Table 8
Parameter constraints for the base ΛCDM cosmology (as defined in Planck Collaboration XVI 2014), illustrating the impact of replacing the LFI-based lowP likelihood (used in the 2015 Planck papers) with the HFI-based SimLow likelihood discussed in the text.
| PlanckTT+lowP | PlanckTT+SIMlow | PlanckTTTEEE+lowP | PlanckTTTEEE+SIMlow | |
| Parameter | 68% limits | 68% limits | 68% limits | 68% limits |
|
|
||||
| Ωbh2 ............... | 0.02222 ± 0.00023 | 0.02214 ± 0.00022 | 0.02225 ± 0.00016 | 0.02218 ± 0.00015 |
| Ωch2 ............... | 0.1197 ± 0.0022 | 0.1207 ± 0.0021 | 0.1198 ± 0.0015 | 0.1205 ± 0.0014 |
| 100θMC ............... | 1.04085 ± 0.00047 | 1.04075 ± 0.00047 | 1.04077 ± 0.00032 | 1.04069 ± 0.00031 |
| τ ......................... | 0.078 ± 0.019 | 0.0581 ± 0.0094 | 0.079 ± 0.017 | 0.0596 ± 0.0089 |
| ln(1010As) | 3.089 ± 0.036 | 3.053 ± 0.019 | 3.094 ± 0.034 | 3.056 ± 0.018 |
| n s ............... | 0.9655 ± 0.0062 | 0.9624 ± 0.0057 | 0.9645 ± 0.0049 | 0.9619 ± 0.0045 |
| H 0 ............... | 67.31 ± 0.96 | 66.88 ± 0.91 | 67.27 ± 0.66 | 66.93 ± 0.62 |
| Ωm ............... | 0.315 ± 0.013 | 0.321 ± 0.013 | 0.3156 ± 0.0091 | 0.3202 ± 0.0087 |
| σ 8 ............... | 0.829 ± 0.014 | 0.8167 ± 0.0095 | 0.831 ± 0.013 | 0.8174 ± 0.0081 |
 ............... |
0.466 ± 0.013 | 0.463 ± 0.013 | 0.4668 ± 0.0098 | 0.4625 ± 0.0091 |
 ............... |
0.621 ± 0.013 | 0.615 ± 0.012 | 0.623 ± 0.011 | 0.6148 ± 0.0086 |
| z re ................... |
|
8.11 ± 0.93 |
|
8.24 ± 0.88 |
| 109Ase− 2τ ............... | 1.880 ± 0.014 | 1.885 ± 0.014 | 1.882 ± 0.012 | 1.886 ± 0.012 |
| Age/Gyr ............... | 13.813 ± 0.038 | 13.829 ± 0.036 | 13.813 ± 0.026 | 13.826 ± 0.025 |
Notes. We also present here the change when including the high-ℓ polarization.
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