OJ_287-20201217-S001-R001-B-025405.fts

Only less than 50 stars was detected

OJ_287-20201217-S001-R001-I-025757.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-17 17:57:58 15.76 0.023

OJ_287-20201217-S001-R001-R-025641.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-17 17:56:42 14.16 0.023

OJ_287-20201217-S001-R001-V-025525.fts