Table 2
Spectral data of the detected molecular transitions.
| Transition | Frequency(a) |  |
 |
 |
 |
|---|---|---|---|---|---|
| [GHz] | [s−1] | [K] | [cm−3] | ||
| C18O J = 2–1 | 219.560 | 6.01 × 10−7 | 5 | 15.9 | 9.3 × 103 |
| 13CO J = 2–1 | 220.398 | 6.04 × 10−7 | 5 | 15.9 | 9.4 × 103 |
| CH3OH J = 50−40 E+ | 241.700 | 6.04 × 10−5 | 11 | 47.9 | 5.5 × 105 |
| CH3OH J = 51−41 E− | 241.767 | 5.81 × 10−5 | 11 | 40.4 | 4.8 × 105 |
| CH3OH J = 50−40 A+ | 241.791 | 6.05 × 10−5 | 11 | 34.8 | 5.0 × 105 |
| CH3OH J = 51−41 E+ | 241.879 | 5.96 × 10−5 | 11 | 55.9 | 4.9 × 105 |
| CH3OH J = 52−42 E− | 241.904 | 5.09 × 10−5 | 11 | 60.7 | 4.2 × 105 |
Notes. (a) From the Cologne Database for Molecular Spectroscopy (CDMS; Müller et al. 2001) and the Jet Propulsion Laboratory catalogue (Pickett et al. 1998). (b) Calculated using a collisional temperature of 20 K and collisional rates from the Leiden Atomic and Molecular Database (LAMDA; Schöier et al. 2005). The references for the collisional rates are Yang et al. (2010) for the CO isotopologues and Rabli & Flower (2010) for CH3OH.
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