\begin{table}%t2
%\centering
\par
\caption{Component structure of the $z_{\rm abs} = 2.067$ DLA system toward Q0450$-$13.
\label{Q0450-Ntable}}
%$$
%\begin{tabular}{l c c c l c | l c c c l c}
%\hline\hline
%Comp. & $z_{\rm abs}$ & $v_{\rm rel}^*$ & $b (\sigma_b)$ & Ion & $\log N (\sigma_{\log N})$ & Comp. %& $z_{\rm abs}$ & 
%$v_{\rm rel}^*$ & $b (\sigma_b)$ & Ion & $\log N (\sigma_{\log N})$ \\
%      &               & [km s$^{-1}$]   & [km s$^{-1}$]  &     &                            &       &               & 
%[km s$^{-1}$]   & [km s$^{-1}$]  &     &        
%\smallskip
%\\ 
%\hline
%\multicolumn{6}{l}{\hspace{0.3cm} Low-ion transitions} & & & & & & \\
%\hline
%\\[-0.28cm]
%1 & 2.06579 &  $-$99 & \phantom{0}2.2{\scriptsize (0.1)} & \ion{Fe}{ii} & 12.98{\scriptsize (0.02)} %& 7 & 2.06680 &	0  & \phantom{0}7.2{\scriptsize (0.1)} & \ion{Fe}{ii} & 13.59{\scriptsize (0.01)} \\  
%  &         &        &                                   & \ion{Si}{ii} & 12.94{\scriptsize (0.05)} &	&	  &	   &				       & \ion{Si}{ii} & 13.87{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{O}{i}   & 13.13{\scriptsize (0.08)} &	&	  &	   &				       & \ion{O}{i}   & $>15.73$ \\   
%  &         &        &                                   & \ion{Al}{ii} & 11.90{\scriptsize (0.03)} &	&	  &	   &				       & \ion{Al}{ii} & 12.60{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Ni}{ii} & $<12.35$                  &	&	  &	   &				       & \ion{S}{ii}  & 13.53{\scriptsize (0.05)} \\  
%\kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.2cm}{2\\ \\ \\ \\ \\ \\ 3}}}
 % & 2.06598 &  $-$80 &           16.9{\scriptsize (0.3)} & \ion{Fe}{ii} & 13.14{\scriptsize (0.01)} &	&	  &	   &				       & \ion{Ni}{ii} & $<12.66$ \\   
%  &         &        &                                   & \ion{Si}{ii} & 13.75{\scriptsize (0.02)} &	&	  &	   &				       & \ion{N}{i}   & 13.10{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{O}{i}   & 13.78{\scriptsize (0.04)} &	&	  &	   &				       & \ion{P}{ii}  & 11.90{\scriptsize (0.15)} \\  
%  &         &        &                                   & \ion{Al}{ii} & 12.74{\scriptsize (0.01)} &	&	  &	   &				       & \ion{Mg}{ii} & 14.97{\scriptsize (0.04)} \\  
%  &         &        &                                   & \ion{Ni}{ii} & $<12.86$                  &	&	  &	   &				       & \ion{Ar}{i}  & $<12.21$ \\   
%  &         &        &                                   & \ion{N}{i}   & 12.71{\scriptsize (0.07)} &	&	  &	   &				       & \ion{Cr}{ii} & $<11.92$ \\   		      
%3
%  & 2.06603 &  $-$75 & \phantom{0}4.9{\scriptsize (0.2)} & \ion{Fe}{ii} & 12.94{\scriptsize (0.01)} & 8 & 2.06698 &  $+$18 & \phantom{0}8.6{\scriptsize (0.3)} & \ion{Fe}{ii} & 13.07{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{Si}{ii} & 13.51{\scriptsize (0.03)} &	&	  &	   &				       & \ion{Si}{ii} & 13.51{\scriptsize (0.01)} \\  
%  &         &        &                                   & \ion{O}{i}   & 13.37{\scriptsize (0.08)} &	&	  &	   &				       & \ion{O}{i}   & 14.11{\scriptsize (0.04)} \\  
%  &         &        &                                   & \ion{Al}{ii} & 12.48{\scriptsize (0.02)} &	&	  &	   &				       & \ion{Al}{ii} & 12.47{\scriptsize (0.01)} \\  
%4 & 2.06643 &  $-$36 & \phantom{0}8.6{\scriptsize (0.2)} & \ion{Fe}{ii} & 13.63{\scriptsize (0.01)} &	&	  &	   &				       & \ion{S}{ii}  & 13.32{\scriptsize (0.07)} \\
%  &         &        &                                   & \ion{Si}{ii} & 13.95{\scriptsize (0.02)} &	&	  &	   &				       & \ion{Ni}{ii} & $<12.17$ \\   		      
%  &         &        &                                   & \ion{O}{i}   & $>14.63$                  &	&	  &	   &				       & \ion{N}{i}   & 12.51{\scriptsize (0.07)} \\  
