플랑크 (인공위성)
결과 > 2018년 최종 데이터 릴리스

http://sci.esa.int/planck/60499-from-an-almost-perfect-universe-to-the-best-of-both-worlds/
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| Parameter | Symbol | TT+lowE   68% limits | TE+lowE   68% limits | EE+lowE   68% limits | TT,TE,EE+lowE   68% limits | TT,TE,EE+lowE   +lensing   68% limits | TT,TE,EE+lowE   +lensing+BAO   68% limits |
| Baryon density |  \Omega _{b}h^{2} | 0.02212±0.00022 | 0.02249±0.00025 | 0.0240±0.0012 | 0.02236±0.00015 | 0.02237±0.00015 | 0.02242±0.00014 |
| Cold dark matter density |  \Omega _{c}h^{2} | 0.1206±0.0021 | 0.1177±0.0020 | 0.1158±0.0046 | 0.1202±0.0014 | 0.1200±0.0012 | 0.11933±0.00091 |
| 100x approximation to rs / DA (CosmoMC) |  100\,\theta _{MC} | 1.04077±0.00047 | 1.04139±0.00049 | 1.03999±0.00089 | 1.04090±0.00031 | 1.04092±0.00031 | 1.04101±0.00029 |
| Thomson scattering optical depth due to reionization |  \tau  | 0.0522±0.0080 | 0.0496±0.0085 | 0.0527±0.0090 | 0.0544+0.0070 −0.0081 | 0.0544±0.0073 | 0.0561±0.0071 |
| Power spectrum of curvature perturbations |  \ln(10^{10}A_{s}) | 3.040±0.016 | 3.018+0.020 −0.018 | 3.052±0.022 | 3.045±0.016 | 3.044±0.014 | 3.047±0.014 |
| Scalar spectral index |  n_{s} | 0.9626±0.0057 | 0.967±0.011 | 0.980±0.015 | 0.9649±0.0044 | 0.9649±0.0042 | 0.9665±0.0038 |
| Hubble's constant (km s−1 Mpc−1) |  H_{0} | 66.88±0.92 | 68.44±0.91 | 69.9±2.7 | 67.27±0.60 | 67.36±0.54 | 67.66±0.42 |
| Dark energy density |  \Omega _{\Lambda } | 0.679±0.013 | 0.699±0.012 | 0.711+0.033 −0.026 | 0.6834±0.0084 | 0.6847±0.0073 | 0.6889±0.0056 |
| Matter density |  \Omega _{m} | 0.321±0.013 | 0.301±0.012 | 0.289+0.026 −0.033 | 0.3166±0.0084 | 0.3153±0.0073 | 0.3111±0.0056 |
| Density fluctuations at 8h−1 Mpc | S8 =  \sigma _{8}( \Omega _{m}/0.3)0.5 | 0.840±0.024 | 0.794±0.024 | 0.781+0.052 −0.060 | 0.834±0.016 | 0.832±0.013 | 0.825±0.011 |
| Redshift of reionization |  z_{re} | 7.50±0.82 | 7.11+0.91 −0.75 | 7.10+0.87 −0.73 | 7.68±0.79 | 7.67±0.73 | 7.82±0.71 |
| Age of the Universe (Gy) |  t_{0} | 13.830±0.037 | 13.761±0.038 | 13.64+0.16 −0.14 | 13.800±0.024 | 13.797±0.023 | 13.787±0.020 |
| Redshift at decoupling |  z_{*} | 1090.30±0.41 | 1089.57±0.42 | 1087.8+1.6 −1.7 | 1089.95±0.27 | 1089.92±0.25 | 1089.80±0.21 |
| Comoving size of the sound horizon at z = z*(Mpc) |  r_{*} | 144.46±0.48 | 144.95±0.48 | 144.29±0.64 | 144.39±0.30 | 144.43±0.26 | 144.57±0.22 |
| 100× angular scale of sound horizon at last-scattering |  100\,\theta _{*} | 1.04097±0.00046 | 1.04156±0.00049 | 1.04001±0.00086 | 1.04109±0.00030 | 1.04110±0.00031 | 1.04119±0.00029 |
| Redshift with baryon-drag optical depth = 1 |  z_{drag} | 1059.39±0.46 | 1060.03±0.54 | 1063.2±2.4 | 1059.93±0.30 | 1059.94±0.30 | 1060.01±0.29 |
| Comoving size of the sound horizon at z = zdrag |  r_{drag} | 147.21±0.48 | 147.59±0.49 | 146.46±0.70 | 147.05±0.30 | 147.09±0.26 | 147.21±0.23 |
Legend:  68% limits: Parameter 68% confidence limits for the base ΛCDM model  TT, TE, EE: Planck Cosmic microwave background (CMB) power spectra; here TT represents temperature power spectrum, TE is temperature-polarization cross spectrum, and EE is polarisation power spectrum.  lowP: Planck polarization data in the low-ℓ likelihood  lensing: CMB lensing reconstruction  ext: External data (BAO+JLA+H0). BAO: Baryon acoustic oscillations, JLA: Joint Light-curve Analysis (of supernovae), H0: Hubble constant