\begin{table}%t7
%\centering
\par
\caption{Component structure of the $z_{\rm abs} = 1.864$ DLA system toward Q2230+02.
\label{Q2230-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]											      
%\kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.2cm}{1\\ \\ \\ 2}}}
 % & 1.86183 & $-$184 & \phantom{0}4.3{\scriptsize (0.3)} & \ion{Fe}{ii} & 12.94{\scriptsize (0.04)} & 12& 1.86375 &  $+$17 & \phantom{0}6.0{\scriptsize (0.4)} & \ion{Fe}{ii} & 14.40{\scriptsize (0.04)} \\ 
%  &         &        &                                   & \ion{Si}{ii} & 13.60{\scriptsize (0.08)} &   &	  &	   &				       & \ion{Si}{ii} & 14.96{\scriptsize (0.02)} \\
%  &         &        &                                   & \ion{Al}{ii} & 12.16{\scriptsize (0.06)} &   &	  &	   &				       & \ion{S}{ii}  & 14.52{\scriptsize (0.04)} \\ 
%%2 
%  & 1.86191 & $-$176 &           10.0{\scriptsize (0.5)} & \ion{Fe}{ii} & 12.93{\scriptsize (0.04)} &   &	  &	   &				       & \ion{Mn}{ii} & 12.35{\scriptsize (0.02)} \\ 
 % &         &        &                                   & \ion{Si}{ii} & 13.16{\scriptsize (0.08)} &   &	  &	   &				       & \ion{Mg}{i}  & 12.11{\scriptsize (0.01)} \\	
%  &         &        &                                   & \ion{Al}{ii} & 12.06{\scriptsize (0.06)} &   &	  &	   &				    & \ion{C}{ii}$^*$ & 13.23{\scriptsize (0.01)} \\
%\kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.2cm}{3\\ \\ \\ \\ 4}}} 
 % & 1.86214 & $-$152 & \phantom{0}5.5{\scriptsize (0.3)} & \ion{Fe}{ii} & 12.91{\scriptsize (0.04)} &   &	  &	   &				       & \ion{N}{i}   & 14.44{\scriptsize (0.14)} \\
 % &         &        &                                   & \ion{Si}{ii} & 13.52{\scriptsize (0.06)} &   &	  &	   &				       & \ion{Cr}{ii} & 12.80{\scriptsize (0.04)} \\	
 % &         &        &                                   & \ion{O}{i}   & 13.70{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Zn}{ii} & 12.09{\scriptsize (0.04)} \\ 
 % &         &        &                                   & \ion{Al}{ii} & 12.28{\scriptsize (0.04)} &   &	  &	   &				       & \ion{Ni}{ii} & 13.33{\scriptsize (0.02)} \\
%%4 
 % & 1.86223 & $-$142 & \phantom{0}9.0{\scriptsize (1.3)} & \ion{Fe}{ii} & 12.52{\scriptsize (0.10)} &   &	  &	   &				       & \ion{P}{ii}  & 13.07{\scriptsize (0.08)} \\ 
  %&         &        &                                   & \ion{Si}{ii} & 12.84{\scriptsize (0.17)} &   &	  &	   &				       & \ion{Ti}{ii} & 12.19{\scriptsize (0.08)} \\   
  %&         &        &                                   & \ion{O}{i}   & 13.33{\scriptsize (0.06)} & 13& 1.86399 &  $+$42 &	       14.5{\scriptsize (0.7)} & \ion{Fe}{ii} & 14.34{\scriptsize (0.03)} \\ 
 % &         &        &                                   & \ion{Al}{ii} & 11.57{\scriptsize (0.17)} &   &	  &	   &				       & \ion{Si}{ii} & 14.81{\scriptsize (0.03)} \\
%5 & 1.86262 & $-$102 & \phantom{0}6.7{\scriptsize (0.3)} & \ion{Fe}{ii} & 13.52{\scriptsize (0.01)} &   &	  &	   &				       & \ion{S}{ii}  & 14.61{\scriptsize (0.08)} \\
 % &         &        &                                   & \ion{Si}{ii} & 13.91{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Mn}{ii} & 12.18{\scriptsize (0.04)} \\	
 % &         &        &                                   & \ion{Mg}{i}  & 11.47{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Mg}{i}  & 12.22{\scriptsize (0.01)} \\
