MASTER OT J212624.16+253827.2 likely superoutburst YYYYMMDD(UT) mag observer 20220402.5030 18.805zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220402.5055 18.640zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220402.5080 18.666zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220402.5105 18.844zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220405.5016 18.808zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220405.5042 18.787zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220405.5067 18.811zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220405.5118 18.856zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220409.8305 <150c (Yutaka Maeda) 20220421.8256 <145c (Yutaka Maeda) 20220502.4045 14.623zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220502.4523 14.647zg (Zwicky Transient Facility Lasair (Masci+ 2019))