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Table 1
[12C II] and [13C II] spectroscopic parameters.
| Line | Statistical | Weight | Frequency | Vel. offset | Relative |
|---|---|---|---|---|---|
| gu | gl | ν | δ v |
intensity | |
| (GHz) | (km s−1) |  |
|||
| [12C II] 2P3∕2 −2P1∕2 | 4 | 2 | 1900.5369 | 0 | − |
| [13C II] F = 2 → 1 | 5 | 3 | 1900.4661 | +11.2 | 0.625 |
| [13C II] F = 1 → 0 | 3 | 1 | 1900.9500 | −65.2 | 0.250 |
| [13C II] F = 1 → 1 | 3 | 3 | 1900.1360 | +63.2 | 0.125 |
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