\begin{table}%tA.8
\caption{Isotopic and hyperfine structure of \ion{Ba}{ii} 4554~\AA.}\label{tabA.8} 
%\centering
\par
\begin{tabular}{rrrrr}
\hline\hline
\multicolumn{1}{c}{Isot.}&
\multicolumn{1}{c}{$\lambda$(\AA)}&
\multicolumn{1}{c}{$\log~gf_{\rm iso}$}&
\multicolumn{1}{c}{$\log~gf_{\rm hfs}$}&
\multicolumn{1}{c}{$\log~gf_{\rm comp}$}\\
\hline
&{\it 4554.029} &\multicolumn{2}{c}{$\log~gf_{\rm tot}$ = $+$0.163}  \\
\hline
137  & 4553.995    &$-$0.950 &$-$0.806 &$-$1.573\\   
137  & 4553.997    &$-$0.950 &$-$0.806 &$-$1.573\\   
137  & 4553.998    &$-$0.950 &$-$1.204 &$-$1.991\\   
135  & 4553.999    &$-$1.181 &$-$0.806 &$-$1.824\\   
135  & 4554.001    &$-$1.181 &$-$0.806 &$-$1.824\\   
135  & 4554.001    &$-$1.181 &$-$1.204 &$-$2.222\\   
138  & 4554.029    &$-$0.144 &0.000    &$+$0.019\\
134  & 4554.029    &$-$1.617 & 0.000 &$-$1.454\\   
136  & 4554.029    &$-$1.105 &0.000 &$-$0.942\\   
135  & 4554.046    &$-$1.181 &$-$0.359 &$-$1.377\\   
135  & 4554.049    &$-$1.181 &$-$0.806 &$-$1.824\\   
137  & 4554.049    &$-$0.950 &$-$0.359 &$-$1.146\\   
135  & 4554.050    &$-$1.181 &$-$1.505 &$-$2.523\\   
137  & 4554.051    &$-$0.950 &$-$0.806 &$-$1.573\\   
137  & 4554.052    &$-$0.950 &$-$1.505 &$-$2.291\\   
\hline
\end{tabular}
\end{table}