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Table E.1

Line parameters of identified RRLs in the M8 region.

Clump Transition I vLSR v
K km s−1 km s−1 km s−1
HG II 39−44α 12.69 ± 0.04 3.5 ± 0.1 26.7 ± 0.1
He39− 0.84 ± 0.03 1.9 ± 0.3 19.7 ± 0.8
44α
C 39−44α 0.11 ± 0.02 11.1 ± 0.2 4.1 ± 0.6
H 48−56β 3.78 ± 0.09 3.3 ± 0.3 26.8 ± 0.8
H 54−63γ 1.75 ± 0.03 3.7 ± 0.3 26.6 ± 0.7
WC1 H 39−44α 1.46 ± 0.04 −2.4 ± 0.3 22.0 ± 0.7
WC2 H 39−44α 0.92 ± 0.05 0.5 ± 0.7 25.8 ± 1.7
WC3 H 39−44α 1.04 ± 0.06 0.2 ± 0.6 22.8 ± 1.4
WC4 H 39−44α 1.97 ± 0.06 6.4 ± 0.5 29.2 ± 1.0
WC5 H 39−44α 1.64 ± 0.05 1.7 ± 0.4 23.8 ± 0.8
WC6 H 39−44α 1.12 ± 0.05 1.3 ± 0.5 23.9 ± 1.4
EC1 H 39−44α 0.39 ± 0.04 −0.1 ± 0.8 18.3 ± 2.1
EC2 H 39-44α 0.39 ± 0.05 0.1 ± 1.0 16.0 ± 2.4
SC6 H 39−44α 0.79 ± 0.05 −0.4 ± 0.8 21.9 ± 1.4

Notes. Fits for the α RRLs with N=39-44 include lines with N=39-42 and N=44. Similarly, our observations do not cover RRLs with N=53 and 54 for β and N=61 for γ transitions, due to which these are not used for the combined spectra.

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