Table 1
Imaging parameters and final map characteristics.
| DCO+ (J = 3–2) | H13CO+ (J = 3–2) | 12CO (J = 2–1) | N2D+ (J = 3–2) | H13CO+ (J = 1–0) | C17O(**) (J = 1–0) | cont. | |
|---|---|---|---|---|---|---|---|
| Rest. Freq. (GHz) | 216.112 | 260.255 | 230.538 | 231.321 | 86.754 | 112.359 | 110 |
| Θlrs(*) (arcsec) | 11.3 | 16.0 | 10.6 | 10.6 | 22.3 | ||
| Pixel size (arcsec) | 0.5 | 0.5 | 0.5 | 0.5 | 0.25 | 0.25 | 0.3 |
| Θmaj (arcsec) | 1.5 | 1.5 | 1.5 | 1.5 | 2.6 | 2.6 | 0.8 |
| Θmin (arcsec) | 1.5 | 1.5 | 1.5 | 1.5 | 2.6 | 2.6 | 0.7 |
| PA(°) | 0 | 0 | 0 | 0 | 0 | 0 | −61.5 |
| Spectral res. (km s−1) | 0.2 | 0.2 | 0.2 | 0.2 | 0.15 | 0.15 | - |
| rms (mJy beam−1) | 22.37 | 53.15 | 143.5 | 6.00 | 18.58 | 10.57 | 0.065 |
| vel. range (km s−1) | 7.8–8.9 | 7.5–8.9 | 7.6–9.4 | 7.7–8.9 | 7.4–9.2 | 4.7–6.5 | - |
| 7.7–9.3 | |||||||
| rms (mJy beam−1 km s−1) | 11.17 | 21.28 | 634.6 | 5.23 | 17.17 | 17.58 | - |
Notes. (*)Largest recoverable scale, computed as θLRS = 206265(0.6λ/bmin) in arcsec, where λ is the rest wavelength of the line, and bmin is the minimum baseline of the configuration, both in m (Asayama et al. 2016). (**)The two velocity ranges correspond to the two resolved hyperfine components.
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