Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
PKS1502+106	2017-09-19	03:17:22	2458015.63706	A	0.922	0.026
PG1553+113	2017-09-19	03:36:03	2458015.65003	A	0.154	0.008
Mrk 501	2017-09-19	03:55:34	2458015.66359	A	1.305	0.004	13.91	0.01
PKS2023-07	2017-09-19	04:25:20	2458015.68426	A	4.753	0.015
PKS2155-304	2017-09-19	04:47:18	2458015.69951	2	1.581	0.004	13.62	0.01
BL Lac	2017-09-19	06:27:17	2458015.76895	B	0.759	0.002	13.70	0.01
CTA102	2017-09-19	06:56:24	2458015.78917	2	1.646	0.013	16.53	0.03