Table 2: Weighted mean linear polarization parameters of HD 31648 (continued).
Date/ N Band P $\sigma _{\rm p}$ $\theta$ $^\circ$ $\sigma_{\theta}\hbox{$^\circ$ }$

JD 2 400 000+ % %

22.10.98 16 U 0.231 0.031 47.4 6.1

51 109.57 B 0.405 0.021 48.3 2.7

V 0.381 0.027 54.6 1.8

R 0.458 0.020 51.6 1.9

I 0.440 0.027 49.4 3.2

24.10.98 18 U 0.237 0.028 49.3 2.1

51 111.52 B 0.414 0.020 52.4 1.7

V 0.382 0.025 52.7 2.0

R 0.418 0.018 53.6 1.8

I 0.416 0.025 56.3 2.2

28.10.98 12 U 0.289 0.026 50.2 4.9

51 115.59 B 0.347 0.017 54.4 2.9

V 0.282 0.023 54.6 2.8

R 0.312 0.016 55.6 2.9

I 0.420 0.023 51.2 3.2

**Table 2:** Weighted mean linear polarization parameters of HD 31648 (continued).
Date/	N	Band	P	$\sigma _{\rm p}$	$\theta$ $^\circ$	$\sigma_{\theta}\hbox{$^\circ$ }$
JD 2 400 000+			%	%
22.10.98	16	U	0.231	0.031	47.4	6.1
51 109.57		B	0.405	0.021	48.3	2.7
		V	0.381	0.027	54.6	1.8
		R	0.458	0.020	51.6	1.9
		I	0.440	0.027	49.4	3.2
24.10.98	18	U	0.237	0.028	49.3	2.1
51 111.52		B	0.414	0.020	52.4	1.7
		V	0.382	0.025	52.7	2.0
		R	0.418	0.018	53.6	1.8
		I	0.416	0.025	56.3	2.2
28.10.98	12	U	0.289	0.026	50.2	4.9
51 115.59		B	0.347	0.017	54.4	2.9
		V	0.282	0.023	54.6	2.8
		R	0.312	0.016	55.6	2.9
		I	0.420	0.023	51.2	3.2

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