Open Access
Table 1
Spectral windows (spws) of our ALMA observations of W Hya.
| spw | Central frequency (GHz) | Bandwidth (MHz) | Velocity resolution (km s−1) | Angular resolution (mas) | RMS mJy/beam | Continuum flux density (mJy) |
|---|---|---|---|---|---|---|
| 1 | 250.727 | 468.75 | 1.17 | 19.7 × 16.5 | 0.57 | 267.7 ± 1.3 |
| 2 | 251.826 | 468.75 | 1.16 | 19.3 × 16.7 | 0.52 | 270.0 ± 1.4 |
| 3 | 252.471 | 468.75 | 1.16 | 19.3 × 16.7 | 0.47 | 271.8 ± 1.0 |
| 4 | 253.703 | 468.75 | 1.15 | 19.1 × 16.5 | 0.52 | 273.7 ± 1.4 |
| 5 | 265.886 | 468.75 | 1.10 | 18.4 × 15.8 | 0.59 | 301.5 ± 1.6 |
| 6 | 266.943 | 468.75 | 1.10 | 18.4 × 15.8 | 0.55 | 305.6 ± 1.5 |
| 7 | 267.198 | 468.75 | 1.10 | 18.3 × 15.8 | 0.60 | 306.0 ± 1.5 |
| 8 | 267.720 | 937.50 | 1.09 | 18.2 × 15.8 | 0.63 | 306.2 ± 1.3 |
| 9 | 268.168 | 937.50 | 1.09 | 18.1 × 15.7 | 0.65 | 307.8 ± 1.3 |
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