Cyg_OB2m4_B-20191106-S001-R001-B-201919.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-11-06 11:19:20 0.012

Cyg_OB2m4_B-20191106-S001-R001-I-201531.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-11-06 11:15:32 0.003

Cyg_OB2m4_B-20191106-S001-R001-R-201647.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2019-11-06 11:16:49 0.003

Cyg_OB2m4_B-20191106-S001-R001-V-201803.fts