CCD Observations Object YYYYMMDD(UT) Mag Obs Chart Remarks ASASSN-17pm 20180118.847 17.30V MRV Landolt COAST; Err 0.10 PERGK 20180118.855 13.06V MRV AAVSO COAST; Err 0.03 Instrument: 35.6 cm f/11 SCT (COAST) Observer: Robert J. Modic (MRV), AAVSO