ASASSN-16de superoutburst YYYYMMDD(UT) mag observer 20220226.8491 <150c (Yutaka Maeda) 20220227.8247 155:c (Yutaka Maeda) 20220227.8247 155:c (Yutaka Maeda) 20220302.5295 14.915zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220302.8181 145c (Yutaka Maeda) 20220302.8182 145c (Yutaka Maeda) 20220303.8167 <142c (Yutaka Maeda) 20220305.8242 147:cG (Yutaka Maeda)