Cyg_OB2m4_B-20181219-S001-R001-B-201529.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-19 11:15:30 11.01 0.008

Cyg_OB2m4_B-20181219-S001-R001-I-201147.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-19 11:11:48 10.01 0.001

Cyg_OB2m4_B-20181219-S001-R001-R-201301.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-19 11:13:03 10.69 0.002

Cyg_OB2m4_B-20181219-S001-R001-V-201415.fts