Reverberation in the Narrow Fe K alpha Line in the Seyfert Galaxy NGC 4151 with XRISM

arXiv:2606.23384 · astro-ph.HE, astro-ph.GA · Submitted 2026-06-22 · Read on arXiv

Jon M. Miller, Aberahmen Zoghbi, Xin Xiang, Doyee Byun, Missagh Mehdipour, Liyi Gu, Ehud Behar, Laura Brenneman, Elisa Costantini, Luigi Gallo, Matteo Guainazzi, Peter Kosec, Takeo Minezaki, Stephane Paltani

Univ. of Michigan · CRESST, NASA/GSFC · Univ. of Michigan · Univ. of Michigan · Univ. of Michigan · SRON · Technion · Center for Astrophysics, Harvard-Smithsonian · University of Amsterdam · Saint Mary's University · ESA/ESTEC · Center for Astrophysics, Harvard-Smithsonian · Univ. of Tokyo · University of Geneva

astro-ph.HE, astro-ph.GA

Submitted: 2026-06-22

Comments: Accepted for publication in ApJ Letters

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

Terminology

• AGN — 26× in this paper · explained in 1 episode
• Calibration — 4× in this paper · explained in 7 episodes
• Trace — 2× in this paper · explained in 2 episodes
• alpha — 2× in this paper · explained in 1 episode
• Abundance — 1× in this paper · explained in 1 episode
• Consistency — 1× in this paper · explained in 3 episodes
• South Atlantic Anomaly — 1× in this paper

Sources

• Complex Nuclear Structure in Seyfert 2 Galaxy NGC 4388 Revealed by XRISM Observation
• The dynamic central environment of NGC 3516 revealed by XRISM
• The 0.9 Megasecond XRISM/Resolve Spectrum of the Seyfert-1 AGN NGC 4151

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