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Table 3.
Effective dispersion of the dust spectral index σβ and effective angle variation δψ.
| fsky | 80% | 90% | 97% | ||||||
|---|---|---|---|---|---|---|---|---|---|
| ν[GHz] | 100 | 143 | 217 | 100 | 143 | 217 | 100 | 143 | 217 |
| σβ | 0.15±0.03 | 0.12 ± 0.01 | 0.09±0.02 | 0.12±0.02 | 0.09±0.01 | 0.08±0.01 | 0.10±0.01 | 0.07 ± 0.01 | 0.07 ± 0.01 |
| δψ | 2.71±0.46 | 1.60 ± 0.25 | 0.81±0.19 | 2.43±0.29 | 1.13±0.15 | 0.66±0.11 | 2.33±0.20 | 0.83 ± 0.09 | 0.48 ± 0.07 |
Notes. A systematic uncertainty on the polarization angle of 1° must be considered as upper limit on the Planck polarization absolute accuracy (Rosset et al. 2010).
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