CSSJ062450.1+503114 bright outburst (SU UMa star) YYYYMMDD(UT) mag observer 20201027.4257 18.008zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20201104.4327 14.722zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20201104.7509 144:cG (Yutaka Maeda)