Can Fingers of God be Resummed?

arXiv:2609.35757 · astro-ph.CO · Submitted 2026-09-28 · Read on arXiv

astro-ph.CO

Submitted: 2026-09-28

Updated: 2026-09-28

Terminology

• Clustering — 26× in this paper · explained in 2 episodes
• Bispectrum — 17× in this paper · explained in 3 episodes
• Redshift-Space Distortions — 12× in this paper
• Velocity Dispersion — 10× in this paper · explained in 2 episodes
• Alignment — 6× in this paper · explained in 1 episode
• Cluster expansion — 5× in this paper · explained in 2 episodes
• Redshift-Space Distortions (RSD) — 2× in this paper · explained in 2 episodes
• Redshift-Space Distortions and Fingers of God — 2× in this paper
• alpha — 2× in this paper · explained in 1 episode
• Abundance — 1× in this paper · explained in 1 episode
• Anisotropy — 1× in this paper · explained in 3 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• Effective Field Theory (EFT) — 1× in this paper · explained in 2 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Hybrid Models — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• Fingers of God
• Baryon Acoustic Oscillations in 2D: Modeling Redshift-space Power Spectrum from Perturbation Theory
• Towards an accurate model of the redshift space clustering of halos in the quasilinear regime
• The Gaussian streaming model and Lagrangian effective field theory
• Improving the modelling of redshift-space distortions: I. A bivariate Gaussian description for the galaxy pairwise velocity distributions
• Improving the modelling of redshift-space distortions - II. A pairwise velocity model covering large and small scales
• The clustering of galaxies in the completed SDSS-III Baryon Oscillation Spectroscopic Survey: cosmological implications of the configuration-space clustering wedges
• Boosting galaxy clustering analyses with non-perturbative modelling of redshift-space distortions
• FolpsD: combining EFT and phenomenological approaches for joint power spectrum and bispectrum analyses
• Galaxy power spectrum in redshift space: combining perturbation theory with the halo model
• Extending the modeling of the anisotropic galaxy power spectrum to $k = 0.4 \ h\mathrm{Mpc}^{-1}$
• Consistent Modeling of Velocity Statistics and Redshift-Space Distortions in One-Loop Perturbation Theory
• Cosmological constraints from the power spectrum of eBOSS emission line galaxies
• Selecting samples of galaxies with fewer Fingers-of-God
• Effective Theories of Redshift-Space Galaxy Peculiar Velocities
• The clustering of galaxies in the SDSS-III Baryon Oscillation Spectroscopic Survey: Testing gravity with redshift-space distortions using the power spectrum multipoles
• Large-Scale Galaxy Bias
• The Galaxy Power Spectrum and Bispectrum in Redshift Space
• Euclid preparation. Galaxy power spectrum modelling in redshift space

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