Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2012-06-19	03:49:17	2456097.65922	1	-1.984	0.004	12.38	0.02
3C 279	2012-06-19	05:41:49	2456097.73737	1	3.518	0.010	15.92	0.01
Ton 599	2012-06-19	06:15:19	2456097.76064	13	0.841	0.013	16.20	0.04
PKS1222+216	2012-06-19	06:48:38	2456097.78377	1	1.560	0.008	15.75	0.04
PKS1510-08	2012-06-19	07:22:35	2456097.80735	1	4.935	0.012	16.54	0.03
B2 1633+382	2012-06-19	08:05:19	2456097.83703	A	3.378	0.013	17.64	0.02
Mrk 501	2012-06-19	08:22:27	2456097.84892	A	1.324	0.003	13.93	0.01
TXS2159+505	2012-06-19	09:10:44	2456097.88245	A	6.143	0.035
BL Lac	2012-06-19	09:30:21	2456097.89608	B	1.679	0.003	14.62	0.01
CTA102	2012-06-19	09:54:34	2456097.91289	2	1.811	0.010	16.69	0.03
PKS2233-148	2012-06-19	10:13:03	2456097.92573	A	2.011	0.005
PMN J2345-1555	2012-06-19	10:29:36	2456097.93722	A	-1.404	0.021
3C 66A	2012-06-19	10:46:28	2456097.94894	A	1.086	0.005	14.74	0.02
PKS2155-304	2012-06-19	11:03:20	2456097.96065	2	1.676	0.002	13.72	0.01