BL_Lacertae-20201219-S001-R001-B-185245.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-19 09:52:46 14.97 0.043

BL_Lacertae-20201219-S001-R001-I-184850.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-19 09:48:52 13.27 0.006

BL_Lacertae-20201219-S001-R001-R-185010.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-12-19 09:50:11 12.74 0.010

BL_Lacertae-20201219-S001-R001-V-185128.fts