MASTER OT J131320.24+692649.1 superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230426.517 <176C (Mitsutaka Hiraga) 20230426.5733 <160c (Yutaka Maeda) 20230427.6008 <145c (Yutaka Maeda) 20230430.5811 156c (Yutaka Maeda) 20230430.5812 156c (Yutaka Maeda) 20230501.5908 151cG (Yutaka Maeda) 20230501.5908 151cG (Yutaka Maeda) 20230501.7604 15.43C (Masayuki Moriyama) 20230502.4630 15.370g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))