Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2013-06-03	03:37:28	2456446.65102	1	-2.056	0.003	12.30	0.02
OJ 287	2013-06-03	03:55:29	2456446.66353	4	0.478	0.006	14.67	0.01
3C 279	2013-06-03	05:31:22	2456446.73012	1	3.434	0.007	15.83	0.01
PKS1222+216	2013-06-03	07:13:37	2456446.80112	1	1.522	0.007	15.71	0.04
W Com	2013-06-03	07:38:01	2456446.81807	A	4.116	0.009	16.20	0.04
PKS1510-08	2013-06-03	08:11:49	2456446.84154	1	4.933	0.011	16.53	0.03
B2 1633+382	2013-06-03	08:50:39	2456446.86851	A	2.705	0.008	16.97	0.01
Mrk 501	2013-06-03	09:07:50	2456446.88044	A	1.293	0.003	13.90	0.01
BL Lac	2013-06-03	09:33:25	2456446.89821	B	1.916	0.004	14.86	0.01
CTA102	2013-06-03	10:35:25	2456446.94126	2	2.066	0.011	16.95	0.03
PMN J2345-1555	2013-06-03	10:57:00	2456446.95626	A	-1.675	0.024
PKS2155-304	2013-06-03	11:13:59	2456446.96804	2	1.734	0.006	13.77	0.01