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Table 1.
Main properties of the ALMA and VLA data sets used in this work.
| Project ID | Obs. | Freq. | Beam | Continuum rms | Line rms | Channel width |
|---|---|---|---|---|---|---|
| [GHz] | [arcsec2] | [mJy beam−1] | [mJy beam−1] | [km s−1] | ||
| 2017.1.00236.S | ALMA | 225.4–244.1 | 0.23 × 0.18 at 87 deg | 0.02 | 0.3 | 10 |
| 2017.1.01439.S | ALMA | 226.1–244.1 | 0.62 × 0.54 at 78 deg | 0.05 | 0.4 | 10.4 |
| 2017.1.01439.S (*) | ALMA | 226.1–244.1 | 2.18 × 2.03 at −82 deg | 0.05 | 0.9 | 10.4 |
| 17B-074 | VLA | 4.5–6.5 | 0.98 × 0.4 at −77 deg | 0.14 | – | – |
Notes. (*)uvrange < 100 m. The uvrange parameter of the tclean task of CASA software is used to select the baselines in the desired region of the uv-plane. This allows us to separate the CO(2−1) emission on compact and extended physical scales.
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