 % &         &        &                                   & \ion{Al}{ii} & 12.70{\scriptsize (0.08)} &	&	  &	   &				       & \ion{P}{ii}  & 11.85{\scriptsize (0.18)} \\  
%  &         &        &                                   & \ion{S}{ii}  & 13.58{\scriptsize (0.05)} &	&	  &	   &				       & \ion{Mg}{ii} & 14.77{\scriptsize (0.06)} \\  
%  &         &        &                                   & \ion{Ni}{ii} & $<12.68$                  & 9 & 2.06716 &  $+$35 & \phantom{0}6.6{\scriptsize (0.2)} & \ion{Fe}{ii} & 12.98{\scriptsize (0.01)} \\  
%  &         &        &                                   & \ion{N}{i}   & 12.90{\scriptsize (0.04)} &	&	  &	   &				       & \ion{Si}{ii} & 13.30{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{P}{ii}  & 12.35{\scriptsize (0.10)} &	&	  &	   &				       & \ion{O}{i}   & 14.52{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Mg}{ii} & 14.83{\scriptsize (0.07)} &	&	  &	   &				       & \ion{Al}{ii} & 12.13{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{Ar}{i}  & $<12.15$                  &	&	  &	   &				       & \ion{S}{ii}  & 13.19{\scriptsize (0.08)} \\
%  &         &        &                                   & \ion{Cr}{ii} & $<12.01$                  &	&	  &	   &				       & \ion{Ni}{ii} & $<12.52$ \\   		      
%5 & 2.06657 &  $-$22 & \phantom{0}5.2{\scriptsize (0.4)} & \ion{Fe}{ii} & 13.47{\scriptsize (0.03)} &	&	  &	   &				       & \ion{N}{i}   & 12.61{\scriptsize (0.07)} \\  
%  &         &        &                                   & \ion{Si}{ii} & 13.75{\scriptsize (0.03)} &	&	  &	   &				       & \ion{Mg}{ii} & 14.66{\scriptsize (0.08)} \\  
%  &         &        &                                   & \ion{O}{i}   & $>14.60$                  & 10& 2.06758 &  $+$76 & \phantom{0}3.2{\scriptsize (0.3)} & \ion{Fe}{ii} & 12.33{\scriptsize (0.02)} \\  
 % &         &        &                                   & \ion{Al}{ii} & 12.36{\scriptsize (0.03)} &	&	  &	   &				       & \ion{Si}{ii} & 12.63{\scriptsize (0.08)} \\  
 % &         &        &                                   & \ion{S}{ii}  & 13.37{\scriptsize (0.06)} &	&	  &	   &				       & \ion{O}{i}   & 13.83{\scriptsize (0.04)} \\  
 % &         &        &                                   & \ion{Ni}{ii} & $<12.53$                  &	&	  &	   &				       & \ion{Al}{ii} & 11.54{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{N}{i}   & 12.90{\scriptsize (0.04)} & 11& 2.06771 &  $+$89 & \phantom{0}7.3{\scriptsize (0.2)} & \ion{Fe}{ii} & 12.75{\scriptsize (0.01)} \\  
%  &         &        &                                   & \ion{P}{ii}  & 11.76{\scriptsize (0.19)} &	&	  &	   &				       & \ion{Si}{ii} & 13.17{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Mg}{ii} & 14.90{\scriptsize (0.04)} &	&	  &	   &				       & \ion{O}{i}   & 14.53{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Ar}{i}  & $<11.96$                  &	&	  &	   &				       & \ion{Al}{ii} & 11.88{\scriptsize (0.01)} \\  
%  &         &        &                                   & \ion{Cr}{ii} & $<11.91$                  & \kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.3cm}{12\\ \\ \\ \\ 13}}}
                                                                                                      %  & 2.06797 & $+$114 &	       11.7{\scriptsize (2.5)} & \ion{Fe}{ii} & 12.17{\scriptsize (0.08)} \\  
%6 & 2.06666 &  $-$14 & \phantom{0}2.3{\scriptsize (0.1)} & \ion{Fe}{ii} & 13.37{\scriptsize (0.02)} &	&	  &	   &				       & \ion{Si}{ii} & 12.60{\scriptsize (0.02)} \\  
%  &         &        &                                   & \ion{Si}{ii} & 13.90{\scriptsize (0.10)} &	&	  &	   &				       & \ion{O}{i}   & 13.61{\scriptsize (0.03)} \\  
