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Table 2

Computed column densities.

AOD PC
Trough Ion Ca Sb C-S (C-S)/C C S C-S (C-S)/C

T1 N(C iv)  >47.1  >39.0 ···    ···     >135  >101 ···    ···   
T1 N(N v) 64.8  ±  0.8 48.6  ±  5.0 16.2 0.25  ±  0.08 86.4  ±  1.5 70.7 15.8 0.18
T2 N(C iv) 227  ±  1 252  ±  8 –25 –0.11  ±  0.03 264  ±  1 288 –24.0 –0.09
T2 N(N v) 201  ±  1 215  ±  10 –14 –0.07  ±  0.05 225  ±  1 254 –28.4 –0.13
T3 N(C iv) 56.0  ±  0.4 61.4  ±  3.4 –5.4 –0.10  ±  0.06 68.9  ±  0.7 67.9  ±  3.9 1.0 0.01  ±  0.06
T3 N(N v) 62.2  ±  0.8 64.6  ±  5.6 –2.5 –0.04  ±  0.09 78.0  ±  1.2 84.5 –6.5 –0.08
T4 N(C iv) 64.1  ±  0.5 71.4  ±  3.4 –7.3 –0.11  ±  0.05 72.7  ±  0.5 76.5  ±  3.1 –3.8 –0.05  ±  0.04
T4 N(N v) 84.7  ±  0.9 78.5  ±  5.4 6.1 0.07  ±  0.06 92.7 91.2 1.5 0.02
T5 N(C iv) 197  ±  1 211  ±  10 –13 –0.07  ±  0.05 264  ±  4 266 –2.0 –0.01
T5 N(N v) 299  ±  2 272 28 0.09 356  ±  5 346 10.2 0.03
T5 N(Si iv) 2.7  ±  0.2 4.6 –2.0 –0.74 2.8 9.5 –6.7 –2.5
T6 N(C iv) 28.2  ±  0.4 28.9  ±  2.7 –0.7 –0.03  ±  0.10 33.7  ±  0.5 35.3 –1.6 –0.05
T6 N(N v) 50.6  ±  0.8 48.4  ±  4.9 2.3 0.04  ±  0.10 54.8  ±  0.7 53.6  ±  3.8 1.2 0.02  ±  0.07
T7 N(C iv) 24.9  ±  0.4 27.7  ±  2.8 –2.8 –0.11  ±  0.12 ···    ···    ···    ···   
T7 N(N v) 64.4  ±  0.5 66.7  ±  4.5 –2.3 –0.04  ±  0.07 96.8  ±  2.3 69.0 27.9 0.29
T8 N(C iv)  < 3.7  < 5.2 ···    ···    ···    ···    ···    ···   
T8 N(N v) 16.8  ±  0.6 16.6  ±  3.6 0.1 0.01  ±  0.22 21.3  ±  0.8 24.2 –2.9 –0.14
T9 N(C iv)  < 4.2  < 4.9 ···    ···    ···    ···    ···    ···   
T9 N(N v) 17.4  ±  0.7 21.9  ±  4.2 –4.5 –0.26  ±  0.25 20.5  ±  0.5 34.0 –13.5 –0.66

Notes. 

(a)

Nion in units of 1012 cm-2 measured from the 2009 COS observations. All errors are statistical only.

(b)

Nion in units of 1012 cm-2 measured from the 2001 STIS observations.

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