MASTER OT J182053.43-394609.3 outburst Gaia detection: http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia20dtq/ Gaia20dtq AT2020rjr 2020-08-14 02:50:48 275.22277 -39.76922 16.35 19.36 0.08 unknown 2020-08-15 14:48:41 3 mag outburst of CV candidate MASTER J182053.43-394609.3