\begin{table}%t5
%\centering
\par
    \caption{Comparison of elemental abundances in HR 5049
 with  three CP2 stars.
       \label{tab5}}
        \begin{tabular}{ccccc}
     \hline \hline
      \noalign{\smallskip}
 Ions  &HR~5049${}^{1}$
   & HR~1094${}^{2}$
  & HD~187~474${}^{5}$
& HD~166~473${}^{6}$\\
       ($T_{\rm eff}$,  log~{\it g})
   &(10~300~K, 3.81)&(12~000~K, 4.2)&(10~400~K, 4.0)
&(7700~K, 4.20) \\
\noalign{\smallskip}
      \hline
      \noalign{\smallskip}
\ion{He}{i}    & $\le$9.0 &10.1  & &   \\
\ion{C}{ii}     & $\le$8.3 &   & &  \\   
\ion{O}{i}      &    8.31    & 8.1   & 8.17 &7.33    \\
\ion{Mg}{i}    &    7.30    &    & & 7.01  \\
\ion{Mg}{ii}   &    7.15    & 6.6   &      & 7.73  \\
\ion{Si}{ii}     &    7.75    & 6.8   & 7.70 & 8.07   \\
\ion{Cl}{ii}    &    7.39    & 8.1    &      &      \\
\ion{Sc}{ii}    &    3.06   &  $\le$3.4 & 3.17 & 4.13   \\
\ion{Ti}{ii}    &    5.49    & 6.69 & 5.02 & 4.97  \\
\ion{V}{ii}    &    4.75   &  & 4.00 & 5.17    \\
\ion{Cr}{i}    &    7.61   & &  &   6.50  \\
\ion{Cr}{ii}   &    7.36   & 7.02 & 7.82     & 6.64   \\
\ion{Mn}{ii}  &    6.30   &  & 7.17 & 6.70    \\
\ion{Fe}{i}    &    8.32   &  &  & 7.66    \\
\ion{Fe}{ii}   &    8.29   & 8.46 & 8.39  & 7.69    \\
\ion{Co}{i}   &    8.43   &  &  &  5.97   \\
\ion{Co}{ii}  &    8.35   & 7.92 &      &    \\
\ion{Ni}{ii}   &    6.90   & $\le$5.8 &      &          \\
\ion{Sr}{ii}   &    2.96    & 4.32${}^{3}$& &  5.00        \\
\ion{Y}{ii}   &    4.33    &  &  &   4.14        \\
\ion{Ba}{ii}  & $\le$2.1 & $\le$3.1    &   & 1.63   \\
\ion{La}{ii}  &   4.00 &  &  &   3.70       \\
\ion{Ce}{ii}    &    4.68 & 5.2 & &  4.45        \\
\ion{Pr}{ii}   &    4.70 &      &   &   3.19       \\
\ion{Pr}{iii} &   4.68 &  & 4.55     &   4.40      \\
\ion{Nd}{iii} &    4.74 &  & 4.44     & 5.57        \\
\ion{Eu}{ii}   &    4.06 & 3.8 &  &  3.57        \\
\ion{Eu}{iii}   &    5.30 &   &  &          \\
\ion{Gd}{ii}  &    4.53 &  &  4.13   &   \\
\ion{Dy}{ii}  &    4.75 & 4.6, 6.2${}^{4}$&        & 4.21       \\
\ion{Dy}{iii} &    4.07&     &  &          \\
\par
      \noalign{\smallskip}                                            
      \hline                                                 
      \end{tabular}
      \begin{flushleft}
\hspace*{34mm}$^1$ This work. \\
\hspace*{34mm}$^2$ Nielsen \& Wahlgren  (\cite{nielsen}).\\
\hspace*{34mm}$^3$ Sadakane (\cite{sadakane}).\\
\hspace*{34mm}$^4$ Values derived at two different epochs. \\ 
\hspace*{34mm}$^5$ Strasser et al. (\cite{strasser}).\\
\hspace*{34mm}$^6$ Gelbmann et al. (\cite{gelbmann}). \\                                                   
\par
     \end{flushleft}                        
\par
   \end{table}