MASTER OT J065856.61+504935.8 most likely superoutburst
Type from ZTF data. Superoutburst in 2021 Jan.
YYYYMMDD(UT) mag observer 20210905.4317 17.028zr (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210905.4872 17.229zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210908.4550 17.521zg (Zwicky Transient Facility Lasair (Masci+ 2019)) 20210908.4552 17.521zg (Zwicky Transient Facility Lasair (Masci+ 2019))