Late-time Radio Brightening and Emergence of a Radio Jet in the Changing-look AGN 1ES 1927+654

We present multifrequency (5–345 GHz) and multiresolution radio observations of 1ES 1927+654, widely considered one of the most unusual and extreme changing-look active galactic nuclei (CL-AGNs). The source was first designated a CL-AGN after an optical outburst in late 2017 and has since displayed...

Full description

Bibliographic Details

Published in:	The Astrophysical Journal Letters
Main Authors:	Eileen T. Meyer, Sibasish Laha, Onic I. Shuvo, Agniva Roychowdhury, David A. Green, Lauren Rhodes, Amelia M. Hankla, Alexander Philippov, Rostom Mbarek, Ari laor, Mitchell C. Begelman, Dev R. Sadaula, Ritesh Ghosh, Gabriele Bruni, Francesca Panessa, Matteo Guainazzi, Ehud Behar, Megan Masterson, Haocheng Zhang, Xiaolong Yang, Mark A. Gurwell, Garrett K. Keating, David Williams-Baldwin, Justin D. Bray, Emmanuel K. Bempong-Manful, Nicholas Wrigley, Stefano Bianchi, Federica Ricci, Fabio La Franca, Erin Kara, Markos Georganopoulos, Samantha Oates, Matt Nicholl, Main Pal, S. Bradley Cenko
Format:	Article
Language:	English
Published:	IOP Publishing 2025-01-01
Subjects:	Radio jets Active galactic nuclei Proper motions X-ray active galactic nuclei Radio active galactic nuclei Seyfert galaxies
Online Access:	https://doi.org/10.3847/2041-8213/ad8651