Object UT Date UT JD Comp Star ΔV σ(ΔV) V σ(V)
(1) (2) (3) (4) (5) (6) (7) (8) (9)
BL Lac 2018-07-09 07:10:52 2458308.79921 B 0.680 0.003 13.62 0.01
BL Lac 2018-07-09 11:17:08 2458308.97023 B 0.571 0.008 13.51 0.01