SDSSJ162830.89+240259.1 most likely superoutburst No time-resolved photometry has been reported to us. Observations are encouraged. YYYYMMDD(UT) mag observer 20230527.9076 <17.439g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.2858 <16.410g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.3360 <17.122g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.8989 <17.271g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230529.3197 <17.616g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230531.3897 17.551g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230531.553 <177C (Mitsutaka Hiraga) 20230601.1498 <16.260g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230601.2442 <16.680g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230602.1869 14.596g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230602.5449 147cG (Yutaka Maeda) 20230602.5449 147cG (Yutaka Maeda)