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Table A.2.

Logarithm of the total column densities (in cm−2) of ions detected in the observed O I systems.

QSO zabs logNHI a logNHI b logNOI logNCII logNSiII logNAlII logNFeII logNMgII logNSiIV logNCIV
PSO J308-27 5.4400 > 19.10 … 14.09 ± 0.02 13.68 ± 0.03 13.14 ± 0.07 < 11.86 12.57 ± 0.06 13.06 ± 0.06 12.67 ± 0.05 13.41 ± 0.07
PSO J308-27 5.6268 > 19.79 … 14.78 ± 0.03 14.47 ± 0.03 13.67 ± 0.02 12.45 ± 0.13 13.33 ± 0.03 13.74 ± 0.05 13.12 ± 0.05 13.60 ± 0.12
PSO J023-02 5.4869 > 19.33 … 14.32 ± 0.03 14.27 ± 0.15 < 13.43 < 12.33 12.64 ± 0.10 13.18 ± 0.11 < 12.65 < 13.51
PSO J023-02** 5.8441 … … 14.35 ± 0.04 14.32 ± 0.04 13.14 ± 0.04 12.84 ± 0.10 12.95 ± 0.07 … > 14.90 > 16.39
PSO J025-11* 5.7763 > 19.23 20.35 ± 0.10 14.22 ± 0.04 14.49 ± 0.03 13.71 ± 0.04 12.58 ± 0.16 13.10 ± 0.05 13.70 ± 0.11 13.80 ± 0.07 14.40 ± 0.05
PSO J025-11* 5.8385 > 20.73 21.25 ± 0.10 > 15.72 > 15.46 14.79 ± 0.09 13.43 ± 0.20 14.50 ± 0.04 > 14.58 13.51 ± 0.03 14.15 ± 0.05
PSO J108+08 5.5624 > 18.85 … 13.84 ± 0.03 13.12 ± 0.06 < 12.42 < 11.56 < 11.91 … < 12.39 < 13.31
SDSS J0818+1722 5.7912 > 19.51 … 14.50 ± 0.02 14.14 ± 0.01 13.33 ± 0.01 … 12.96 ± 0.05 … < 12.58 13.38 ± 0.07
SDSS J0818+1722 5.8767 > 19.13 20.20 ± 0.10 14.12 ± 0.02 13.77 ± 0.03 12.96 ± 0.02 < 11.90 12.49 ± 0.08 12.96 ± 0.09 12.51 ± 0.07 13.28 ± 0.05
PSO J007+04* 5.9917 > 18.98 20.40 ± 0.10 13.97 ± 0.08 13.45 ± 0.07 12.69 ± 0.04 < 12.10 12.57 ± 0.20 < 12.84 12.78 ± 0.10 13.42 ± 0.14
SDSS J2310+1855* 5.9388 > 20.28 21.00 ± 0.10 > 15.27 > 14.33 13.72 ± 0.07 12.17 ± 0.38 13.32 ± 0.07 > 13.49 < 12.31 < 12.95
PSO J158-14 5.8986 > 19.61 … 14.60 ± 0.07 14.31 ± 0.03 13.65 ± 0.04 12.26 ± 0.21 13.14 ± 0.03 … 12.83 ± 0.06 13.13 ± 0.09
PSO J239-07* 5.9918 > 18.83 … 13.82 ± 0.06 13.18 ± 0.11 12.60 ± 0.03 < 11.75 < 12.14 12, 47 ± 0.11 < 12.33 …
ULAS J1319+0950* 6.0172 > 18.94 … 13.93 ± 0.06 13.17 ± 0.11 12.50 ± 0.04 11.84 ± 0.23 12.45 ± 0.15 12.61 ± 0.16 < 12.34 < 12.89
PSO J060+24 5.6993 > 19.51 … 14.50 ± 0.09 14.22 ± 0.18 13.64 ± 0.03 12.30 ± 0.23 12.96 ± 0.07 … 12.72 ± 0.08 13.29 ± 0.09
