Table 4.
Summary of cosmological parameters dominated by large-scale polarization and goodness-of-fit statistics.
| Analysis name | Data sets |
 |
τ |
 |
χ2 PTE | Reference |
|---|---|---|---|---|---|---|
| WMAP 9-yr | WMAP Ka–V | 0.76 | 0.089 ± 0.014 | Hinshaw et al. (2013) | ||
| Natale et al. (2020) | LFI 70, WMAP Ka–V | 0.54 | 0.069 ± 0.011 | < 0.79 | Natale et al. (2020) | |
| Planck 2018 | HFI 100×143 | 0.50 | 0.050 ± 0.009 | < 0.41 | Planck Collaboration V (2020) | |
| Planck 2018 | LFI | 0.50 | 0.064 ± 0.019 | ≤1.7 | Planck Collaboration V (2020) | |
| SROLL2 | HFI 100×143 | 0.50 | 0.059 ± 0.006 | Pagano et al. (2020) | ||
| NPIPE (Commander CMB) | LFI+HFI | 0.50 | 0.058 ± 0.006 | < 0.16 | Tristram et al. (2021) | |
| BEYONDPLANCK, ℓ = 2–8 | LFI, WMAP Ka–V | 0.68 | 0.066 ± 0.013 | < 0.84 | 0.32 | Paradiso et al. (2023) |
| BEYONDPLANCK, ℓ = 2–8, no TE | LFI, WMAP Ka–V | 0.68 | 0.058 ± 0.012 | < 1.3 | 0.32 | Paradiso et al. (2023) |
| BEYONDPLANCK, ℓ = 3–8 | LFI, WMAP Ka–V | 0.68 | 0.066 ± 0.014 | < 1.0 | 0.32 | Paradiso et al. (2023) |
Notes. Columns list, from left to right, (1) analysis name; (2) basic data sets included in the analysis; (3) effective accepted sky fraction; (4) posterior mean estimate of the optical depth of reionization with 68% error bars; (5) upper limit on tensor-to-scalar ratio at 95% confidence; (6) χ2 goodness-of-fit statistic as measured in terms of probability-to-exceed; and (7) primary reference. See Paradiso et al. (2023) for further discussion.
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