HV Aur superoutburst YYYYMMDD(UT) mag observer 20220214.5219 <161c (Yutaka Maeda) 20220219.1556 20.098zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20220223.5004 149:cG (Yutaka Maeda) 20220224.4982 147cG (Yutaka Maeda) 20220224.5382 153C (Masayuki Moriyama) 20220225.4986 149cG (Yutaka Maeda) 20220226.5071 151c (Yutaka Maeda) 20220227.5055 153c (Yutaka Maeda) 20220228.1561 15.482zg (Zwicky Transient Facility Lasair (Masci+ 2019))