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Table A.2

Line parameters of CH3OD lines observed towards IRAS 2A and IRAS 4A.

Number Frequency Transition Eup Aul Flux (IRAS 2A) Flux (IRAS 4A)
(GHz) (K) (s−1) (Jy km s−1) (Jy km s−1)
1 226.53867 50+40+ A 32.7 4.31(−5) 0.869 ± 0.175 0.290 ± 0.064
2 226.350191 5040 E 36.4 4.66(−5) 0.744 ± 0.151 0.380 ± 0.084
3 226.185930 5−14−1 E 37.3 4.16(−5) 0.433 ± 0.088 0.206 ± 0.051
4 143.741650 51−50+ A 39.6 3.52(−5) 0.237 ± 0.054 0.121 ± 0.029
5 226.92258 5−24−2 E 50.2 3.71(−5) 0.355 ± 0.074 0.143 ± 0.035
6 226.892864 5242 E 54.4 3.71(−5) 0.267 ± 0.055 0.113 ± 0.025
7 226.94283 52+42+ A 54.4 3.70(−5) 0.436 ± 0.091 0.253 ± 0.067
8 226.825536 5343 E 70.5 3.71(−5) 0.254 ± 0.053 0.119 ± 0.026
9 226.70660 52−42− A 100 2.84(−5) 0.300 ± 0.062 0.149 ± 0.040
10 226.73886 5−44−4 E 104.3 1.60(−5) 0.073 ± 0.022 0.062 ± 0.031

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