\begin{table}%t1  
\caption{\label{table1}Imaging and spectral log.} 
\small 
\par
%%\centerline

{
\begin{tabular}{lcccc}  
\hline\hline  
\multicolumn{5}{c}{IMAGING} \\  
\hline
Filter & $\lambda_{\rm c}$ & $\Delta \lambda$ & Total exp. time & Fields$^{a}$ \\
 & (\AA) & (\AA) & (s) & \\
\hline
\HNII & 6566 & 75 & 6600 (3)$^{b}$ & W   \\
\SII & 6712 & 20 & 6600 (3) & W              \\
\OIII & 5014 & 28 & 4800 (2) & W             \\
\OII & 3727 & 25 & 4800 (2) & W              \\
Cont blue & 5470 & 230 & 360 (3) & W         \\
Cont red & 6096 & 134 & 510 (5) & W   	        \\
\HNII & 6566 & 75 & 2400 (1) & E 	        \\
\SII & 6712 & 20 & 2400 (1) & E 	        \\
\OIII & 5014 & 28 & 4800 (2) & E 	        \\
\OII & 3727 & 25 & 2400 (1) & E 	        \\
Cont blue & 5470 & 230 & 360 (3) & E 	        \\
Cont red & 6096 & 134 & 360 (3) & E 	        \\
\hline
\multicolumn{5}{c}{SPECTROSCOPY} \\  
\hline  
Area & \multicolumn{2}{c}{Slit centers} & Total exp. time &  Telescope \\  
     & $\alpha$                         & $\delta$        & (s) \\  
\hline  
Area 1 & 20\h01\m06.2\s & 33\degr56\arcmin20\arcsec &2700 (1)&  1.3-m \\
Area 2 & 20\h01\m05.0\s & 33\degr56\arcmin15\arcsec &7200 (2)&  1.3-m\\
Area 3 & 20\h00\m58.2\s & 33\degr54\arcmin34\arcsec &3600 (2)&  1.3-m\\
Area 4 & 20\h00\m52.0\s & 33\degr55\arcmin41\arcsec &3600 (2)&  1.3-m\\
Area 5 & 20\h01\m05.4\s & 33\degr54\arcmin20\arcsec &3600 (2)&  2.1-m\\
\hline  
\end{tabular}}
\par
\medskip
${^a}$ Field observed: W(=West), E(=East).\\ 
${^b}$ Numbers in parentheses represent the number of individual
frames. 
\end{table}