OJ_287-20210219-S001-R001-B-224154.fts

No WCS

OJ_287-20210219-S001-R001-I-224547.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-02-19 13:45:48 16.21 0.049

OJ_287-20210219-S001-R001-R-224431.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-02-19 13:44:33 14.58 0.120

OJ_287-20210219-S001-R001-V-224312.fts

Only less than 50 stars was detected