Planck 2013 results
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Table 3

Constraints on cosmological parameters and best fit −2Δln(ℒ) with respect to the standard ΛCDM model, using Planck+WP data, testing the significance of the deviation from the HZ model.

HZ HZ + YP HZ + Neff ΛCDM

105Ωbh2 2296 ± 24 2296 ± 23 2285 ± 23 2205 ± 28
104Ωch2 1088 ± 13 1158 ± 20 1298 ± 43 1199 ± 27
100 θMC 1.04292 ± 0.00054 1.04439 ± 0.00063 1.04052 ± 0.00067 1.04131 ± 0.00063
τ
ln(1010As)
ns 0.9603 ± 0.0073
Neff 3.98 ± 0.19
Y P 0.3194 ± 0.013

−2Δln(ℒmax) 27.9 2.2 2.8 0

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