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Table 1

The complete log of observations of 3C 454.3 with BR filter.

Date (dd.mm.yyyy) No. of data points Duration (h)

12.08.2007 232  ×  2 4.0
14.08.2007 240  ×  2 4.0
20.09.2007 200  ×  2 3.8
21.09.2007 141  ×  2 3.9
23.09.2007 61  ×  2 3.1
31.10.2007 349  ×  2 5.9
01.11.2007 356  ×  2 5.9
19.11.2007 181  ×  2 3.4
21.11.2007 90  ×  2 2.0
30.11.2007 225  ×  2 3.7
01.12.2007 191  ×  2 3.2
02.12.2007 206  ×  2 3.4
03.12.2007 162  ×  2 3.2
05.12.2007 123  ×  2 2.3
29.08.2009 80  ×  2 2.8
06.11.2009 56  ×  2 2.9
07.11.2009 130  ×  2 4.6
14.08.2010 32  ×  2 1.6
15.08.2010 99  ×  2 4.0
16.08.2010 73  ×  2 3.4
27.10.2010 115  ×  2 6.3
28.10.2010 117  ×  2 6.4
29.10.2010 117  ×  2 6.3
30.10.2010 118  ×  2 6.3
31.10.2010 215  ×  2 6.6
01.11.2010 121  ×  2 6.4
24.12.2010 1  ×  2 0.1
25.12.2010 1  ×  2 0.1
26.12.2010 1  ×  2 0.1
27.12.2010 1  ×  2 0.1
28.12.2010 1  ×  2 0.1
29.12.2010 1  ×  2 0.1

Total 32 nights 4036  ×  2 110

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