CCD Observations Object YYYYMMDD(UT) Mag Obs Chart Remarks SERX 20210816.910 14.94V MRV Henden COAST; Err 0.04; Outburst SERX 20210821.911 15.02V MRV Henden COAST; Err 0.05; Outburst SERX 20210825.928 15.16V MRV Henden COAST; Err 0.05; Outburst SERX 20210828.897 15.43V MRV Henden COAST; Err 0.05; Outburst Instruments: 43.2 cm f/6.8 CDK, Open University (COAST) Observer: Robert J. Modic (MRV)