OJ_287-20210218-S001-R001-B-235220.fts

Only less than 50 stars was detected

OJ_287-20210218-S001-R001-I-235609.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-02-18 14:56:10 16.41 0.036

OJ_287-20210218-S001-R001-R-235454.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-02-18 14:54:55 14.56 0.060

OJ_287-20210218-S001-R001-V-235338.fts

No WCS