3 papers
astro-ph.GA2026
Mapping the narrow-line Seyfert 1 galaxy 1H 0323+342
Luigi Foschini, Stefano Ciroi, Marco Berton +3
Taking advantage of the most recent measurements by means of high-resolution radio observations and other multiwavelength campaigns, it is possible to elaborate a detailed map of t…
astro-ph.GA2025
How similar are narrow-line Seyfert 1 galaxies and high-z type 1 AGN?
M. Berton, E. Järvelä, A. Tortosa +1
The recent observations of highly accreting supermassive black holes (SMBH) at very high redshift (4) with the James Webb Space Telescope (JWST) allowed us to shed light for the…
astro-ph.GA2025
An optical perspective on early-stage AGN with extreme radio flares
Luca Crepaldi, Marco Berton, Benedetta Dalla Barba +4
In the last decade of Active Galactic Nuclei (AGN) monitoring programs, the Metsähovi Radio Observatory detected multiple times seven powerful flaring narrow-line Seyfert 1 (NLS1)…