ATLASGAL-selected massive clumps in the inner Galaxy - II. Characterisation of different evolutionary stages and their SiO emission

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Table 1

Summary of observations.

Date	No. of sources	Instruments	Frequency range	Velocity resolution	Beam^a	rms []^b


8th–11th April 2011	36	IRAM 30 m/EMIR	84–117 GHz	0.68 to 0.51 km s^-1	29′′	20 mK
February, October 2012	395	IRAM 30 m/EMIR	84–117 GHz	0.68 to 0.51 km s^-1	29′′	20 mK
July–October 2013	128	APEX/SheFI	215.2–219.2 GHz	0.105 km s^-1	28′′	15–30 mK

Notes.

^(a)

The beam size is given at the frequencies of the SiO (2–1) and SiO (5–4) lines.

^(b)

The rms noise per channel is given for 2 km s^-1 velocity bins.

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