X-ray and optical decline of the intermediate mass black hole HLX-1

arXiv:2607.26137 · astro-ph.HE, astro-ph.GA · Submitted 2026-07-28 · Read on arXiv

Roberto Soria, Maya Garbaccio Gili, Francesco Massaro, Alister W. Graham, Luca Zampieri

astro-ph.HE, astro-ph.GA

Submitted: 2026-07-28

Comments: 19 pages, 4.9 MB, accepted by PASA

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

Terminology

• Calibration — 5× in this paper · explained in 7 episodes
• Aperture — 4× in this paper · explained in 1 episode
• Decoupling — 3× in this paper · explained in 2 episodes
• Metallicity — 3× in this paper · explained in 3 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• AGN — 1× in this paper · explained in 1 episode
• Abundance — 1× in this paper · explained in 1 episode
• Accretion Physics — 1× in this paper · explained in 2 episodes
• Actor — 1× in this paper · explained in 3 episodes
• Advanced CCD Imaging Spectrometer — 1× in this paper
• Aperture Photometry — 1× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes
• Star Formation Rate (SFR) — 1× in this paper · explained in 5 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Very Large Telescope — 1× in this paper
• X-Ray Telescope — 1× in this paper

Sources

• How Flat is a Plateau? Evolution of Late-Time TDE Disks

Related papers

• Numerical Studies of Accretion Flows onto a Neutron Star Engulfed in a Massive Star
• Collisionless Accretion of Finite-Angular-Momentum Plasma onto a Spinning Black Hole
• Impact of Magnetic Field Topology on Electromagnetic and Gravitational Waves from Binary Neutron Star Merger Remnants
• XRISM Resolve Spectroscopy of GX 5-1: Constraints on Iron Spectral Features in a Luminous Neutron-Star Binary
• SN 1006: A Cosmic Laboratory for Investigating Shock Acceleration Physics
• Neutrino Spectral Pinching in 3D Core-Collapse Supernovae: Late-Time Convergence, Failed-Explosion Signatures, and Viewing-Angle Dispersion