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Table 1
Spectroscopic parameters of observed lines.
| Transition (a) | Frequency | A | N(CO+)/ ∫ τ dv (b) |
|---|---|---|---|
| N, J | (MHz) | (s−1) | (cm−2 km−1s) |
| 2,3/2–1 3/2 | 235380.046 | 0.689 × 10−4 | 1.01 × 1014 |
| 2,3/2–1 1/2 | 235789.641 | 3.465 × 10−4 | 2.00 × 1013 |
| 2,5/2–1 3/2 | 236062.553 | 4.172 × 10−4 | 1.12 × 1013 |
| Transition (a) | Frequency | A |  / ∫ τ dv (c) |
| J | (MHz) | (s−1) | (cm−2 km−1s) |
| 2–1 | 220398.684 | 6.076 × 10−7 | 2.42 × 1015 |
| Transition (a) | Frequency | A | N(C18O)/ ∫ τ dv (c) |
| J | (MHz) | (s−1) | (cm−2 km−1s) |
| 2–1 | 219560.354 | 6.012 × 10−7 | 2.42 × 1015 |
Notes. (a) The spectroscopic data were extracted from the Cologne Database for Molecular Spectroscopy (CDMS; Müller et al. 2001, 2005; Endres et al. 2016). (b) For an excitation temperatureof 2.73 K. (c)For an excitation temperature of 5 K.
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