Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
1ES2344+514	2009-02-20	02:55:58	2454882.62220	A	2.891	0.002
AO 0235+164	2009-02-20	03:56:37	2454882.66432	4	4.798	0.004	17.84	0.01
OJ 248	2009-02-20	04:58:44	2454882.70745	2	2.656	0.003	17.37	0.02
OJ 287	2009-02-20	05:35:04	2454882.73269	4	0.714	0.002	14.90	0.01
Mrk 421	2009-02-20	05:57:50	2454882.74850	1	-0.953	0.002	13.41	0.02
W Com	2009-02-20	07:02:17	2454882.79325	A	2.382	0.002	14.46	0.04
PKS1118-056	2009-02-20	07:53:55	2454882.82911	A	3.242	0.004
3C 273	2009-02-20	08:15:06	2454882.84382	C	0.961	0.001	12.83	0.04
3C 279	2009-02-20	08:51:36	2454882.86917	1	3.321	0.002	15.72	0.01
PKS1244-255	2009-02-20	09:45:20	2454882.90648	A	2.739	0.003
H1426+428	2009-02-20	10:48:19	2454882.95022	A	2.495	0.003	16.65	0.01
PKS1510-08	2009-02-20	11:35:27	2454882.98295	1	5.317	0.003	16.92	0.03
Mrk 501	2009-02-20	11:55:39	2454882.99698	A	1.292	0.002	13.90	0.01