Open Access

Table A.1

Technical details of the ALMA observations.

Config. Date (mm/dd/yy) Timerange (hh:min:s.ms; UTC) Center freq (GHz) Spec. Res. (km s−1) Flux cal. Phase cal. Bandpass cal.
C40-1 19/03/2017 10:40:52.8 - 10:53:42.8 231.0 0.09 J1751+0939 J1851+0035 J1751+0939
C40-2 02/07/2017 15:30:38.9 - 15:49:59.2 110.0 0.08 J1751+0939 J1938+0448 J1751+0939
C40-3 12/06/2016 18:39:47.5 - 19:24:24.3 87.7 0.10 J1751+0939 J1938+0448 J1751+0939
C40-4 21/11/2016 22:41:22.0 - 23:28:19.8 231.0 0.09 J2148+0657 J1851+0035 J2148+0657
C40-5 10/22/2016 - 10/23/2016 23:34:05.4 - 00:02:51.3 110.0 0.08 J2148+0657 J1938+0448 J2025+3343
C40-6 10/10/2016 20:50:38.0 - 21:39:40.2 87.7 0.10 J1751+0939 J1938+0448 J1751+0939
10/10/2016 22:43:07.4 - 23:24:00.4 87.7 0.10 J1751+0939 J1938+0448 J1751+0939
10/11/2016 21:14:59.4 - 22:03:55.2 87.7 0.10 J1751+0939 J1938+0448 J1751+0939

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