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Table 2

Linear polarisation: observations.

Date Δtmax B Date Δtmax V Date Δtmax R
Feb. day Feb. day Feb. day

3.002 5.812 0.64 ± 0.06 3.017 5.827 0.68 ± 0.07 3.031 5.841 0.35 ± 0.07
164 ± 2.5 165 ± 3.0 158 ± 5.8
3.009 5.819 0.69 ± 0.07 3.023 5.833 0.69 ± 0.07 3.035 5.845 0.43 ± 0.07
161 ± 2.8 162 ± 3.0 165 ± 4.9
4.026 6.836 1.15 ± 0.06 4.040 6.850 1.39 ± 0.07
173 ± 1.6 176 ± 1.5
4.034 6.844 1.16 ± 0.06
176 ± 1.4
23.965 26.775 1.18 ± 0.21 23.998 26.808 1.37 ± 0.14 24.013 26.823 1.10 ± 0.12
89 ± 5.1 95 ± 2.9 92 ± 3.1
23.977 26.787 1.22 ± 0.08 24.005 26.815 1.59 ± 0.14 24.021 26.823 1.24 ± 0.12
88 ± 1.8 90 ± 2.5 84 ± 2.8
23.990 26.800 1.15 ± 0.15
92 ± 3.8
24.969 27.779 1.73 ± 0.12 24.998 27.808 1.14 ± 0.10 25.024 27.834 0.93 ± 0.10
68 ± 2.0 77 ± 2.6 78 ± 3.2
24.983 27.793 1.38 ± 0.12 25.012 27.822 1.06 ± 0.10
77 ± 2.5 74 ± 2.7

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