OJ_287-20210102-S001-R001-B-020634.fts

Only less than 50 stars was detected

OJ_287-20210102-S001-R001-I-021030.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-01-02 17:10:31 15.32 0.062

OJ_287-20210102-S001-R001-R-020914.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-01-02 17:09:15 13.92 0.057

OJ_287-20210102-S001-R001-V-020759.fts

Only less than 50 stars was detected