%6 & 1.86274 &  $-$89 & \phantom{0}2.5{\scriptsize (0.4)} & \ion{Fe}{ii} & 13.23{\scriptsize (0.04)} &   &	  &	   &				    & \ion{C}{ii}$^*$ & 13.18{\scriptsize (0.02)} \\ 
 % &         &        &                                   & \ion{Si}{ii} & 13.58{\scriptsize (0.07)} &   &	  &	   &				       & \ion{N}{i}   & 14.12{\scriptsize (0.03)} \\
 % &         &        &                                   & \ion{Mg}{i}  & 10.93{\scriptsize (0.08)} &   &	  &	   &				       & \ion{Cr}{ii} & 12.46{\scriptsize (0.11)} \\
%7 & 1.86284 &  $-$79 & \phantom{0}7.4{\scriptsize (0.4)} & \ion{Fe}{ii} & 13.74{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Zn}{ii} & 11.88{\scriptsize (0.09)} \\ 
  %&         &        &                                   & \ion{Si}{ii} & 14.34{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Ni}{ii} & 13.30{\scriptsize (0.03)} \\
 % &         &        &                                   & \ion{Mg}{i}  & 11.54{\scriptsize (0.03)} &   &	  &	   &				       & \ion{P}{ii}  & 13.08{\scriptsize (0.08)} \\
%8 & 1.86305 &  $-$57 & \phantom{0}9.4{\scriptsize (0.6)} & \ion{Fe}{ii} & 13.91{\scriptsize (0.03)} & \kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.3cm}{14\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ 15}}} 
                                                                                                       % & 1.86430 &  $+$74 &	       17.3{\scriptsize (0.7)} & \ion{Fe}{ii} & 14.70{\scriptsize (0.03)} \\ 
 % &         &        &                                   & \ion{Si}{ii} & 14.29{\scriptsize (0.07)} &   &	  &	   &				       & \ion{Si}{ii} & 15.11{\scriptsize (0.02)} \\	
 % &         &        &                                   & \ion{Mn}{ii} & 11.92{\scriptsize (0.05)} &   &	  &	   &				       & \ion{S}{ii}  & 14.80{\scriptsize (0.06)} \\ 
 % &         &        &                                   & \ion{Mg}{i}  & 11.42{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Mn}{ii} & 12.48{\scriptsize (0.02)} \\ 
  %&         &        &                                   & \ion{N}{i}   & 13.68{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Mg}{i}  & 12.30{\scriptsize (0.10)} \\ 
  %&         &        &                                   & \ion{Ni}{ii} & 12.90{\scriptsize (0.17)} &   &	  &	   &				    & \ion{C}{ii}$^*$ & 13.22{\scriptsize (0.02)} \\
%9 & 1.86320 &  $-$41 & \phantom{0}8.3{\scriptsize (0.4)} & \ion{Fe}{ii} & 14.58{\scriptsize (0.02)} &   &	  &	   &				       & \ion{N}{i}   & 14.46{\scriptsize (0.03)} \\ 
 % &         &        &                                   & \ion{Si}{ii} & 15.00{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Cr}{ii} & 12.98{\scriptsize (0.04)} \\	 
 % &         &        &                                   & \ion{S}{ii}  & 14.61{\scriptsize (0.04)} &   &	  &	   &				       & \ion{Zn}{ii} & 12.30{\scriptsize (0.04)} \\ 
 % &         &        &                                   & \ion{Mn}{ii} & 12.45{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Ni}{ii} & 13.58{\scriptsize (0.02)} \\  
 % &         &        &                                   & \ion{Mg}{i}  & 11.93{\scriptsize (0.02)} &   &	  &	   &				       & \ion{P}{ii}  & 13.17{\scriptsize (0.07)} \\ 
