ASASSN-15sn superoutburst
YYYYMMDD(UT) mag observer 20220424.8141 <148c (Yutaka Maeda) 20220502.8248 <156c (Yutaka Maeda) 20220503.8239 150:cG (Yutaka Maeda) 20220503.8240 150:cG (Yutaka Maeda) 20220504.8076 152:c (Yutaka Maeda) 20220504.8076 152:c (Yutaka Maeda)