According to the KWS data, the object was at V~12 mag on Nov. 27.558 and V~11.8 mag on Nov 28.558-28.559.
object date(UT) mag. code err. MASTER_OT_J030227.28+191754.5 20211123.56269 <122V KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56272 <112Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56303 <127V KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56307 <108Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56358 <122V KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56361 <111Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56392 <123V KW2 -- MASTER_OT_J030227.28+191754.5 20211123.56396 <110Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57029 <126V KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57032 <111Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57066 <124V KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57068 <107Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57122 <112Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211125.57156 <108Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56848 <130V KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56852 <117Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56883 <131V KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56887 <113Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56940 <129V KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56943 <113Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56976 <126V KW2 -- MASTER_OT_J030227.28+191754.5 20211126.56979 <117Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211127.55807 11.916V KW2 0.158 MASTER_OT_J030227.28+191754.5 20211127.55810 <114Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211127.55841 12.084V KW2 0.182 MASTER_OT_J030227.28+191754.5 20211127.55845 <114Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211127.55899 <110Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211127.55934 <113Ic KW2 -- MASTER_OT_J030227.28+191754.5 20211128.55787 11.757V KW2 0.131 MASTER_OT_J030227.28+191754.5 20211128.55791 11.577Ic KW2 0.370 MASTER_OT_J030227.28+191754.5 20211128.55822 11.702V KW2 0.125 MASTER_OT_J030227.28+191754.5 20211128.55825 11.224Ic KW2 0.268 MASTER_OT_J030227.28+191754.5 20211128.55876 11.852V KW2 0.143 MASTER_OT_J030227.28+191754.5 20211128.55880 11.220Ic KW2 0.269 MASTER_OT_J030227.28+191754.5 20211128.55911 12.211V KW2 0.197