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Table 2

Observation log.

Date Cloud Antennas ToT Antennas BC GC PC PWV Min/Max
(min) flagged (QSO) (QSO) baseline (m)

12/06/17 Lup/Op/CrA 20 4.54 ... J1733-1304 Neptune J1924-2914 1.41 21.2/402
13/11/01 Lup/Op 29 2.07 DV19, 08, 06 J1924-2914 Neptune J1625-2527 1.60 17.3/992
13/12/04 Taurus 27 3.60 DV08 J0423-0120 J0510+180 J0510+180 5.11 15.8/463
13/12/18 Cha 23 4.16 DV19, 08 J1107-4449 Ceres J0635-7516 2.31 15.1/992

Notes. ToT Time on target, BC Bandpass calibrator, GC Gain calibrator, PC Phase calibrator, PWV Precipitable water vapour.

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