Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2018-05-17	03:16:58	2458255.63678	1	-1.035	0.004	13.32	0.02
OJ 287	2018-05-17	03:36:58	2458255.65067	4	0.846	0.006	15.04	0.01
3C 273	2018-05-17	04:54:53	2458255.70478	C	1.237	0.002	13.11	0.04
3C 279	2018-05-17	05:15:45	2458255.71927	1	2.992	0.006	15.39	0.01
Ton 599	2018-05-17	05:39:27	2458255.73573	13	0.356	0.009	15.72	0.04
PKS1222+216	2018-05-17	06:03:59	2458255.75277	1	1.365	0.007	15.56	0.04
S3 1227+25	2018-05-17	06:31:58	2458255.77220	A	1.725	0.008
W Com	2018-05-17	06:50:46	2458255.78525	A	2.840	0.004	14.92	0.04
PKS1510-08	2018-05-17	07:19:26	2458255.80516	1	4.916	0.013	16.52	0.03
PKS1502+106	2018-05-17	08:05:25	2458255.83709	A	2.078	0.018
PG1553+113	2018-05-17	08:25:09	2458255.85080	A	0.244	0.004
B2 1633+382	2018-05-17	09:04:59	2458255.87846	A	2.103	0.006	16.36	0.01
BL Lac	2018-05-17	10:11:49	2458255.92487	B	0.956	0.002	13.90	0.01
CTA102	2018-05-17	10:32:05	2458255.93895	2	1.699	0.017	16.58	0.03
3C 454.3	2018-05-17	10:53:00	2458255.95347	4	2.419	0.013	16.25	0.03
PKS2155-304	2018-05-17	11:21:31	2458255.97328	2	1.761	0.006	13.80	0.01