First application of weak lensing peak steepness statistics to HSC Y1 data: effectively probing halo density profiles

arXiv:2608.24591 · astro-ph.CO · Submitted 2026-08-25 · Read on arXiv

astro-ph.CO

Submitted: 2026-08-25

Updated: 2026-08-25

Terminology

• Baryonic Feedback — 9× in this paper · explained in 3 episodes
• Weak Lensing — 5× in this paper · explained in 2 episodes
• AGN — 3× in this paper · explained in 1 episode
• AGN Feedback — 2× in this paper · explained in 1 episode
• Clustering — 2× in this paper · explained in 2 episodes
• Hyper Suprime-Cam — 2× in this paper
• Matter Power Spectrum — 2× in this paper · explained in 2 episodes
• Regularization — 2× in this paper · explained in 3 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Active Galactic Nuclei (AGN) — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Cooperation — 1× in this paper · explained in 2 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Markov Chain Monte Carlo — 1× in this paper
• N-body simulations — 1× in this paper · explained in 2 episodes
• National Astronomical Observatory of Japan — 1× in this paper
• Non-Gaussianity — 1× in this paper · explained in 2 episodes

Sources

• The Wide Field Infrared Survey Telescope: 100 Hubbles for the 2020s
• The Dark Energy Camera All Data Everywhere cosmic shear project V: Constraints on cosmology and astrophysics from 270 million galaxies across 13,000 deg$^2$ of the sky
• Euclid preparation. LXXXV. Toward a DR1 application of higher-order weak lensing statistics
• Dark Energy Survey Year 3 Results: Cosmological constraints from second and third-order shear statistics
• Euclid Definition Study Report
• Steps towards nonlinear cluster inversion through gravitational distortions: III. Including a redshift distribution of the sources
• Joint X-ray, kinetic Sunyaev-Zeldovich, and weak lensing measurements: toward a consensus picture of efficient gas expulsion from groups and clusters
• Cosmology from a joint analysis of second and third order shear statistics with Subaru Hyper Suprime-Cam Year 3 data
• KiDS-Legacy: Cosmological constraints from cosmic shear with the complete Kilo-Degree Survey

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