\begin{table}%t5
\caption {\label{errors}Abundance uncertainties for a $\Delta T_{\rm eff} = 100$~K,
$\Delta \log g = 0.2$, $\Delta v_{\rm t} = 0.2$~km~s$^{-1}$ and
corresponding total error.} 
\begin{tabular}{lcccc}
\hline\hline 
\hbox{Abundance} & \hbox{$\Delta T$} & \hbox{$\Delta \log g$} & \hbox{$\Delta v_{\rm t}$} & \hbox{($\sum x^{2}$)$^{1/2}$} \\
\hbox{} & \hbox{(100~K)} & \hbox{ (+ 0.2 dex) } & \hbox{ (+ 0.2~km~s$^{-1}$}) &  \\
\hbox{(1)} & \hbox{(2)} & \hbox{(3)} & \hbox{(4)} & \hbox{(5)} \\
\hline
\multicolumn{5}{c} {\bf NGC~6522-B-128}\\
\hbox{[FeI/H]}          &  +0.06  &   0.00 & -0.08 & 0.10 \\
\hbox{[FeII/H]}         &   -0.07  &  +0.11 & -0.07 & 0.14  \\
\hbox{[O/Fe]}           &  +0.08  &  0.00 & +0.02  & 0.08  \\
\hbox{[NaI/Fe]}         &  0.00  &  +0.05 & 0.00  &  0.05  \\
\hbox{[MgI/Fe]}         &  +0.05  &  +0.01 &  0.00  &  0.05   \\
\hbox{[SiI/Fe] }        & +0.15   &  0.00 & 0.00 &  0.15  \\
\hbox{[CaI/Fe]}         &   -0.03  &  +0.04 & +0.05 &  0.07  \\
\hbox{[TiI/Fe]}         &    -0.08  &  0.00 &  +0.05 &  0.09  \\
\hbox{[TiII/Fe]}        &   0.00  &   -0.05 & -0.01 &  0.05  \\
\hbox{[BaII/Fe]}        &   -0.02  &  +0.01 & +0.15 &  0.15  \\
\hbox{[LaII/Fe]}        &   0.00  &  -0.10 & 0.00  &  0.10  \\
\hbox{[EuII/Fe]}        &   0.00  &  -0.20 & 0.00  &  0.20  \\
\hline
\end{tabular}
\par
\smallskip
The errors are to be
added to the reported abundances. The values given are a mean
derived from the  errors  from each line.
\end{table}