Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2013-06-04	03:36:53	2456447.65061	1	-2.041	0.003	12.32	0.02
OJ 287	2013-06-04	03:52:58	2456447.66178	4	0.399	0.006	14.59	0.01
3C 273	2013-06-04	05:08:08	2456447.71398	C	0.921	0.002	12.79	0.04
3C 279	2013-06-04	05:32:12	2456447.73069	1	3.390	0.006	15.79	0.01
PKS1222+216	2013-06-04	05:57:29	2456447.74825	1	1.521	0.006	15.71	0.04
PKS1510-08	2013-06-04	06:37:59	2456447.77638	1	4.993	0.008	16.59	0.03
B2 1633+382	2013-06-04	07:26:24	2456447.81000	A	2.783	0.007	17.04	0.01
Mrk 501	2013-06-04	07:43:26	2456447.82183	A	1.292	0.002	13.90	0.01
BL Lac	2013-06-04	08:44:33	2456447.86427	B	1.865	0.003	14.81	0.01
CTA102	2013-06-04	09:54:56	2456447.91315	2	2.024	0.010	16.90	0.03
3C 454.3	2013-06-04	10:19:47	2456447.93041	4	2.490	0.007	16.32	0.03
PMN J2345-1555	2013-06-04	10:43:41	2456447.94700	A	-1.685	0.021
PMN J0017-0512	2013-06-04	11:02:52	2456447.96032	A	1.516	0.013
PKS2155-304	2013-06-04	11:17:33	2456447.97052	2	1.765	0.006	13.81	0.01