\begin{table}%t9 \caption{\label{tab_ks1}K-S statistics of (ir)regularity parameters of the cluster and field galaxies in our sample.} \par %\centering \par \begin{tabular}{lcccc} \hline \hline \noalign{\smallskip} &$D$ & $P$ \\ \hline ${\sigma_{\rm PA}}$ & 0.18 & 0.874 \\ ${k_{3,5}/k_{1}}$ & 0.18 & 0.856 \\ ${\Delta \phi}$ & 0.32 & 0.209 \\ \hline \end{tabular} \tablefoot {$D$: K-S statistics specifying the maximum deviation between the cumulative distribution of the given parameter for cluster and field galaxies in our sample; $P$: significance level of the K-S statistics. \\ $k_{3,5}/k_{1}$ of galaxy~1F5, $\Delta \phi$ of the galaxies that have $\epsilon \leq 0.1$ (galaxies~1F2,~2F4, 2F12~and~4C3) and all parameters for galaxies~1F10,~2F5, 2F11 and 2F15\&16 are excluded from the calculations as explained in Paper~III for the MS~0451 sample and here, in Sect.~\ref{special} for the~rest.} \end{table}