Gaussian-process evidence for a stochastic-variability transition in the recovering corona of 1ES 1927+654

arXiv:2607.10167 · astro-ph.HE, astro-ph.GA · Submitted 2026-07-11 · Read on arXiv

astro-ph.HE, astro-ph.GA

Submitted: 2026-07-11

Updated: 2026-09-21

Comments: 12 pages, 4 figures

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

Terminology

• AGN — 8× in this paper · explained in 1 episode
• Non-stationarity — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Gaussian Process Inference of Stochastic Magneto-Active Dynamics and Viscosity in Swift J1727.8-1613
• Persistence of the Millihertz X-ray Quasi-Periodic Oscillation in the Active Galactic Nucleus 1ES 1927+654
• Revealing an Oscillating and Contracting Compact Corona near the Event Horizon of the Supermassive Black Hole in 1ES 1927+654

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