Planck 2018 results
Open Access

Table 10.

Constraints on ln(1010As), τ, and r from the low- LFI likelihood.

Parameter ΛCDM ΛCDM + r
ln(1010As) … 2.965 ± 0.055
τ 0.063 ± 0.020 0.064 ± 0.019
r0.002 ... ≤1.7
109Ase−2τ

Notes. We show mean and 68% confidence levels. For r, the 95% upper limit is shown.

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