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Table 3

Parameters of best fits of the preferential planes of gas motion.

Source imodel (°) PAmodel (°) Vsys (km s−1) i (°) PAminor (°)
G23.207−00.377 51 165 77.5(a) 72 +42
G23.389+00.185 6 15 75.5(b) 60 −38
G23.657−00.127 81 285 80.5(b) 23 +70
G28.817+00.365 76 285 86.9(a) 64 −37
G31.047+00.356 101 200 77.6(a) 76 −27
G31.581+00.077 81 245 96.0(a) 45 −3

Notes. Systemic velocities are estimated using NH3 emission from (a)Wienen et al. (2012), (b)Urquhart et al. (2011).

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