Object UT Date UT JD Comp Star ΔV σ(ΔV) V σ(V)
(1) (2) (3) (4) (5) (6) (7) (8) (9)
BL Lac 2015-09-19 03:58:39 2457284.66573 B 0.849 0.034 13.79 0.04
BL Lac 2015-09-19 05:01:19 2457284.70925 B 0.997 0.006 13.94 0.01