3 papers
astro-ph.HE2026
Changing-Look AGN Powered By Disk Tearing
Nicholas Kaaz, Matthew Liska, Charlotte Ward +1
Changing-look active galactic nuclei (CLAGN) feature order-of-magnitude variability in both the continuum and broad line luminosities on months-to-years long timescales, and are cu…
astro-ph.HE2026
ASKAP J005512.2-255834: A Luminous, Long-Lived Radio Transient at z = 0.1 -- an Orphan Afterglow or an off-nuclear TDE from an IMBH?
Ashna Gulati, Tara Murphy, David L. Kaplan +24
We report the discovery of a slowly evolving, extragalactic radio transient, ASKAP J005512.2--255834 (hereafter ASKAP J0055-2558), identified using the Australian SKA Pathfinder in…
astro-ph.GA2025
Dwarf Active Galactic Nuclei from Variability for the Origins of Seeds (DAVOS): Properties of Variability-Selected AGNs in the Dark Energy Survey Deep Fields
Yichen Liu, Colin J. Burke, Diego Miura +4
We study the black hole mass host galaxy stellar mass relation, , for a sample of 706 and optically-variable active galac…