Open Access
Table 1.
QSO properties and data.
| P036+03 | J0305–3150 | J2348–3054 | |
|---|---|---|---|
| Coordinates and BH properties | |||
| RA (J2000) | 02:26:01.875 | 03:05:16.91 | 23:48:33.34 |
| Dec (J2000) | 03:02:59.40 | –31:50:55.9 | –30:54:10.24 |
| zMgII | 6.527 ± 0.002 | 6.605 ± 0.002 | 6.889 ± 0.007 |
| MBH (×109 M⊙) | 2.7 ± 0.5 (a) | 0.8 ± 0.2 (b) |
 (b) |
| Lbol (×1013 L⊙) | 6.47 ± 0.04 (c) | 2.45 ± 0.03 (c) | 1.93 ± 0.05 (c) |
| Previous sub-/mm observations | |||
| z[C II] | 6.541 ± 0.002 | 6.6145 ± 0.0001 | 6.9018 ± 0.0007 |
| [C II] 158 μm flux (Jy km s−1) | 3.16 ± 0.09 (d) | 5.25 ± 0.30 (e) | 1.53 ± 0.16 (f,d) |
| FWHM[C II] (km s−1) | 237 ± 10 (d) | 268 ± 20 (e) | 457 ± 50 (d) |
| Underlying (∼1 mm) continuum flux density (mJy) | 2.55 ± 0.05 (d) | 5.34 ± 0.13 (d) | 2.28 ± 0.07 (f) |
| zCO, [CI] | 6.5410 ± 0.0003 | 6.6139 ± 0.0005 | 6.9007 ± 0.0005 |
| CO(6–5) flux (Jy km s−1) | 0.35 ± 0.03 (g) | 0.63 ± 0.04 (e) | 0.28 ± 0.05 (f) |
| [C I] (2–1) flux (Jy km s−1) | 0.21 ± 0.04 (g) | 0.25 ± 0.03 (e) | 0.16 ± 0.06 (f) |
| CO(7–6) flux (Jy km s−1) | 0.40 ± 0.04 (g) | 0.55 ± 0.04 (e) | 0.26 ± 0.06 (f) |
| Underlying (∼3 mm) continuum flux density (mJy) | 0.13 ± 0.02 (g) | 0.27 ± 0.02 (e) | 0.12 ± 0.01 (f) |
| CO(10–9) flux (Jy km s−1) | 0.38 ± 0.08 (*) | … | … |
| Previously measured sizes | |||
| deconv. [C II] 158 μm size (kpc) (d) | 2.4 ± 1.6 | 2.8 × 2.6 | 1.0 × 0.5 |
| 2 rhalf,[C II] (kpc) (h,i) | 2.3 ± 0.1 | 3.6 ± 0.1 | 0.88 ± 0.03 |
| VLA observations | |||
| Beam FWHM (″) | 1.00 × 0.77 | 1.86 × 0.74 | 1.49 × 0.68 |
| Beam FWHM (kpc) | 5.5 × 4.2 | 10.2 × 4.0 | 9.6 × 3.8 |
| rms over channels of 1.2 FWHM[CII] (mJy beam−1) | 29.3 | 33.4 | 12.3 |
| CO(2–1) flux (Jy km s−1) | < 0.054σ | < 0.064σ | 0.04 ± 0.01 |
| Derived dust and molecular gas masses | |||
| Mmol, CO(2 − 1) (M⊙) | < 1.2 × 1010 | < 1.6 × 1010 | (1.2 ± 0.2)×1010 |
| Mmol, [CI](2 − 1) (M⊙) | (1.9 ± 0.9)×1010 | (2.4 ± 1.0)×1010 | (1.6 ± 0.9)×1010 |
| Mdust (M⊙) | (1.2 ± 0.7)×108 | (2.3 ± 0.7)×109 | (1.1 ± 0.6)×108 |
References.
(*)
from a Gaussian fit to the spectrum extracted from the NOEMA observations of programmes S15DA and W15FD (also used in Decarli et al. 2022).
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