\begin{table}%t4
%\centering
\par
\caption{\label{tab_gasdata}Format example of the measured gas kinematics for \object{NGC~4125} as a function of distance from the center (positive: east, negative:  west) for the different position  angles. (The full Table is available electronically).} 
\begin{tabular}{ccccccccc}
\hline\hline \noalign{\smallskip}
Galaxy & $R$ & PA & $V_{\rm gas}$ & $\sigma_{\rm gas}$ & H$\beta$ & [OIII]/H$\beta$ & [NI]/H$\beta$ \\ 
       & (\arcsec) & (deg) & (km~s$^{-1}$) & (km~s$^{-1}$) & \AA & & \\
\hline
\object{NGC~4125} & $-$81.3 & 82	& $-3.4\pm25.5$ & $180.9\pm25.6$ & $0.06\pm0.02$ & $6.0\pm1.6$&$1.7\pm0.03$\\
\hline
\end{tabular}
\end{table}