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Table 2

Derived photometric calibration coefficients for each frame/night.

Coef. 19/03/06 20/03/06 22/03/06 20/03/09

u1 +3.258 ± 0.007 +3.261 ± 0.007 +3.270 ± 0.008 +3.121 ± 0.007
u 2 +0.45 +0.45 +0.45 +0.45
u 3 −0.022 ± 0.015 −0.009 ± 0.018 −0.017 ± 0.014 −0.023 ± 0.010
rms +0.03 +0.04 +0.04 +0.05

b 1 +2.031 ± 0.015 +2.015 ± 0.018 +2.019 ± 0.013 +1.932 ± 0.010
b 2 +0.25 +0.25 +0.25 +0.25
b 3 +0.138 ± 0.022 +0.152 ± 0.025 +0.170 ± 0.016 +0.132 ± 0.010
rms +0.03 +0.04 +0.03 +0.05

v1vb +1.820 ± 0.012 +1.807 ± 0.021 +1.821 ± 0.010 +1.873 ± 0.006
v2vb +0.16 +0.16 +0.16 +0.16
v3vb −0.080 ± 0.015 −0.058 ± 0.027 −0.055 ± 0.012 −0.036 ± 0.006
rms +0.02 +0.04 +0.02 +0.03

v1vi +1.808 ± 0.009 +1.809 ± 0.018 +1.826 ± 0.010 +1.876 ± 0.006
v2vi +0.16 +0.16 +0.16 +0.16
v3vi −0.059 ± 0.010 −0.054 ± 0.020 −0.052 ± 0.011 −0.032 ± 0.005
rms +0.02 +0.04 +0.02 +0.04

i1 +2.703 ± 0.016 +2.672 ± 0.018 +2.709 ± 0.014 +2.687 ± 0.005
i2 +0.08 +0.08 +0.08 +0.08
i3 −0.048 ± 0.017 +0.003 ± 0.023 −0.003 ± 0.015 −0.014 ± 0.003
rms +0.03 +0.03 +0.03 +0.04

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