Detection of a Peculiar Drift in the Nuclear Radio Jet of the TeV Blazar Markarian 501

by Silke Britzen, Gopal Krishna, Emma Kun, Héctor Olivares, Ilya Pashchenko, Frédéric Jaron, Josefa Becerra González, David Paneque
Published 2023-02-01

Broad Band Observations of Gravitationally Lensed Blazar during a Gamma-Ray Outburst

by Julian Sitarek, Josefa Becerra González, Sara Buson, Dijana Dominis Prester, Marina Manganaro, Daniel Mazin, Kari Nilsson, Mireia Nievas, Antonio Stamerra, Fabrizio Tavecchio, Ievgen Vovk
Published 2016-09-01

Follow-up Survey for the Binary Black Hole Merger GW200224_222234 Using Subaru/HSC and GTC/OSIRIS

by Takayuki Ohgami, Josefa Becerra González, Nozomu Tominaga, Tomoki Morokuma, Yousuke Utsumi, Yuu Niino, Masaomi Tanaka, Smaranika Banerjee, Frédérick Poidevin, Jose Antonio Acosta-Pulido, Ismael Pérez-Fournon, Teo Muñoz-Darias, Hiroshi Akitaya, Kenshi Yanagisawa, Mahito Sasada, Michitoshi Yoshida, Mirko Simunovic, Ryou Ohsawa, Ichi Tanaka, Tsuyoshi Terai, Yuhei Takagi, The J-GEM collaboration
Published 2023-01-01

A Reemerging Bright Soft X-Ray State of the Changing-look Active Galactic Nucleus 1ES 1927+654: A Multiwavelength View

by Ritesh Ghosh, Sibasish Laha, Eileen Meyer, Agniva Roychowdhury, Xiaolong Yang, J. A. Acosta–Pulido, Suvendu Rakshit, Shivangi Pandey, Josefa Becerra González, Ehud Behar, Luigi C. Gallo, Francesca Panessa, Stefano Bianchi, Fabio La Franca, Nicolas Scepi, Mitchell C. Begelman, Anna Lia Longinotti, Elisabeta Lusso, Samantha Oates, Matt Nicholl, S. Bradley Cenko, Brendan O’Connor, Erica Hammerstein, Jincen Jose, Krisztina Éva Gabányi, Federica Ricci, Sabyasachi Chattopadhyay
Published 2023-01-01