Table 2.
Comparison of SRG/eROSITA forecasts with other cosmological probes.
| Experiment | ΔΩm | ΔΩb | Δh | Δns | Δσ8 | ΔS8 |
| SRG/eRosita (1) | ±0.016 | ±0.014 | ±0.172 | ±0.108 | ±0.005 | ±0.019 |
| SRG/eRosita (1)h, nsPlanck prior | ±0.008 | ±0.004 | ±0.004 | ±0.003 | ±0.003 | ±0.012 |
| Planck (CMB+lensing) (2) | ±0.0074 | ±0.0007 | ±0.0054 | ±0.0042 | ±0.0061 | ±0.013 |
| SDSS BOSS (3) |  |
 |
 |
 |
– |  |
| DES 3×2pt4 |  |
– | – | – |  |
 |
| DES 3×2pt +BAO+RSD+SNIa+CMB (4) |  |
 |
 |
 |
 |
 |
| SRG/eRosita | ±0.0031 | ±0.0492 | ±0.364 | ±0.143 | ±0.003 | – |
| Cluster mass function (5) | ||||||
| Euclid (6) | ±0.0038 | ±0.046 | ±0.020 | ±0.0037 | ±0.0017 | – |
Notes. Forecast Fisher marginalised errors for cosmological parameters in the flat ΛCDM model. SRG/eROSITA results are for the combined data of AGNs and clusters of galaxies, with and without Planck priors.
References:(1)This work; (2)Planck Collaboration VI (2020); (3)Loureiro et al. (2019); (4)Abbott et al. (2022a); (5)Pillepich et al. (2012); (6)Euclid Collaboration (2020).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.