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Table 1

Observations.

Region Aquila Ophiuchus Orion B

Distance 260 pc* 139 pc 400 pc
Telescope IRAM 30 m MOPRA 22 m Nobeyama 45 m
Receiver EMIR 3 mm TZ
Correlator FTS50 MOPS SAM45
Obs. period 18–29 Dec. 2014 26 July–2 Aug. 2015 7–21 May 2015
2–9 Sep. 2015
Mapping area 0.42 deg2 (~8.7 pc2) 0.21 deg2 (~1.2 pc2) 0.14 deg2 (~6.8 pc2)
θant at 86 GHz 286 (~0.04 pc) 390 (~0.03 pc) 191 (~0.04 pc)
dV at 86 GHz 0.15 km s-1 0.10 km s-1 0.023 km s-1

Notes.

(*)

The distance to the Aquila molecular complex is under debate (Drew et al. 1997; Dzib et al. 2010; Ortiz-León et al. 2017). In this paper, we adopt a distance of 260 pc for Aquila according to Maury et al. (2011) and Könyves et al. (2015).

(†)

See Mamajek (2008).

(‡)

See Gibb (2008).

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