SiO excitation from dense shocks in the earliest stages of massive star formation

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Table 4

Parameters of the CO(4−3) and C¹⁷O(3−2) transitions.

Source	FWZ P _CO(4−3)	FWZ P _{C¹⁷O(3−2)}
	(km s^-1)	(km s^-1)

G19.27+0.1M2	30	6
G19.27+0.1M1	–	6
G19.61–0.24A	87	55
G20.08–0.14	35	25
IRAS 18264–1152	170	19
G23.60+0.0M1^a	50	15
IRAS 18316–0602	–	17
G23.60+0.0M2^b		8
G25.04–0.2M1	12	8
G34.43+0.2M1	42	17
IRAS 18507+0121	37	15
G34.43+0.2M3	–	6
IRAS 19095+0930	57	24
IRAS 18151-1208_2	132	9

Notes.

^(a)

Only red-shifted emission is considered because blue-shifted emission is most likely contaminated by absorption from off position.

^(b)

The CO(4−3) line profile is contaminated by off-position absorption.

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