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Showing 2025 · astro-ph.HEShow all
3 papers · 2 filters
astro-ph.HE2025
The Distribution of Hard X-ray Selected AGN in the NEP Field
Samantha Creech, Francesca Civano, Daniel R. Wik +9
X-ray surveys are one of the most unbiased methods for detecting Compton Thick (CT; cm) AGN, which are thought to comprise up to of AGN…
astro-ph.HE2025★ 1 cited
Untangling the Complex Nature of AGN Variability with Fairall 9
Scott Hagen, Chris Done, Edward M. Cackett +5
The accretion flow in AGN is not well understood, motivating intensive monitoring campaigns of multiwavelength variability to probe its structure. One of the best of these is the 3…
astro-ph.HE2025★ 3 cited
Testing X-ray Reprocessing and Mapping the Soft Excess of NGC 7469 with NICER
Ethan R. Partington, Edward M. Cackett, Rick Edelson +5
We present an X-ray/UV reverberation analysis of NGC 7469 across 210 days, using daily NICER observations with contemporaneous monitoring by Swift UVOT+XRT. We model the X-ray spec…