Table 1.
Auxiliary data: compilation of cold gas absorption systems.
| Quasar | zabs | log(NH I/cm−2) | log(Z/Z⊙) | log(NH2/cm−2) | log(Pth/K cm−3 | b/kpc | Reference |
|---|---|---|---|---|---|---|---|
| J0000+0048 | 2.526 | 20.80 ± 0.10 | 0.46 ± 0.45 |
 |
3.6 ± 0.1 | – | (21) |
| Q0013−0029 | 1.973 | 20.83 ± 0.05 | −0.59 ± 0.05 |
 |
– | – | (23) |
| Q0027−1836 | 2.402 | 21.75 ± 0.10 | −1.63 ± 0.10 |
 |
– | – | (17) |
| J0136+0440 | 2.779 | 20.73 ± 0.01 | −0.58 ± 0.03 |
 |
4.1 ± 0.1 | – | (4) |
| J0203+1134 | 3.387 | 21.26 ± 0.08 | −1.25 ± 0.10 |
 |
– | – | (29, 5) |
| J0216−0021 | 1.736 | 20.28 ± 0.05 | −0.27 ± 0.10 | – | – | – | (15) |
| Q0347−3919 | 3.025 | 20.73 ± 0.05 | −0.98 ± 0.09 |
 |
– | – | (27) |
| Q0405−4418 | 2.595 | 20.90 ± 0.10 | −1.02 ± 0.12 |
 |
– | – | (27, 13) |
| Q0551−3638 | 1.962 | 20.50 ± 0.08 | −0.13 ± 0.09 |
 |
– | 15.4 ± 1.0 | (13, 10) |
| J0643−5041 | 2.659 | 21.03 ± 0.08 | −0.91 ± 0.09 |
 |
3.8 ± 0.3 | – | (1) |
| J0811+0838 | 1.905 | 20.10 ± 0.10 | −0.11 ± 0.17 | – | – | – | (15) |
| J0812+3208 | 2.626 | 21.35 ± 0.10 | −0.81 ± 0.10 |
 |
4.0 ± 0.3 | – | (8) |
| J0815+2640 | 1.680 | 20.85 ± 0.07 | −0.26 ± 0.11 | – | – | – | (15) |
| J0816+1446 | 3.287 | 22.00 ± 0.10 | −1.10 ± 0.10 |
 |
3.7 ± 0.1 | – | (7) |
| J0843+0221 | 2.786 | 21.82 ± 0.11 | −1.52 ± 0.09 |
 |
4.9 ± 0.1 | – | (3) |
| J0852+1935 | 1.787 | 20.00 ± 0.20 | 0.21 ± 0.25 | – | – | – | (15) |
| J0854+0317 | 1.566 | 20.68 ± 0.05 | −0.30 ± 0.08 | – | – | – | (15) |
| J0857+1855 | 1.730 | 19.70 ± 0.20 | −0.19 ± 0.21 | – | – | – | (15) |
| J0858+1749 | 2.625 | 20.40 ± 0.01 | −0.63 ± 0.02 |
 |
3.8 ± 0.1 | – | (4) |
| J0906+0548 | 2.567 | 20.13 ± 0.01 | −0.18 ± 0.07 |
 |
4.7 ± 0.1 | – | (4) |
| J0917+0154 | 2.107 | 21.00 ± 0.07 | −0.18 ± 0.12 |
 |
– | – | (15, 22) |
| J0918+1636 | 2.580 | 20.96 ± 0.05 | −0.12 ± 0.05 |
 |
– | 16.0 ± 0.8 | (6) |
| J0927+1543 | 1.731 | 21.00 ± 0.20 | −0.16 ± 0.21 | – | – | – | (15) |
| J0946+1216 | 2.607 | 21.15 ± 0.02 | −0.48 ± 0.01 |
 |
4.4 ± 0.1 | – | (4) |
| J1037−2703 | 2.139 | 19.70 ± 0.10 | −0.26 ± 0.11 | – | – | – | (13, 27) |
| J1047+2057 | 1.775 | 20.58 ± 0.05 | −0.18 ± 0.12 | – | – | – | (15) |
| J1117+1437 | 2.001 | 19.80 ± 0.10 | 0.35 ± 0.14 |
 |
– | – | (15, 22) |
| J1122+1437 | 1.554 | 20.18 ± 0.10 | −0.62 ± 0.15 | – | – | – | (15) |
| J1133−0057 | 1.705 | 21.00 ± 0.30 | −0.44 ± 0.31 | – | – | – | (15) |
| J1143+1420 | 2.323 | 21.64 ± 0.06 | −0.80 ± 0.06 |
 |
– | 0.6 ± 0.3 | (25) |
| J1146+0743 | 2.840 | 21.54 ± 0.01 | −0.57 ± 0.02 |
 |
4.6 ± 0.2 | – | (4) |
| Q1232+0815 | 2.338 | 20.90 ± 0.09 | −1.32 ± 0.12 |
 |
3.8 ± 0.1 | – | (2) |
| J1236+0010 | 3.033 | 20.78 ± 0.01 | −0.58 ± 0.04 |
 |
3.6 ± 0.6 | – | (4) |
| J1237+0647 | 2.691 | 20.00 ± 0.15 | 0.34 ± 0.12 |
 |
3.7 ± 0.2 | – | (19) |
| J1248+2848 | 1.513 | 20.35 ± 0.15 | −0.04 ± 0.17 | – | – | – | (15) |
| J1302+2111 | 1.656 | 21.07 ± 0.07 | −0.59 ± 0.10 | – | – | – | (15) |
| J1306+2815 | 2.012 | 19.70 ± 0.20 | 0.24 ± 0.22 | – | – | – | (15) |
| J1311+2225 | 3.092 | 20.75 ± 0.10 | −0.61 ± 0.14 |
 |
– | – | (15, 22) |
