activity
20242026
most citedExploring Changing-look Active Galactic Nuclei with the Sloan Digital Sky Survey V: First Year Results

50 citations · 55 across the 11 of their papers we have counts for

collaborators
Showing astro-ph.HEShow all

1 paper · 1 filter

astro-ph.HE2026

Transient Relativistic Iron Emission Line from an X-ray Flaring Supermassive Black Hole

Xiurui Zhao, Marco Ajello, Francesca Civano +16

We report the discovery of the first transient relativistic iron Kα line in an Active Galactic Nucleus (AGN) J1047+5907. The line was detected 21.5 days (rest-frame) after an X-ray…