Open Access
Table 1
FF test p-values for a comparison between the emission of the different CO isotopologs in each pair of clouds(a).
| No temperatu re correction | ||||||
|---|---|---|---|---|---|---|
| Clouds | CO(1−0) | 13CO(1−0) | C18O(1−0) | CO(2−1) | 13CO(2−1) | C18O(2−1) |
| California(b) – Perseus | 4.9 × 10−9 | 4.8 × 10−6 | 5.2 × 10−1 | - | - | - |
| California – Orion A | 7.8 × 10−10 | 2.9 × 10−9 | 9.4 × 10−2 | - | - | - |
| Perseus – Orion A | 2.8 × 10−2 | 1.7 × 10−2 | 2.2 × 10−1 | 4.7 × 10−3 | 3.9 × 10−3 | 8.6 × 10−2 |
| With temperat ure correction | ||||||
| Clouds | CO(1−0) | 13CO(1−0) | C18O(1−0) | CO(2−1) | 13CO(2−1) | C18O(2−1) |
| California – Perseus | 2.5 × 10−6 | 5.0 × 10−6 | 5.2 × 10−1 | - | - | - |
| California – Orion A | 8.4 × 10−9 | 2.0 × 10−5 | 9.7 × 10−2 | - | - | - |
| Perseus – Orion A | 4.9 × 10−1 | 2.1 × 10−2 | 3.1 × 10−1 | 6.7 × 10−1 | 4.4 × 10−2 | 3.0 × 10−1 |
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