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Table B.4.

Line parameters of HCOOH.

Transition
νrest νz = 0.885875 Eu/kB Aul Sul gu τdv v0 vFWHM
(JKa, Kc)u → (JKa, Kc)l [MHz] [MHz] [K] [s−1] [10−3 km s−1] [km s−1] [km s−1]
31, 3 → 21, 2 64936.268 34432.965 9.4 2.45 × 10−6 2.67 7 39 (4) −1.0 (0.2) 5.3 (0.6)
30, 3 → 20, 2 67291.121 35681.645 6.5 3.07 × 10−6 3.00 7 34 (3) −0.7 (0.2) 4.2 (0.4)
31, 2 → 21, 1 69851.954 37039.546 9.9 3.05 × 10−6 2.67 7 42 (2) −0.6 (0.2) 6.1 (0.5)
41, 4 → 31, 3 86546.180 45891.790 13.6 6.35 × 10−6 3.75 9 38 (8) −0.6 (0.7) 6 (1)
40, 4 → 30, 3 89579.168 47500.056 10.8 7.51 × 10−6 4.00 9 27 (6) −0.9 (0.4) 2.8 (0.6)

Notes. Spectroscopic line parameters were obtained using MADEX by fitting all the rotational lines reported by Winnewisser et al. (2002) and Cazzoli et al. (2010). Parentheses indicate the uncertainty obtained by the Gaussian fitting programme.

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