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Table 1

Journal of our spectropolarimetric observations of o Ceti with Narval.

Date Phase HJD Exp. Stokes S/Na
(dd/mm/yyyy) ϕ (2 454 000+) time(s) param.

05/09/2007 0.58 348.63529 1200 V 29/277
348.65190 1200 Q 27/268
348.66850 1200 U 31/278

20/01/2008 1.00 486.23594 120 Q 139/704
486.24927 120 U 134/706
486.25322 120 V 136/707
486.25732 120 Q 140/695
486.26126 120 U 135/690
486.26520 120 V 125/640
486.27026 120 Q 142/723
486.27420 120 U 144/741
486.27817 120 V 134/681

10/02/2008 1.06 507.25895 120 Q 181/929
507.26289 120 U 175/931
507.26683 120 V 179/945

29/08/2008 1.68 708.64006 1200 Q 22/302
708.65652 1200 U 21/288
708.67299 1200 V 23/304

26/02/2009 2.23 889.26324 120 Q 132/525
889.26716 120 U 122/506
889.27113 120 V 130/538
889.27522 120 Q 133/514
889.27914 120 U 132/536
889.28309 120 V 100/415

24/07/2009 2.67 1037.63799 520 V 16/223

23/09/2009 2.86 1098.49282 400 Q 15/212
1098.50000 400 U 17/208
1098.50718 400 V 15/204

03/10/2009 2.89 1108.44130 400 Q 28/331
1108.44847 400 U 32/367
1108.45565 400 V 28/324

25/10/2009 2.95 1130.50330 120 Q 109/575
1130.50725 120 U 102/537
1130.51119 120 V 104/549

24/11/2009 3.05 1160.32884 40 Q 57/327
1160.33185 40 U 55
1160.33487 40 V 56/337

10/12/2009 3.09 1176.35850 160 Q 135/695
1176.36289 160 U 138/700
1176.36728 160 V 150/759

20/12/2009 3.12 1186.26722 28 Q 61/350
1186.27008 28 U 59/334
1186.27294 28 V 58/329

06/01/2010 3.18 1203.35451 40 Q 41/310
1203.35750 40 U 42/311
1203.36053 40 V 40/285

18/01/2010 3.21 1215.30800 160 Q 116/735
1215.31242 160 U 112/715
1215.31681 160 V 111/707

10/02/2010 3.28 1238.27729 520 Q 66/495
1238.28585 520 U 47/355
1238.29443 520 V 44/344

Notes. 

(a)

The signal-to-noise ratio refers to the Stokes I parameter at 412 nm and 647 nm, respectively.

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