Open Access
Table 2.
Fisher-forecast 68.3% CL marginalised uncertainties on cosmological and primordial feature parameters, relative to their corresponding fiducial values.
| LIN ωlin = 10 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Ωm, 0 | Ωb, 0 | h | ns | σ8 | 𝒜lin | ωlin | ϕlin | |
| Pessimistic setting | ||||||||
| GCsp (kmax = 0.25 h Mpc−1) | 1.2% | 1.7% | 1.4% | 1.5% | 0.83% | 23% | 4.1% | 0.11 |
| WL+GCph+XC | 0.83% | 5.7% | 4.0% | 1.6% | 0.39% | 32% | 5.7% | 0.12 |
| GCsp+WL+GCph+XC(z < 0.9) | 0.61% | 1.3% | 0.59% | 0.70% | 0.28% | 21% | 2.9% | 0.083 |
| Optimistic setting | ||||||||
| GCsp (kmax = 0.3 h Mpc−1) | 1.1% | 1.6% | 1.1% | 1.3% | 0.76% | 23% | 3.6% | 0.10 |
| WL+GCph+XC | 0.27% | 4.4% | 2.5% | 0.66% | 0.13% | 31% | 2.8% | 0.072 |
| GCsp+WL+GCph+XC | 0.23% | 1.1% | 0.45% | 0.28% | 0.11% | 18% | 1.2% | 0.047 |
| LOG ωlog = 10 | ||||||||
| Ωm, 0 | Ωb, 0 | h | ns | σ8 | 𝒜log | ωlog | ϕlog | |
| Pessimistic setting | ||||||||
| GCsp (kmax = 0.25 h Mpc−1) | 1.1% | 1.8% | 1.4% | 1.5% | 0.82% | 25% | 4.7% | 0.053 |
| WL+GCph+XC | 0.83% | 5.7% | 4.0% | 1.6% | 0.38% | 32% | 5.7% | 0.12 |
| GCsp+WL+GCph+XC(z < 0.9) | 0.61% | 1.4% | 0.59% | 0.71% | 0.28% | 22% | 2.4% | 0.044 |
| Optimistic setting | ||||||||
| GCsp (kmax = 0.3 h Mpc−1) | 1.1% | 1.8% | 1.1% | 1.3% | 0.76% | 25% | 4.7% | 0.052 |
| WL+GCph+XC | 0.27% | 4.4% | 2.5% | 0.66% | 0.13% | 31% | 2.8% | 0.072 |
| GCsp+WL+GCph+XC | 0.23% | 1.1% | 0.46% | 0.28% | 0.11% | 18% | 1.1% | 0.035 |
Notes. We show results for LIN and LOG models in the pessimistic and optimistic settings, using Euclid observations GCsp, WL+GCph+XC, and their combination.
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