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Table 2

Parameters derived from Gaussian fits to spectra observed with HIFI, VLA, and IRAM 30 m, at the Hα peak position (Figs. 2 and 4), where θb indicates the half power beamwidth.

Line θb Tdv vcen Δv
K km s-1 km s-1 km s-1

[C ii] 11 15.6  ±  0.5 –254.1  ±  0.1 12.9  ±  0.9
H i 11 1446.7  ±  44.1 –249.7  ±  0.2 16.5  ±  0.6
CO (1–0) 22 3.2  ±  0.2 –252.3  ±  0.2 7.5  ±  0.5
CO (2–1) 11 5.3  ±  0.1 –252.8  ±  0.1 7.9  ±  0.3
13CO(1–0) 22 0.28  ±  0.02 –252.9  ±  0.2 5.8  ±  0.5
13CO(2–1) 11 0.69  ±  0.06 –252.8  ±  0.3 6.2  ±  0.5

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