18 Sep
2021
18 Sep
'21
12:24 a.m.
ASASSN-15sn possible superoutburst
Known SU UMa star.
YYYYMMDD(UT) mag observer 20210908.6476 <153c (Yutaka Maeda) 20210916.2647 15.384zr (Zwicky Transient Facility Lasair (Masci+ 2019))
977
Age (days ago)
977
Last active (days ago)
vsnet-campaign-dn@ooruri.kusastro.kyoto-u.ac.jp
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Taichi Kato