ASASSN-15rs superoutburst YYYYMMDD(UT) mag observer 20220307.5176 <160c (Yutaka Maeda) 20220308.492 175C (Mitsutaka Hiraga) 20220308.5174 <163c (Yutaka Maeda) 20220309.5193 <153c (Yutaka Maeda) 20220310.5125 <145c (Yutaka Maeda) 20220312.4952 142:cG (Yutaka Maeda) 20220315.5073 <133c (Yutaka Maeda) 20220315.5319 146C (Masayuki Moriyama) 20220316.5009 143cG (Yutaka Maeda) 20220316.5009 143cG (Yutaka Maeda)