 % &         &        &                                   & \ion{O}{i}   & $>13.85$                  &	&	  &	   &				       & \ion{Al}{ii} & 11.45{\scriptsize (0.03)} \\  
 % &         &        &                                   & \ion{Al}{ii} & 13.70{\scriptsize (0.11)} & %13
%                                                                                                        & 2.06811 & $+$128 & \phantom{0}3.1{\scriptsize (0.8)} & \ion{Fe}{ii} & 12.00{\scriptsize (0.09)} \\  
 % &         &        &                                   & \ion{S}{ii}  & 13.30{\scriptsize (0.06)} &	&	  &	   &				       & \ion{Si}{ii} & 12.36{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Ni}{ii} & $<12.63$                  &	&	  &	   &			%	       & \ion{O}{i}   & 13.59{\scriptsize (0.04)} \\  
%  &         &        &                                   & \ion{N}{i}   & 12.51{\scriptsize (0.06)} &	&	  &	   &				       & \ion{Al}{ii} & 10.74{\scriptsize (0.10)} \\
%  &         &        &                                   & \ion{P}{ii}  & 12.15{\scriptsize (0.11)} &	&	  &	   & & & \\
%  &         &        &                                   & \ion{Mg}{ii} & 14.69{\scriptsize (0.07)} &	&	  &	   & & & \\
%  &         &        &                                   & \ion{Ar}{i}  & $<11.88$                  &	&	  &	   & & & \\ 
%  &         &        &                                   & \ion{Cr}{ii} & $<11.71$                  &	&	  &	   & & & \\
%  &         &        &                                & \ion{C}{ii}$^*$ & 12.57{\scriptsize (0.11)} &	&	  &	   & & & \\
%\hline
%\multicolumn{6}{l}{\hspace{0.3cm} Intermediate-ion transitions} & & & & & & \\
%\hline
%\\[-0.28cm]
%1 & 2.06581 &  $-$97 & \phantom{0}6.6{\scriptsize (1.0)} & \ion{Al}{iii} & 12.00{\scriptsize (0.04)} & 3 & 2.06603 &  $-$75 & \phantom{0}8.0{\scriptsize (0.3)} & \ion{Al}{iii} & 12.65{\scriptsize (0.01)} \\
%  &         &        &                                   & \ion{Fe}{iii} & 13.20{\scriptsize (0.06)} &   &	   &	    &					& \ion{Fe}{iii} & 13.86{\scriptsize (0.02)} \\
%  &         &        &                                   & \ion{N}{ii}   & 13.54{\scriptsize (0.02)} &   &	   &	    &					& \ion{N}{ii}	& 13.99{\scriptsize (0.01)} \\
%2 & 2.06591 &  $-$87 & \phantom{0}2.0{\scriptsize (1.0)} & \ion{Al}{iii} & 11.87{\scriptsize (0.05)} & 4 & 2.06640 &  $-$39 &		13.0{\scriptsize (0.9)} & \ion{Al}{iii} & 12.42{\scriptsize (0.03)} \\  
%  &         &        &                                   & \ion{Fe}{iii} & 12.91{\scriptsize (0.12)} &   &	   &	    &					& \ion{Fe}{iii} & 13.56{\scriptsize (0.04)} \\  
%  &         &        &                                   & \ion{N}{ii}   & 13.20{\scriptsize (0.04)} &   &	   &	    &					& \ion{N}{ii}	& 13.78{\scriptsize (0.01)} \\ 
%5 & 2.06666 &  $-$14 & \phantom{0}9.8{\scriptsize (0.9)} & \ion{Al}{iii} & 12.35{\scriptsize (0.04)} & 6 & 2.06700 &  $+$19 &		16.2{\scriptsize (1.7)} & \ion{Al}{iii} & 12.31{\scriptsize (0.04)} \\   
%  &	    &	     &  				 & \ion{Fe}{iii} & 13.32{\scriptsize (0.06)} &   &	   &	    &					& \ion{Fe}{iii} & 13.75{\scriptsize (0.04)} \\   
%  &	    &	     &  				 & \ion{N}{ii}   & 13.86{\scriptsize (0.01)} &   &	   &	    &					& \ion{N}{ii}	& 13.79{\scriptsize (0.02)} \\
%\hline
%\end{tabular}
%$$
%\smallskip
%$^*$ Velocity relative to $z=2.06680$. \\
%{Note.} In this and all the following tables describing the component structure of the DLAs 
%studied, the encompassed components correspond to components which, according to our criterion, cannot 
%be considered as individual ISM clouds on the QSO line of sight (see Sect.~\ref{indiv-clouds} for %the 
%definition of our criterion). 
\includegraphics{tab2.eps}
\end{table}