Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
3C 273	2011-05-27	03:50:36	2455708.66014	C	0.883	0.001	12.75	0.04
BZU J0742+5444	2011-05-27	04:19:09	2455708.67997	A	0.598	0.003
OJ 287	2011-05-27	05:11:53	2455708.71658	4	0.735	0.008	14.92	0.01
S4 1030+61	2011-05-27	05:33:03	2455708.73128	A	2.899	0.005
Mrk 421	2011-05-27	05:46:51	2455708.74087	1	-1.098	0.002	13.26	0.02
3C 279	2011-05-27	06:07:05	2455708.75492	1	2.896	0.003	15.30	0.01
PKS1222+216	2011-05-27	06:27:56	2455708.76940	1	1.308	0.003	15.50	0.04
W Com	2011-05-27	06:44:25	2455708.78084	A	3.535	0.003	15.62	0.04
PKS1510-08	2011-05-27	07:09:20	2455708.79815	1	5.139	0.005	16.74	0.03
B2 1633+382	2011-05-27	08:45:30	2455708.86493	A	2.303	0.004	16.56	0.01
3C 345	2011-05-27	09:19:32	2455708.88856	A	3.942	0.010	17.80	0.05
Mrk 501	2011-05-27	09:33:06	2455708.89799	A	1.306	0.002	13.92	0.01
1ES1959+650	2011-05-27	09:49:29	2455708.90936	2	2.064	0.002	14.92	0.02
BL Lac	2011-05-27	10:19:59	2455708.93054	B	0.990	0.001	13.93	0.01
3C 454.3	2011-05-27	10:47:04	2455708.94935	4	2.376	0.004	16.21	0.03
PKS2155-304	2011-05-27	11:04:55	2455708.96174	2	1.146	0.004	13.19	0.01