BL_Lacertae-20200821-S001-R001-B-235527.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-08-21 14:55:28 0.015

BL_Lacertae-20200821-S001-R001-I-235136.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-08-21 14:51:38 0.004

BL_Lacertae-20200821-S001-R001-R-235254.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-08-21 14:52:55 0.006

BL_Lacertae-20200821-S001-R001-V-235410.fts