\begin{table}%t3
\caption{\label{table3}Journal of galaxy observations.} 
%\centering
\par
\begin{tabular}{lccl}
\hline\hline
\multicolumn{1}{c}{ident.}&
\multicolumn{1}{c}{Slit PA} &
\multicolumn{1}{c}{$t_{\rm exp}$}   &
\multicolumn{1}{c}{observational notes}  \\
\multicolumn{1}{c}{}& 
\multicolumn{1}{c}{[deg]} & 
\multicolumn{1}{c}{[s]}  &
\multicolumn{1}{c}{}  \\
\hline
NGC~3607  &   120  & 2~$\times$~1800 &\\
NGC~3818  &   103  & 2~$\times$~1800 &\\
NGC~4374  &   135  & 2~$\times$~1800 & clouds\\
NGC~4696  &   95  & 2~$\times$~1800 &  clouds\\
NGC~4697 &   70  & 2~$\times$~1800  &   \\
NGC~5011&   154& 2~$\times$~1800 & clouds\\
NGC~5044&   11  & 2~$\times$~1800 & low S/N, clouds\\
NGC~5077 &   11 & 2~$\times$~1800 & low S/N \\
NGC~5090 &   136  & 2~$\times$~1800 & clouds, spectrum includes NGC~5091 spiral\\
NGC~5193&   71  & 2~$\times$~1800  & clouds, spectrum includes a spiral galaxy in the field \\
 & & \\
NGC~5266&   109  & 2~$\times$~1800 & low S/N\\
NGC~5638&   150  & 2~$\times$~1800 &\\
NGC~5812&   130  & 2~$\times$~1800 & clouds\\
NGC~5813&   145  & 2~$\times$~1800 & \\
NGC~5831&   55  & 2~$\times$~1800   &\\
NGC~5898&   30  & 2~$\times$~1800   & clouds, strong wind\\
NGC~6758&   121  & 2~$\times$~1800 & \\
NGC~6776&   15  & 2~$\times$~1800   & \\
\hline
\end{tabular}
\end{table}