Rotating toroids in G10.62–0.38, G19.61–0.23, and G29.96–0.02

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Table 3

Frequency setups used for the molecular lines observed with the IRAM PdBI.

	Center frequency	Bandwidth	Spectral resolution
Line	(MHz)	(MHz)	(MHz)	(km s^-1)

CH₃CN (6–5), CH₃¹³CN (6–5)	110 383.508	80	0.156	0.4^a
CH₃CN (6–5), CH₃¹³CN (6–5)	110 383.508	320	2.5	6.9
CH₃¹³CN (6–5), ¹³CO (1–0)	110 320.430	160	0.625	1.7
CH₃CN (6–5) v₈ = 1	110 609.550	160	0.625	1.7
CH₃CN (12–11)	220 747.266	80	0.156	0.2^a
CH₃CN (12–11), CH₃¹³CN (12–11)	220 679.297	80	0.156	0.2^a
CH₃CN (12–11), CH₃¹³CN (12–11)	220 594.422	160	0.625	0.9^b
CH₃CN (12–11), CH₃¹³CN (12–11), ¹³CO (2–1)	220 475.812	320	2.5	3.4

Notes.

^(a)

Spectral resolution degraded to 0.5 km s^-1.

^(b)

Spectral resolution degraded to 1.0 km s^-1.

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