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Table 1

3C 454.3 – observations and measured magnitudes.

JD 2455... Telescopea B V R I

501.24 R50 15.38 14.67 14.15 13.43
501.42 R50 15.35 14.61 14.08 13.36
502.20 R50 14.85 14.10 13.56 12.82
502.42 R50 14.83 14.08 13.52 12.77
502.44 R200 14.83 14.09 13.48 12.77
503.25 R50 14.83 14.10 13.55 12.83
503.47 R50 14.91 14.17 13.61 12.91
504.20 B60 ... 14.48 13.94 13.24
504.26 R50 15.20 14.47 13.93 13.22
504.38 R50 15.21 14.47 13.94 13.22
504.46 B60 ... 14.48 13.96 13.24
505.20 B60 15.20 14.52 14.00 13.29
505.34 B60 15.19 14.48 13.96 13.27
505.38 R50 15.20 14.48 13.95 13.26
506.21 B60 15.29 14.56 14.06 13.39
506.35 R50 15.32 14.62 14.11 13.46
507.26 B60 14.98 14.28 13.77 13.09
507.26 R50 14.99 14.29 13.77 13.09
507.41 R50 14.98 14.28 13.76 13.08
507.42 B60 14.98 14.26 13.75 13.07
513.23 R50 15.01 14.32 13.80 13.15
538.33 R50 15.47 14.80 14.28 13.63
539.22 R50 15.40 14.69 14.20 13.53

Notes. 

(a)

R50 – Rozhen 50/70 cm Schmidt telescope; R200 – Rozhen 200 cm RCC telescope; B60 – Belogradchik 60 cm telescope.

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