CRTS J210356.7-214727 outburst Subtype unknown. Relatively rare outburst according to the ZTF data. YYYYMMDD(UT) mag observer 20201116.1067 14.266zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20201117.1253 14.402zr (Zwicky Transient Facility Lasair (Masci+ 2019))