  %&         &        &                                & \ion{C}{ii}$^*$ & $<13.32$                  &   &	  &	   &				       & \ion{Ti}{ii} & 12.25{\scriptsize (0.12)} \\ 
 % &         &        &                                   & \ion{N}{i}   & 14.39{\scriptsize (0.03)} & %15
                                                                                                      %  & 1.86445 &  $+$90 & \phantom{0}5.1{\scriptsize (1.5)} & \ion{Fe}{ii} & 13.42{\scriptsize (0.04)} \\  
 % &         &        &                                   & \ion{Cr}{ii} & 12.94{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Si}{ii} & 13.83{\scriptsize (0.10)} \\   
 % &         &        &                                   & \ion{Zn}{ii} & 12.09{\scriptsize (0.06)} &   &	  &	   &				       & \ion{Al}{ii} & 14.08{\scriptsize (0.11)} \\  
 % &         &        &                                   & \ion{Ni}{ii} & 13.54{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Mg}{i}  & 11.31{\scriptsize (0.04)} \\   
 % &         &        &                                   & \ion{P}{ii}  & 13.01{\scriptsize (0.09)} & \kern-5pt\raisebox{0pt}[0pt][0pt]{\framebox{\parbox[t]{0.3cm}{16\\ \\ \\ 17}}}
                                                                                                      %  & 1.86468 & $+$114 & \phantom{0}5.6{\scriptsize (0.3)} & \ion{Fe}{ii} & 13.11{\scriptsize (0.04)} \\  
 % &         &        &                                   & \ion{Ti}{ii} & 12.17{\scriptsize (0.08)} &   &	  &	   &				       & \ion{Si}{ii} & 13.61{\scriptsize (0.13)} \\
%10& 1.86338 &  $-$22 &           12.9{\scriptsize (0.9)} & \ion{Fe}{ii} & 13.81{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Al}{ii} & 12.38{\scriptsize (0.04)} \\  
 % &         &        &                                   & \ion{Si}{ii} & 14.26{\scriptsize (0.02)} & %17
                                                                                                      %  & 1.86478 & $+$125 &	       10.2{\scriptsize (0.4)} & \ion{Fe}{ii} & 13.26{\scriptsize (0.03)} \\	 
 % &         &        &                                   & \ion{S}{ii}  & 13.99{\scriptsize (0.10)} &   &	  &	   &				       & \ion{Si}{ii} & 13.64{\scriptsize (0.07)} \\  
 % &         &        &                                   & \ion{Mg}{i}  & 11.54{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Al}{ii} & 12.23{\scriptsize (0.03)} \\  
 % &         &        &                                & \ion{C}{ii}$^*$ & 13.15{\scriptsize (0.02)} &   &	  &	   &				       & \ion{Mg}{i}  & 11.62{\scriptsize (0.03)} \\ 
 % &         &        &                                   & \ion{N}{i}   & 13.67{\scriptsize (0.04)} & 18& 1.86502 & $+$150 & \phantom{0}6.9{\scriptsize (0.2)} & \ion{Fe}{ii} & 13.19{\scriptsize (0.01)} \\
%11& 1.86359 &      0 & \phantom{0}6.5{\scriptsize (0.2)} & \ion{Fe}{ii} & 13.65{\scriptsize (0.01)} &   &	  &	   &				       & \ion{Si}{ii} & 13.57{\scriptsize (0.10)} \\ 
 % &         &        &                                   & \ion{Si}{ii} & 14.11{\scriptsize (0.09)} &   &	  &	   &				       & \ion{O}{i}   & 14.47{\scriptsize (0.02)} \\	
 % &         &        &                                   & \ion{S}{ii}  & 13.83{\scriptsize (0.21)} &   &	  &	   &				       & \ion{Al}{ii} & 12.30{\scriptsize (0.02)} \\ 
