OJ_287-20210114-S001-R001-B-010339.fts

Only less than 50 stars was detected

OJ_287-20210114-S001-R001-I-010732.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-01-14 16:07:33 16.12 0.025

OJ_287-20210114-S001-R001-R-010616.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-01-14 16:06:17 14.37 0.023

OJ_287-20210114-S001-R001-V-010459.fts