Revising Indirect Dark Matter Constraints with Updated Astrophysical J-Factor Priors

arXiv:2607.26876 · hep-ph, astro-ph.CO, astro-ph.HE, astro-ph.IM · Submitted 2026-07-29 · Read on arXiv

Giacomo D'Amico

hep-ph, astro-ph.CO, astro-ph.HE, astro-ph.IM

Submitted: 2026-07-29

Comments: Accepted for publication in Physical Review D

Journal ref: Phys. Rev. D 114, 043006 - Published 4 August, 2026

DOI: 10.1103/9dt2-z9fz

Code: https://github.com/micheledoro/gDMbounds

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Monte Carlo — 10× in this paper
• Accuracy — 4× in this paper · explained in 1 episode
• Adam — 2× in this paper · explained in 2 episodes
• Anisotropy — 1× in this paper · explained in 3 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• Dark Matter and Fundamental Physics Searches with IACTs
• Searching for Dark Matter Annihilation from Milky Way Dwarf Spheroidal Galaxies with Six Years of Fermi-LAT Data
• Combined searches for dark matter in dwarf spheroidal galaxies observed with the MAGIC telescopes, including new data from Coma Berenices and Draco
• Constraints on Ultra Heavy Dark Matter Properties from Dwarf Spheroidal Galaxies with LHAASO Observations
• Statistical Tools for Imaging Atmospheric Cherenkov Telescopes
• Prospects for dark matter observations in dwarf spheroidal galaxies with the Cherenkov Telescope Array Observatory
• Limits and Confidence Intervals in the Presence of Nuisance Parameters

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