Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
Mrk 421	2015-06-21	03:45:20	2457194.65648	1	-1.906	0.005	12.45	0.02
3C 279	2015-06-21	04:02:18	2457194.66826	1	2.986	0.015	15.39	0.02
Ton 599	2015-06-21	05:04:17	2457194.71131	13	1.856	0.065	17.22	0.08
3C 279	2015-06-21	05:30:30	2457194.72951	1	2.947	0.034	15.35	0.04
PKS1222+216	2015-06-21	05:53:30	2457194.74549	1	0.766	0.010	14.96	0.04
3C 279	2015-06-21	06:16:07	2457194.76119	1	2.874	0.019	15.27	0.02
S3 1227+25	2015-06-21	06:50:42	2457194.78521	A	0.683	0.015
PKS1510-08	2015-06-21	07:19:30	2457194.80521	1	4.467	0.019	16.07	0.04
PKS1502+106	2015-06-21	08:06:26	2457194.83780	A	1.321	0.025
PKS1441+252	2015-06-21	08:37:20	2457194.85926	A	1.700	0.031
Mrk 501	2015-06-21	09:33:06	2457194.89799	A	1.216	0.031	13.83	0.03
BL Lac	2015-06-21	10:25:34	2457194.93442	B	0.522	0.002	13.46	0.01
3C 454.3	2015-06-21	10:46:23	2457194.94888	4	1.985	0.011	15.82	0.03
PKS2155-304	2015-06-21	11:02:31	2457194.96008	2	2.254	0.030	14.29	0.03