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Table A.7
Observed line fluxes 
(K km s-1) for C2H5CN.
| Frequency | Transition | E up | A | Sources | ||
| [GHz] | [K] | [s-1] | IRAS 20126+4104 | IRAS 18089-1732 | G31.41+0.31 | |
|
|
||||||
| C2H5CN | ||||||
|
|
||||||
| 218.390 | 243,21–233,20 | 140 | 8.7(–4) | <0.18 | – | ~1.03 (0.45) |
| 219.903 | 123,10–112,9 | 44 | 3.0(–5) | <0.28 | <0.24 | ~0.18 (0.13) |
| 225.236 | 254,21–244,20 | 158 | 9.4(–4) | <0.00 | ~0.53 (0.36) | 2.53 (0.85) |
| 225.307 | 123,9–112,10 | 44 | 3.2(–5) | <0.19 | <0.25 | <1.46 (0.57): |
| 225.317 | 232,22–221,21 | 122 | 4.8(–5) | <0.19 | <0.25 | <1.79 (0.65): |
| 240.699 | 169,7/8–178,10/9 | 148 | 7.9(–6) | <0.20 | <0.48 (0.10): | <0.89 (0.46): |
| 240.861 | 281,28–270,27 | 169 | 1.0(–4) | <0.20 | <0.27 (0.05): | ~0.78 (0.37) |
| 338.143 | 373,34–363,33 | 317 | 3.3(–3) | – | – | 5.74 (2.44) |
| 339.895 | 392,38–382,37 | 334 | 3.3(–3) | <0.15 | ~0.38 (0.68) | 3.45 (1.05) |
| 339.968 | 382,36–372,35 | 327 | 3.3(–3) | <0.15 | ~0.50 (0.32) | 2.20 (0.69) |
| 340.149 | 391,38–381,37 | 334 | 3.3(–3) | <0.15 | ~0.26 (0.17) | 2.20 (0.82) |
| 352.992 | 212,19–201,20 | 105 | 1.4(–5) | <0.13 | <0.24 | <0.19 |
| 353.089 | 233,20–222,21 | 129 | 5.8(–5) | <0.16 | <0.24 | ~0.58 (0.29) |
| 354.477 | 403,38–393,37 | 361 | 3.8(–3) | <0.18 | <3.38 (0.68): | 1.33 (0.65) |
Notes.The notation a( − b) stands for a × 10− b. < Means upper limit. ~ Means uncertain detection, S/N ≲ 2. – Means frequency not observed. : Means blended line.
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