Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2013-05-11	04:38:30	2456423.69340	1	-2.107	0.011	12.25	0.02
OJ 287	2013-05-11	05:00:07	2456423.70841	4	0.683	0.012	14.87	0.01
3C 279	2013-05-11	06:04:15	2456423.75295	1	3.600	0.005	16.00	0.01
3C 273	2013-05-11	06:19:51	2456423.76378	C	0.949	0.005	12.82	0.04
PKS1222+216	2013-05-11	07:01:45	2456423.79288	1	1.594	0.006	15.78	0.04
W Com	2013-05-11	07:24:21	2456423.80857	A	3.852	0.005	15.93	0.04
PKS1510-08	2013-05-11	07:59:57	2456423.83330	1	5.050	0.008	16.65	0.03
PKS1502+106	2013-05-11	08:55:28	2456423.87185	A	4.095	0.041
B2 1633+382	2013-05-11	09:34:30	2456423.89895	A	2.794	0.006	17.05	0.01
Mrk 501	2013-05-11	09:50:09	2456423.90983	A	1.349	0.002	13.96	0.01
BL Lac	2013-05-11	10:47:18	2456423.94951	B	2.551	0.006	15.49	0.01
CTA102	2013-05-11	11:09:40	2456423.96504	2	2.167	0.013	17.05	0.03
3C 454.3	2013-05-11	11:30:41	2456423.97964	4	2.212	0.018	16.04	0.03