\begin{table}%t3
\caption {\label{tab:lum-OI}Equivalent widths of [O{\sc i}]~6300~\AA\ measured 
in CASPEC spectra \citep{Covino1996} and line luminosity 
derived using simultaneous $R$-band photometry.
}  %%\centering

\par
  \begin{tabular}{ c c c c }
  \hline \hline
     JD     &   $R$   & $W_{[\rm O{\sc I}]}$  & $L_{\rm [O{\sc I}]}$ \\
 $-$2~440~000 &  mag  &	  (\AA)~~     & (10$^{28}$~erg~s$^{-1}$)\\
  \hline
 9384.62   &  11.47 &  --0.78~$\pm$~0.06 & 5.4~$\pm$~0.4 \\        
 9384.70   &  11.70 &  --0.91~$\pm$~0.08 & 5.1~$\pm$~0.4 \\        
 9384.87   &  11.88 &  --1.24~$\pm$~0.16 & 5.9~$\pm$~0.8 \\        
 9385.62   &  10.56 &  --0.32~$\pm$~0.03 & 5.1~$\pm$~0.5 \\        
 9385.76   &  10.41 &  --0.25~$\pm$~0.03 & 4.6~$\pm$~0.5 \\        
 9385.87   &  10.39 &  --0.24~$\pm$~0.03 & 4.5~$\pm$~0.6 \\        
\hline 
% \hline 
\end{tabular}
\end{table}