\begin{table}%t4
\caption{\label{corT98}Correction terms of the transformation to match the Lick system for
WHT, Loiano, and TNG~data in the sense $I_{\rm Lick} = I_{\rm measured}+c$.}
\small%\centerline
 {
  \begin{tabular}{l|rl|rl|rl}
    \hline\hline
    &&&&&& \\[-8pt]
Index & $c$  & rms & $c$  & rms  &  $c$  & rms \\
      &  WHT &  WHT &  Loi &  Loi &   TNG &  TNG\\
    \hline
Mg2    & 0.015 &0.022 & 0.018 &0.015 & --0.016 &0.015\\
Mgb    & 0.000 &0.588 &--0.122 &0.290 & --0.333 &0.399\\
Fe5270 &--0.210 &0.451 &--0.148 &0.504 & --0.108 &0.451\\
Fe5335 &--0.230 &0.346$^a$ &--0.188 &0.287 & --0.188 &0.218\\ 
\hline
\end{tabular}}
\medskip
$^a$ We have not considered B178 in the fit for AF2/WYFFOS data.
\end{table}