PSO J065-26 5.8677 > 20.02 … 15.01 ± 0.02 14.53 ± 0.02 13.87 ± 0.03 12.47 ± 0.15 13.42 ± 0.03 13.64 ± 0.05 < 12.48 < 12.83
PSO J065-26* 6.1208 > 20.42 … > 15.41 > 15.24 14.54 ± 0.02 13.21 ± 0.04 13.97 ± 0.03 > 14.43 < 12.73 < 12.99
PSO J065-26* 6.1263 > 19.52 … 14.51 ± 0.03 > 14.91 14.04 ± 0.03 13.11 ± 0.05 13.38 ± 0.03 > 14.35 13.33 ± 0.03 13.50 ± 0.03
SDSS J0100+2802 5.7974 > 19.64 … 14.63 ± 0.03 14.09 ± 0.02 13.56 ± 0.03 12.06 ± 0.08 13.12 ± 0.02 … 12.65 ± 0.12 13.00 ± 0.10
SDSS J0100+2802 5.9450 > 18.45 … 13.44 ± 0.04 13.57 ± 0.02 12.77 ± 0.07 11.45 ± 0.14 12.25 ± 0.05 12.64 ± 0.03 12.59 ± 0.08 12.89 ± 0.09
SDSS J0100+2802 6.1114 > 19.70 … 14.69 ± 0.14 13.91 ± 0.07 13.01 ± 0.03 11.56 ± 0.10 12.65 ± 0.03 13.10 ± 0.04 < 12.01 < 12.32
SDSS J0100+2802 6.1434 > 19.67 20.20 ± 0.10 14.66 ± 0.02 14.11 ± 0.02 13.27 ± 0.02 11.74 ± 0.11 12.92 ± 0.02 13.26 ± 0.03 < 12.07 < 12.27
DELS J1535+1943 5.8990 … … … 14.64 ± 0.16 13.69 ± 0.07 … 13.17 ± 0.04 13.66 ± 0.19 13.47 ± 0.04 14.14 ± 0.05
PSO J183+05 6.0642 > 19.53 … 14.52 ± 0.03 14.31 ± 0.06 13.70 ± 0.04 12.55 ± 0.07 13.15 ± 0.04 13.83 ± 0.19 13.88 ± 0.03 14.47 ± 0.03
PSO J183+05* 6.4041 > 19.79 20.60 ± 0.10 14.78 ± 0.04 14.52 ± 0.07 13.96 ± 0.03 12.39 ± 0.07 13.36 ± 0.03 > 14.07 < 12.83 < 13.06
WISEA J0439+1634 6.2743 > 18.18 … 13.17 ± 0.17 13.03 ± 0.12 12.19 ± 0.04 < 11.05 < 11.60 < 11.78 < 12.16 < 12.50
VDES J0224-4711 6.1228 > 19.47 … 14.46 ± 0.02 14.00 ± 0.13 13.37 ± 0.06 < 11.94 12.86 ± 0.06 13.14 ± 0.04 < 12.76 < 12.76
PSO J036+03 6.0611 > 19.89 … 13.88 ± 0.04 13.47 ± 0.09 13.09 ± 0.12 11.81 ± 0.23 < 12.13 12.89 ± 0.13 12.57 ± 0.11 12.93 ± 0.15
DELS J0923+0402 6.3784 > 19.57 … 14.56 ± 0.09 13.84 ± 0.25 13.11 ± 0.05 < 12.23 < 12.53 12.86 ± 0.14 … …

Notes.

Errors on measurements and lower limits are 1σ while upper limits are 3σ.

(a)

Estimate of the H I column density obtained from eq. 5 assuming a metallicity [Fe/H]≤ − 2.

(b)

Estimate of the H I column density derived from the fit of the Lyα line.

(*)

These systems are PDLA.

(**)

This system was excluded from the analysis, see its description in Appendix C.

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