Cyg_OB2m4_B-20181229-S001-R001-B-193949.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-29 10:39:50 11.17 0.006

Cyg_OB2m4_B-20181229-S001-R001-I-193605.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-29 10:36:07 10.10 0.001

Cyg_OB2m4_B-20181229-S001-R001-R-193721.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-29 10:37:22 10.80 0.002

Cyg_OB2m4_B-20181229-S001-R001-V-193834.fts