| J1314+0543 | 1.583 | 20.07 ± 0.10 | 0.24 ± 0.12 | – | – | – | (15) |
| Q1331+0170 | 1.777 | 21.17 ± 0.07 | −1.22 ± 0.04 |
 |
3.7 ± 0.3 | – | (9) |
| J1337+3152 | 3.174 | 21.36 ± 0.10 | −1.45 ± 0.22 |
 |
3.1 ± 0.3 | – | (28) |
| J1439+1117 | 2.418 | 20.10 ± 0.09 | 0.16 ± 0.11 |
 |
– | 38 (a) | (18, 26) |
| J1441+2737 | 4.224 | 20.95 ± 0.10 | −0.63 ± 0.10 |
 |
– | – | (14) |
| Q1444+0126 | 2.087 | 20.25 ± 0.07 | −0.80 ± 0.09 |
 |
4.1 ± 0.3 | – | (27) |
| J1456+1609 | 3.350 | 21.70 ± 0.10 | −1.32 ± 0.11 |
 |
– | – | (20) |
| J1513+0352 | 2.464 | 21.83 ± 0.02 | −0.84 ± 0.23 |
 |
4.4 ± 0.1 | 1.4 ± 0.9 | (24) |
| J1615+2648 | 2.118 | 20.55 ± 0.10 | −0.05 ± 0.15 | – | – | – | (15) |
| J1623+1355 | 1.751 | 20.10 ± 0.10 | −0.01 ± 0.26 | – | – | – | (15) |
| J1646+2329 | 1.998 | 19.75 ± 0.10 | 0.13 ± 0.18 |
 |
– | – | (15, 22) |
| J1705+3543 | 2.038 | 20.62 ± 0.12 | 0.07 ± 0.14 | – | – | – | (15) |
| J2100−0641 | 3.091 | 21.05 ± 0.15 | −0.73 ± 0.15 |
 |
3.5 ± 1.2 | – | (9) |
| J2123−0050 | 2.060 | 19.18 ± 0.15 | 0.12 ± 0.15 |
 |
– | – | (15, 22) |
| J2140−0321 | 2.340 | 22.40 ± 0.10 | −1.05 ± 0.13 |
 |
4.6 ± 0.3 | – | (20) |
| J2225+0527 | 2.131 | 20.69 ± 0.05 | −0.09 ± 0.15 |
 |
– | 5.6 ± 0.9 | (11, 10) |
| J2229+1414 | 1.585 | 19.80 ± 0.15 | 0.04 ± 0.25 | – | – | – | (15) |
| J2232+1242 | 2.230 | 21.75 ± 0.03 | −1.48 ± 0.05 |
 |
– | – | (25) |
| Q2231−0015 | 2.066 | 20.56 ± 0.10 | −0.74 ± 0.16 | – | 3.9 ± 0.5 | – | (9) |
| J2257−1001 | 1.836 | 20.40 ± 0.07 | 0.03 ± 0.18 |
 |
– | – | (15, 22) |
| Q2318−1107 | 1.989 | 20.68 ± 0.05 | −0.85 ± 0.06 |
 |
– | – | (17) |
| J2331−0908 | 2.143 | 21.15 ± 0.15 | −0.54 ± 0.15 |
 |
– | – | (15, 22) |
| J2334−0908 | 2.287 | 20.50 ± 0.07 | −1.33 ± 0.11 | – | 3.7 ± 0.2 | – | (27) |
| J2336−1058 | 1.829 | 20.33 ± 0.02 | −0.22 ± 0.10 |
 |
– | – | (15, 22) |
| J2340−0053 | 2.054 | 20.35 ± 0.15 | −0.92 ± 0.03 |
 |
3.9 ± 0.4 | – | (9, 22) |
| Q2343+1232 | 2.431 | 20.40 ± 0.07 | −0.87 ± 0.10 |
 |
– | – | (17) |
| J2347−0051 | 2.588 | 20.47 ± 0.01 | −0.82 ± 0.04 |
 |
3.9 ± 0.5 | – | (4) |
| J2350−0052 | 2.426 | 20.50 ± 0.10 | −0.62 ± 0.10 |
 |
4.3 ± 0.1 | 6.7 ± 1.6 | (16, 12) |
Notes.
No uncertainty was reported by Rudie et al. (2017).
References. (1) Albornoz Vásquez et al. (2014); (2) Balashev et al. (2011); (3) Balashev et al. (2017); (4) Balashev et al. (2019); (5) Ellison et al. (2001); (6) Fynbo et al. (2011); (7) Guimarães et al. (2012); (8) Jorgenson et al. (2009); (9) Jorgenson et al. (2010); (10) Kanekar et al. (2020); (11) Krogager et al. (2016); (12) Krogager et al. (2017); (13) Ledoux et al. (2003); (14) Ledoux et al. (2006); (15) Ledoux et al. (in prep.); (16) Noterdaeme et al. (2007a); (17) Noterdaeme et al. (2007b); (18) Noterdaeme et al. (2008); (19) Noterdaeme et al. (2010); (20) Noterdaeme et al. (2015); (21) Noterdaeme et al. (2017); (22) Noterdaeme et al. (2018); (23) Petitjean et al. (2002); (24) Ranjan et al. (2018); (25) Ranjan et al. (2020); (26) Rudie et al. (2017); (27) Srianand et al. (2005); (28) Srianand et al. (2010); (29) Srianand et al. (2012).
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