Cyg_OB2m4_B-20201104-S001-R001-B-212636.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-11-04 12:26:37 0.008

Cyg_OB2m4_B-20201104-S001-R001-I-212247.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-11-04 12:22:49 0.001

Cyg_OB2m4_B-20201104-S001-R001-R-212403.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-11-04 12:24:05 0.002

Cyg_OB2m4_B-20201104-S001-R001-V-212520.fts