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Table 3

c-C3H2 line parameters as calculated from two-component Gaussian fit using GILDAS.

Transition Symmetry v(km s−1) Δv (km s−1) Tpeak (mK)
Low velocity component

21,2 → 10,1 ortho 6.0 (0.22) 2.3 (0.43) 90 (18)
20,2 → 11,1 para 7.2 (0.62) 2.0 (0) 40 (17)
63,4 → 52,3 ortho 6.3 (1.0) 2.7 (1.3) 20 (23)
71,6 → 62,5 ortho 5.5 (0.3) 3.1 (0.7) 50 (13)
72,6 → 61,5 para 5.5 (0.3) 3.1 (0.7) 50 (13)
81,8 → 70,7 ortho 6.0 (0.2) 1.9 (0.5) 80 (20)
80,8 → 71,7 para 6.0 (0.2) 1.9 (0.5) 80 (20)

High velocity component

21,2 → 10,1 ortho 10 (0.07) 3.17 (0.2) 300 (18)
20,2 → 11,1 para 10.5 (0.2) 2.6 (0.4) 100 (17)
63,4 → 52,3 ortho 10.1 (0.3) 3.3 (1.2) 50 (23)
71,6 → 62,5 ortho 10.2 (0.15) 2.7 (0.4) 100 (13)
72,6 → 61,5 para 10.2 (0.15) 2.7 (0.4) 100 (13)
81,8 → 70,7 ortho 10.3 (0.15) 3.6 (0.4) 130 (20)
80,8 → 71,7 para 10.3 (0.15) 3.6 (0.4) 130 (20)

Notes.The values in the parentheses indicate the errors from the fit.

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