\begin{table}%t1
%\centering
\par
\caption{Parameters of the double Gaussian fit executed on the
$\rm H\alpha$, [OIII] 5007, and [NII] 6583 emission lines. The flux of the
components F is given in $10^{-16}$ erg/s/cm$^2$, position with respect to the nominal
center wavelength $v$ and $\sigma$ are given in km~s$^{-1}$. } 
\label{fit1}
\par
\begin{tabular}{cccccccc} 
\hline\hline Name & Line  & $F_1$ & $v_1$  & $\sigma_1$ & $F_2$ & $v_2$  &  $\sigma_2$  \\ 
\hline 
5253-1 & $\rm H\alpha$  &  96.9  &  4.3 &  22.0  & 38.3  &  --34.6  &  18.5  \\ 
     & [OIII]    &  90.6   &  3.3  &  22.3  & 23.6   & --37.9  &  15.1  \\ 
     & [NII]     &    8.0  &   6.3 & 19.7   &   3.0    & --33.0  &  15.5  \\ 
\hline                    
5253-5 & $\rm H\alpha$ &  997.1  &  0.6   &  19.2  &  968.8  &  --10.9 &  49.9  \\ 
& [OIII]   &  1496.8  &  0.7 &  16.2  &  1635.5  &  --8.7 &  48.6   \\ 
& [NII]    &  43.5      &   2.3   & 14.2  &    93.1     &  --8.6 &  38.1  \\ 
\hline                        
He 2-10 & $\rm H\alpha$  &  30.2  &  1.43   &  34.2  &  33.7  & --19.0  &  93.5  \\ 
& [OIII]   &  8.4  &  --1.03 &   33.9 &  8.7  & --25.9  &  86.8   \\ 
& [NII]    &  9.3  & 0.9   &   30.9 &  9.7  & --17.7  &  87.4   \\ \hline 
\end{tabular} 
\end{table}