PTF1 J071912.13+485834.0 outburst Gaia detection AM CVn-type object. We observed the 2017-2018 superoutburst. http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia20cmb/ Gaia20cmb AT2020lhq 2020-05-26 21:09:55 109.80053 48.97631 15.79 17.71 0.80 CV 2020-05-29 11:14:04 outburst in known AM CVn PTF1 J071912.13+485834.0