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Barry McKernan on Muck Rack

Barry McKernan

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An extremely luminous flare recorded from a supermassive black hole

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By Matthew Graham, K. Ford, Daniel Stern, Matteo Cantiello, Andrew Drake Verified, Mansi Kasliwal, Mike Koss, Raffaella Margutti, Sam Rose, Phil Wiseman, S. G. Djorgovski, Patrik M. Veres, Eric C. Bellm, Tracy Chen Verified, Steven L. Groom, Shrinivas R. Kulkarni, Ashish A. Mahabal, Barry McKernan, Yuanze Ding, Jean Somalwar
| Nature Verified
Abstract Since their discovery more than 60 years ago, accreting supermassive black holes in active galactic nuclei (AGN) have been recognized as highly variable sources, requiring an extremely compact, dynamic environment. Their variability is related to several phenomena, including changing accretion rates, temperature changes, foreground absorbers and structural changes to the accretion disk.
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