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Table 4
COS column densities and velocities for the absorbing components in the PKS 2155-304 sight line (Wakker et al. 2012, for high ions), Wakker et al., in prep. for low ions, and H i column density from FUSE.
| v (km s-1) | log N(cm-2) | |||||||
| H i | C ii | C iv | O vi | Si ii | Si iii | Si iv | Al ii | |
|
|
||||||||
| –270 | 15.0 ± 0.3 | <12.55 | 13.36 ± 0.04 | 13.22 ± 0.08 | <11.96 | 12.15 ± 0.10 | 12.34 ± 0.22 | <12.00 |
| –232 | 14.6 ± 0.3 | <12.55 | 13.27 ± 0.05 | 13.26 ± 0.08 | <11.96 | 11.93 ± 0.13 | 12.37 ± 0.22 | <11.98 |
| –134 | 16.25 ± 0.25 | 13.72 ± 0.03 | 13.26 ± 0.05 | 13.82 ± 0.03 | 12.92 ± 0.06 | 13.00 ± 0.04 | 12.63 ± 0.11 | 12.05 ± 0.13 |
| MWYa | 20.11 | >14.94 | 13.70 ± 0.04 | 14.04 ± 0.04 | 14.15 ± 0.02 | >13.69 | 13.07 ± 0.02 | >13.33 |
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