SDSS J124058.03-015919.2 rebrightening Gaia: http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia20cxj/ Gaia20cxj AT2020njd 2020-06-22 21:56:19 190.24176 -1.98872 17.45 19.45 0.59 CV 2020-06-24 08:47:50 2.0 mag outburst in known AMCVn SDSS J124058.03-015919.2