Updated 1.1% Precision Values of the Hubble Constant with Corrected Pantheon+ and Dark Energy Survey (DES)-DOVEKIE Type Ia Supernovae

arXiv:2607.24443 · astro-ph.CO, hep-ph · Submitted 2026-07-27 · Read on arXiv

astro-ph.CO, hep-ph

Submitted: 2026-07-27

Updated: 2026-09-15

Comments: 10 pages, 2 figures

Code: https://github.com/StefCas789/H0DN

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

Terminology

• Hubble Tension — 9× in this paper · explained in 9 episodes
• Dark Energy Survey — 6× in this paper
• Calibration — 5× in this paper · explained in 7 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Velocity Dispersion — 2× in this paper · explained in 2 episodes

Sources

• Tensions between the Early and the Late Universe
• In the Realm of the Hubble tension $-$ a Review of Solutions
• The Hubble Tension and Early Dark Energy
• A Comprehensive Measurement of the Local Value of the Hubble Constant with 1 km/s/Mpc Uncertainty from the Hubble Space Telescope and the SH0ES Team
• Status Report on the Chicago-Carnegie Hubble Program (CCHP): Measurement of the Hubble Constant Using the Hubble and James Webb Space Telescopes
• The Megamaser Cosmology Project. XIII. Combined Hubble constant constraints
• The Hubble Constant from Infrared Surface Brightness Fluctuation Distances
• The Local Distance Network: a community consensus report on the measurement of the Hubble constant at 1% precision
• It's Dust: Solving the Mysteries of the Intrinsic Scatter and Host-Galaxy Dependence of Standardized Type Ia Supernova Brightnesses
• The Pantheon+ Analysis: Cosmological Constraints
• The Pantheon+ Analysis: The Full Dataset and Light-Curve Release
• The Dark Energy Survey: Cosmology Results With ~1500 New High-redshift Type Ia Supernovae Using The Full 5-year Dataset
• The Dark Energy Survey Supernova Program: Cosmological Analysis and Systematic Uncertainties
• The Dark Energy Survey Supernova Program: A Reanalysis Of Cosmology Results And Evidence For Evolving Dark Energy With An Updated Type Ia Supernova Calibration
• The Pantheon+ Analysis: Improving the Redshifts and Peculiar Velocities of Type Ia Supernovae Used in Cosmological Analyses
• The Pantheon+ Analysis: Evaluating Peculiar Velocity Corrections in Cosmological Analyses with Nearby Type Ia Supernovae
• SPT-3G D1: CMB temperature and polarization power spectra and cosmology from 2019 and 2020 observations of the SPT-3G Main field
• The Hubble series: Convergence properties and redshift variables
• The effect of peculiar velocities on supernova cosmology
• Union3.1: Reducing Systematics in Supernova Cosmology with Self-consistent Measurements of Host Galaxy Properties for 2000 Type Ia Supernovae

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