\begin{table}%t3
\caption{Intensity ratios in apertures A, B  and~C of {\it slit~1} and
for {\it slit~2}~(s2).}\label{logs}
%\centering
\par
\begin{tabular}{lcccc}
\hline\hline    
Ratio   &   A   &   B   &   C   &s2   \\   
\hline  
log ([\ion{O}{iii}]$\lambda 5007$)/(H${\beta}\ \lambda 4861$) &1.1 &
0.8&     1.0&0.4\\     
log ([\ion{O}{ii}]$\lambda     3727$)/([\ion{O}{iii}]$\lambda   5007$)   &   --0.9&  --0.3&--0.7&--\\   log ([\ion{N}{ii}]$\lambda   6583)$/(H${\alpha}\ \lambda   6563$)
&--0.4&--0.2 &--0.4&--0.4 \\ 
\hline
\end{tabular}
\end{table}