Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
OJ 287	2017-04-29	03:02:32	2457872.62676	4	0.667	0.009	14.86	0.01
PKS0736+01	2017-04-29	04:01:47	2457872.66791	1	3.882	0.017	16.29	0.04
Mrk 421	2017-04-29	04:29:36	2457872.68722	1	-0.857	0.049	13.50	0.05
Ton 599	2017-04-29	05:12:10	2457872.71678	13	1.179	0.012	16.54	0.04
3C 273	2017-04-29	05:33:11	2457872.73138	C	1.134	0.014	13.00	0.04
3C 279	2017-04-29	05:54:46	2457872.74637	1	3.714	0.029	16.11	0.03
BL Lac	2017-04-29	11:08:39	2457872.96434	B	1.470	0.019	14.41	0.02
CTA102	2017-04-29	11:25:40	2457872.97616	2	-0.298	0.010	14.58	0.03
Mrk 501	2017-04-29	11:51:28	2457872.99407	A	1.343	0.006	13.95	0.01