Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2013-06-01	03:34:19	2456444.64883	1	-2.043	0.003	12.32	0.02
OJ 287	2013-06-01	03:51:54	2456444.66104	4	0.437	0.005	14.63	0.01
3C 279	2013-06-01	05:10:06	2456444.71535	1	3.380	0.006	15.78	0.01
PKS1222+216	2013-06-01	05:35:35	2456444.73304	1	1.529	0.006	15.72	0.04
W Com	2013-06-01	05:59:46	2456444.74984	A	4.029	0.006	16.11	0.04
PKS1510-08	2013-06-01	06:38:08	2456444.77648	1	5.108	0.010	16.71	0.03
B2 1633+382	2013-06-01	08:11:15	2456444.84115	A	2.583	0.007	16.84	0.01
Mrk 501	2013-06-01	08:28:55	2456444.85341	A	1.329	0.003	13.94	0.01
BL Lac	2013-06-01	09:35:08	2456444.89939	B	2.229	0.010	15.17	0.01
3C 454.3	2013-06-01	09:59:16	2456444.91616	4	2.449	0.012	16.28	0.03
PKS2155-304	2013-06-01	10:18:39	2456444.92962	2	1.668	0.004	13.71	0.01
CTA102	2013-06-01	10:43:57	2456444.94719	2	2.009	0.015	16.89	0.03
PMN J2345-1555	2013-06-01	11:16:28	2456444.96977	A	-1.246	0.035