Cyg_OB2m4_B-20190105-S001-R001-B-191945.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-01-05 10:19:46 11.14 0.010

Cyg_OB2m4_B-20190105-S001-R001-I-191600.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-01-05 10:16:02 10.04 0.002

Cyg_OB2m4_B-20190105-S001-R001-R-191716.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-01-05 10:17:17 10.69 0.003

Cyg_OB2m4_B-20190105-S001-R001-V-191830.fts