Cyg_OB2m4_B-20181122-S001-R001-B-221137.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-11-22 13:11:38 11.22 0.011

Cyg_OB2m4_B-20181122-S001-R001-I-220749.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-11-22 13:07:50 10.30 0.002

Cyg_OB2m4_B-20181122-S001-R001-R-220903.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-11-22 13:09:05 11.07 0.003

Cyg_OB2m4_B-20181122-S001-R001-V-221021.fts