Object	UT Date	UT	JD	Comp Star	ΔV	σ(ΔV)	V	σ(V)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)
BL Lac	2009-01-31	01:59:55	2454862.58328	B	2.081	0.003	15.02	0.01
BL Lac	2009-01-31	02:05:10	2454862.58692	C	0.628	0.004	14.91	0.01
3C 454.3	2009-01-31	02:10:26	2454862.59058	4	2.685	0.003	16.52	0.03
1ES2344+514	2009-01-31	03:28:32	2454862.64481	A	2.889	0.002
AO0235+164	2009-01-31	04:37:38	2454862.69280	4	5.071	0.005	18.11	0.01
PKS0528+134	2009-01-31	06:16:02	2454862.76113	25	6.921	0.008	20.18	0.01
OJ 248	2009-01-31	07:19:59	2454862.80554	2	2.686	0.004	17.40	0.02
OJ 287	2009-01-31	07:43:48	2454862.82208	4	0.834	0.003	15.02	0.01
Mrk 421	2009-01-31	08:53:07	2454862.87022	1	-0.844	0.002	13.52	0.02
W Com	2009-01-31	09:46:03	2454862.90698	A	2.610	0.002	14.69	0.04
3C 273	2009-01-31	09:59:17	2454862.91617	C	0.944	0.001	12.81	0.04
3C 279	2009-01-31	10:23:35	2454862.93304	1	3.235	0.002	15.63	0.01
PKS1244-255	2009-01-31	11:01:35	2454862.95943	A	2.775	0.004
H1426+428	2009-01-31	11:37:57	2454862.98469	A	2.439	0.003	16.60	0.01
B2 1633+382	2009-01-31	12:31:43	2454863.02203	A	3.539	0.005
PKS1510-08	2009-01-31	12:59:33	2454863.04135	1	5.253	0.004	16.85	0.03
Mrk 501	2009-01-31	13:13:23	2454863.05096	A	1.325	0.002	13.93	0.01