Bright flare in the obscured state of GRS 1915+105 as seen by NICER and Swift

arXiv:2604.11710 · astro-ph.HE · Submitted 2026-04-13 · Read on arXiv

astro-ph.HE

Submitted: 2026-04-13

Updated: 2026-09-09

Comments: 16 pages, 13 figures. v2: refereed version

Journal ref: Phys. Rev. D 114, 063018 (2026)

DOI: 10.1103/3j4t-pc75

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

Terminology

• Abundance — 3× in this paper · explained in 1 episode
• Anti-correlation — 2× in this paper · explained in 3 episodes
• Calibration — 2× in this paper · explained in 7 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Degeneracy — 1× in this paper · explained in 3 episodes
• James Webb Space Telescope — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

Sources

• GRS 1915+105 in "Soft State": Nature of Accretion Disk Wind and Origin of X-Ray Emission
• A model-independent analysis of the variability of GRS 1915+105
• An Obscured, Seyfert-2-like State of the Stellar-mass Black Hole GRS 1915+105 Caused by Failed Disk Winds
• The Novel Obscured State of Stellar-mass Black Hole GRS 1915+105
• Observations of a radio-bright, X-ray obscured GRS 1915+105
• A NICER View of a Highly-Absorbed Flare in GRS 1915+105
• The obscured X-ray binaries V404 Cyg, Cyg X-3, V4641 Sgr, and GRS 1915+105
• An Unusual Change in the Radio Jets of GRS 1915+105
• The Burst Alert Telescope (BAT) on the Swift MIDEX Mission
• The MAXI Mission on the ISS: Science and Instruments for Monitoring All Sky X-Ray Images
• Multi-mission view of low-luminosity 'obscured' phase of GRS 1915+105
• Constraining the Neutron Star Mass-Radius Relation and Dense Matter Equation of State with NICER. I. The Millisecond Pulsar X-ray Data Set
• Optimal binning of X-ray spectra and response matrix design
• The Swift X-ray Telescope
• On the Absorption of X-rays in the Interstellar Medium
• Broad-band gamma-ray and X-ray spectra of NGC 4151 and their implications for physical processes and geometry
• The May 1989 outburst of the Soft X-ray Transient GS 2023+338 (V404 Cyg)
• Self-Consistent Black Hole Accretion Spectral Models and the Forgotten Role of Coronal Comptonization of Reflection Emission
• X-ray reflected spectra from accretion disk models. III. A complete grid of ionized reflection calculations
• Variable iron-line emission near the black hole of Markarian 766

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