 % &         &        &                                   & \ion{Mn}{ii} & 11.54{\scriptsize (0.10)} &   &	  &	   &				       & \ion{Mg}{i}  & 11.58{\scriptsize (0.03)} \\ 
 % &         &        &                                   & \ion{Mg}{i}  & 11.68{\scriptsize (0.02)} & 19& 1.86519 & $+$168 & \phantom{0}9.0{\scriptsize (0.6)} & \ion{Fe}{ii} & 12.53{\scriptsize (0.02)} \\ 
 % &         &        &                                & \ion{C}{ii}$^*$ & 12.69{\scriptsize (0.03)} &   &	  &	   &				       & \ion{Si}{ii} & 13.12{\scriptsize (0.09)} \\
 % &         &        &                                   & \ion{N}{i}   & 13.21{\scriptsize (0.06)} &   &	  &	   &				       & \ion{O}{i}   & 13.82{\scriptsize (0.02)} \\ 
  %&         &        &                                   & \ion{Ni}{ii} & 12.41{\scriptsize (0.20)} &   &	  &	   &				       & \ion{Al}{ii} & 11.87{\scriptsize (0.04)} \\
%20& 1.86548 & $+$198 &  	 14.6{\scriptsize (0.8)} & \ion{Fe}{ii} & 12.73{\scriptsize (0.02)} & 21& 1.86576 & $+$227 & \phantom{0}6.0{\scriptsize (1.7)} & \ion{Fe}{ii} & 11.85{\scriptsize (0.07)} \\
 % &	    &	     &  				 & \ion{Si}{ii} & 13.23{\scriptsize (0.08)} &   &   &   &   &   & \\
%  &	    &	     &  				 & \ion{O}{i}	& 14.07{\scriptsize (0.01)} &   &   &   &   &   & \\
 % &	    &	     &  				 & \ion{Al}{ii} & 11.81{\scriptsize (0.05)} &   &   &   &   &   & \\
%\hline												      
%\multicolumn{6}{l}{\hspace{0.3cm} Intermediate-ion transitions} & & & & & & \\ 			      
%\hline	
%\\[-0.28cm] 
%1 & 1.86262 & $-$102 & \phantom{0}6.7{\scriptsize (0.3)} & \ion{Al}{iii} & 12.25{\scriptsize (0.03)} & 8 & 1.86375 &  $+$17 & \phantom{0}6.0{\scriptsize (0.4)} & \ion{Al}{iii} & 12.75{\scriptsize (0.01)} \\
%2 & 1.86274 &  $-$89 & \phantom{0}2.5{\scriptsize (0.4)} & \ion{Al}{iii} & 12.28{\scriptsize (0.04)} &   &	   &	    &					& \ion{Fe}{iii} & $<13.74$ \\
%3 & 1.86284 &  $-$79 & \phantom{0}7.4{\scriptsize (0.4)} & \ion{Al}{iii} & 12.53{\scriptsize (0.02)} & 9 & 1.86399 &  $+$42 &		14.5{\scriptsize (0.7)} & \ion{Al}{iii} & 12.71{\scriptsize (0.02)} \\
%4 & 1.86305 &  $-$57 & \phantom{0}9.4{\scriptsize (0.6)} & \ion{Al}{iii} & 12.31{\scriptsize (0.03)} &   &	   &	    &					& \ion{Fe}{iii} & $<13.72$ \\
%5 & 1.86320 &  $-$41 & \phantom{0}8.3{\scriptsize (0.4)} & \ion{Al}{iii} & 12.91{\scriptsize (0.01)} & 10& 1.86432 &  $+$76 &		11.2{\scriptsize (0.6)} & \ion{Al}{iii} & 12.91{\scriptsize (0.02)} \\
%  &         &        &                                   & \ion{Fe}{iii} & $<13.90$                  &   &	   &	    &					& \ion{Fe}{iii} & $<13.92$ \\
%6 & 1.86338 &  $-$22 &           12.9{\scriptsize (0.9)} & \ion{Al}{iii} & 12.18{\scriptsize (0.04)} & 11& 1.86450 &  $+$95 & \phantom{0}4.8{\scriptsize (1.5)} & \ion{Al}{iii} & 11.99{\scriptsize (0.09)} \\ 
 % &         &        &                                   & \ion{Fe}{iii} & $<13.73$                  &   &	   &	    &					& \ion{Fe}{iii} & $<13.05$ \\
%7 & 1.86359 &      0 & \phantom{0}6.5{\scriptsize (0.2)} & \ion{Al}{iii} & 11.82{\scriptsize (0.07)} &   &   &   &   &   & \\
%  &         &        &                                   & \ion{Fe}{iii} & $<13.46$                  &   &   &   &   &   & \\
%\hline
%\end{tabular}
%$$
%\smallskip
%$^*$ Velocity relative to $z=1.86359$. 
\includegraphics[width=10cm,clip]{tab7.eps}
\end{table}