ASASSN-13al superoutburst YYYYMMDD(UT) mag observer 20220201.8747 <148c (Yutaka Maeda) 20220208.8926 <136c (Yutaka Maeda) 20220218.5170 14.944zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220218.5308 15.222zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220220.5150 15.666zr (Zwicky Transient Facility Lasair (Masci+ 2019))