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Table 5.
APEX 12CO/ 13CO isotopologue intensity ratios.
| Name | J = 6–5 (a) | J = 3–2 (b) | J = 2–1 (c) | J = 1–0 (c) |
|---|---|---|---|---|
| (9″) | (14″) | (11″) | (22″) | |
| (1) | (2) | (3) | (4) | (5) |
| N253 | 13.3 ± 0.2 (d) | 11.7 ± 1.2 | 10.7 ± 1.1 | 12.7 ± 1.3 |
| N613 | 15.1 ± 4.4 | 11.3 ± 2.1 | 10.5 ± 2.1 | 11.5 ± 1.8 |
| N660 | 12.7 ± 3.3 | 12.4 ± 1.9 | 19.8 ± 2.4 | 14.0 ± 1.4 |
| N1068 | 21.7 ± 3.2 | 15.2 ± 2.2 | 12.8 ± 1.4 | 11.8 ± 1.7 |
| N1097 | 11.0 ± 3.7 | 14.6 ± 2.3 (e) | 14.4 ± 2.2 | 10.5 ± 1.6 |
| N1365 | 13.6 ± 2.0 | 12.2 ± 1.3 | 11.7 ± 1.2 | 11.1 ± 15 |
| N1808 | 24.1 ± 3.3 | 17.1 ± 1.7 | 12.9 ± 1.4 | 16.5 ± 1.2 |
| N2559 | 13.7 ± 2.7 | 22.4 ± 4.3 | 10.4 ± 2.1 | 9.9 ± 1.9 |
| N4945 | 12.1 ± 0.6 | 7.5±0.9 (f) | 7.7 ± 0.9 (g) | 13.2 ± 1.3 |
| N5236 | 21.2 ± 5.3 | 10.0 ± 1.2 | 8.3 ± 1.3 | 13.6 ± 1.1 |
| N6240 | 24.8 ± 6.8 | 26.5 ± 6.6 | 38 ± 9.4 | 29 ± 8 |
Notes. (a)APEX, This Paper; (b)JCMT, Paper I; (c)IRAM, Paper I; (d) also CSO (11″), Hailey-Dunsheath et al. (2008); (e)APEX, 18″ Piñol-Ferrer et al. (2011); (f)APEX (18″) Bellocchi et al. (2020); (g)SMA (10″) Chou et al. (2007).
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