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Table A.5

Observed line fluxes (K km s-1) for NH2CHO.

Frequency Transition Eup A Sources
[GHz] [K] [s-1] IRAS 20126+4104 IRAS 18089-1732 G31.41+0.31

NH2CHO

218.460 1010,1,9–99,1,8 61 7.5(–4) <2.45 (0.49):
339.716 1616,8,8/9–1515,8,7/8 329 2.2(–3) <0.15 <0.17 <4.04 (0.81):
339.781 1616,7,10/9–1515,7,9/8 284 2.3(–3) ~0.74 (0.42) ~0.29 (0.29) <2.66 (1.20):
339.904 1616,6,11/10–1515,6,10/9 246 2.5(–3) <0.89 (0.39): ~0.48 (0.30) ~1.41 (0.76)
340.135 1616,5,12–1515,5,11 213 2.6(–3) <0.78 (0.16): <1.40 (0.28): <1.11 (0.22):
340.139 1616,5,11–1515,5,10 213 2.6(–3) <0.78 (0.16): <1.40 (0.28): <1.11 (0.22):
345.183 1717,0,17–1616,0,16 151 3.0(–3) <0.20 1.16 (0.53) 2.42 (0.94)
345.327 1616,1,15–1515,1,14 145 3.0(–3) <0.43 <1.87 (0.37): <5.46 (1.09):

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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