3C66A-20210311-S001-R001-B-185340.fts

Only less than 50 stars was detected

3C66A-20210311-S001-R001-I-185732.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-03-11 09:57:33 16.49 0.076

3C66A-20210311-S001-R001-R-185615.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2021-03-11 09:56:16 15.82 0.177

3C66A-20210311-S001-R001-V-185459.fts