ASASSN-19fx likely superoutburst Type from ASAS-SN DB+ATLAS. YYYYMMDD(UT) mag observer 20230523.1627 <18.185g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230524.1613 <17.780g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230525.1570 17.242g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230527.1533 17.466g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.1488 <17.523g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.7754 17.958o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.7792 17.923o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.7849 17.904o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.7948 17.877o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021))