Table 3: Intervening O VI systems toward HE1104-1805 A and B, and RX J0911.4+0551 A and B.
  LOS A   LOS B    
Ion z $\log N$ b   z $\log N$ b Class QSO
H I 2.010370 14.39(0.01) 41.3(0.9)         II HE1104-1805
C IV 2.010531 11.84(0.07) 5.5(1.6)   2.010452 12.88(0.01) 7.6(0.3)    
O VI 2.010473 13.39(0.21) 9.8(6.1)     <13.7      
H I         2.052476 13.48(0.02) 24.5(1.6) II HE1104-1805
C IV 2.053196 11.77(0.09) 5.2(2.1)   2.052499 12.84(0.02) 8.9(0.5)    
O VI 2.052481 14.01(0.06) 8.3(1.7)   2.052440 13.77(0.16) 7.4(4.5)    
H I 2.086492 >15.11(0.01) 29.9(0.7)         II HE1104-1805
C IV 2.086522 12.19(0.04) 9.6(1.1)     <12.0      
O VI 2.086682 13.21(0.11) 10.5(3.5)     <13.5      
H I 2.158179 >14.70(0.02) 26.7(0.4)   2.158165 >14.80(0.05) 27.9(0.6) II HE1104-1805
C IV 2.158093 12.13(0.04) 10.2(1.4)   2.158087 12.52(0.03) 9.5(1.0)    
O VI 2.158112 13.22(0.11) 4.6(2.9)   2.158139 13.32(0.09) 8.6(2.0)    
H I   16.67(0.12)a       17.00(0.08)a   II HE1104-1805
C IV   13.67(0.03)b       13.92(0.03)b      
O VI 2.200800 13.00(0.20) 4.8(3.3)   2.200822 13.34(0.15) 7.2(3.5)    
O VI 2.201069 13.57(0.08) 16.7(4.4)   2.201088 13.44(0.15) 12.6(5.9)    
H I 2.435220 13.93(0.04) 37.6(2.9)         I RX J0911.4+0551
H I 2.436189 14.86(0.02) 36.6(1.0)            
H I 2.437021 13.64(0.07) 71.1(5.8)            
C IV 2.437208 12.54(0.03) 13.9(1.2)   2.436724 12.86(0.04) 6.4(1.0)    
O VI 2.437271 13.55(0.04) 10.0(1.0)   2.437265 13.70(0.10) 10.6(3.7)    
H I 2.516735 14.82(0.03) 59.8(2.2)         I RX J0911.4+0551
C III 2.516871 12.18(0.20) 26.7(0.0)            
C IV 2.516871 12.67(0.14) 26.7(5.2)            
O VI 2.516735 13.62(0.10) 12.8(2.7)            
H I 2.517045 14.88(0.03) 31.9(1.3)            
C III 2.516995 12.50(0.07) 12.7(0.0)     <12.53      
C IV 2.516996 12.73(0.12) 12.7(1.6)   2.516916 12.92(0.06)b 17.6(2.6)    
O VI 2.517045 13.91(0.04) 16.7(1.5)   2.516961 14.06(0.07)b 22.8(4.2)    
H I 2.624316 13.84(0.77) 27.1(3.5)         II RX J0911.4+0551
H I 2.624381 14.08(0.44) 23.8(2.1)            
O VI 2.623886 12.85(0.06) 7.7(1.6)   2.623860 13.08(0.17) 1.9(0.9)    
H I 2.626526 14.49(0.01) 44.3(0.7)         II RX J0911.4+0551
O VI 2.626749 13.18(0.04) 12.4(1.5)   2.626694 13.18(0.14) 9.6(4.7)    
H I 2.631842 15.66(0.07) 10.0(2.3)         I RX J0911.4+0551
O VI 2.631480 13.66(0.06) 17.3(2.5)            
H I 2.632487 15.98(0.06) 21.6(3.4)            
O VI 2.631768 13.54(0.09) 8.9(1.2)            
O VI 2.632020 13.83(0.05) 12.9(1.1)            
H I 2.633119 16.25(0.04) 21.5(2.4)            
O VI 2.632495 13.91(0.15) 47.3(13.6)            
O VI 2.632770 14.43(0.04) 52.5(4.0)            
H I 2.633998 15.66(0.08) 16.4(3.4)            
O VI 2.633161 13.26(0.07) 6.7(1.1)            
S VI 2.633173 12.74(0.06) 8.5(1.5)            
O VI 2.633486 13.03(0.16) 7.8(2.1)            
O VI 2.633766 13.40(0.05) 10.1(1.2)            
O VI 2.634119 13.18(0.05) 12.7(1.6)     14.66(0.07)c      
Si IV   13.88(0.02)b       14.18(0.40)b      

a From Lopez et al. (1999). b Column density integrated over all fitted velocity components. c AODM value.

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