.016 $\pm$ 0.013 & +0.001 $\pm$ 0.024 &--0.011 $\pm$ 0.016 &--0.015 $\pm$ 0.027 &--13 $\pm$ 17&                                                            --10 $\pm$ 18  \\
$\Delta \xi $  +0.15 km~s$^{-1}$  & +0.017 $\pm$ 0.008 & +0.030 $\pm$ 0.013 & +0.005 $\pm$ 0.024 &--0.013 $\pm$ 0.016 &--0.025 $\pm$ 0.027 &--15 $\pm$ 17&                                                         --17 $\pm$ 18  \\
$\Delta \xi $ --0.15 km~s$^{-1}$  &--0.019 $\pm$ 0.008 &--0.030 $\pm$ 0.013 & -0.008 $\pm$ 0.024 & +0.009 $\pm$ 0.016 & +0.000 $\pm$ 0.027 & +11 $\pm$ 13&                                                              +15 $\pm$ 18 \\
         \hline
      \end{tabular}
\end{table}