Cyg_OB2m4_B-20201215-S001-R001-B-184702.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-15 09:47:03 11.55 0.007

Cyg_OB2m4_B-20201215-S001-R001-I-184313.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-15 09:43:15 10.46 0.001

Cyg_OB2m4_B-20201215-S001-R001-R-184430.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-15 09:44:31 8.619 0.002

Cyg_OB2m4_B-20201215-S001-R001-V-184546.fts