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20162026
most citedFull orbital solution for the binary system in the northern Galactic disc microlensing event Gaia16aye

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astro-ph.HE2026

A break in the X-ray loudness of Markarian 590: evidence for an AGN spectral state transition?

B. Palit, A. Rozanska, A. G. Markowitz +8

Using decade-long multi-band {\it Swift} observations of the changing-look AGN Markarian 590, we identify a clear break in the dependence of the X-ray loudness parameter $α_{\rm ox…