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Table 5

Polarized dust spectral indices derived using multiple subsets and templates of the Planck data.

Templates Data sets

.............. Full 1.592
.............. HR1 1.595
DS1 and DS2 ..... HR2 1.595
.............. YR1 1.619
.............. YR2 1.592

.............. Full 1.602
.............. HR1 1.603
YR1 and YR2 ..... HR2 1.606
.............. DS1 1.564
.............. DS2 1.627

.............. Full 1.613
.............. DS1 1.579
HR1 and HR2 ..... DS2 1.639
.............. YR1 1.639
.............. YR2 1.614

.............. Full 1.578
.............. DS1 1.560
S1+S3 and S2+S4 ..... DS2 1.590
.............. HR1 1.581
.............. HR2 1.588

Notes. The full mission Planck polarization data along with the DS1 and DS2 templates (first entry in the Table below) is used in Sect. 8.1 to produce Fig. 9. The scatter of the 20 measurements is consistent with the 1σ statistical uncertainty on the mean value of .

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