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Strong long-term variability in active galactic nuclei affects virial black hole mass measurements

Crossref DOI link: https://doi.org/10.1038/s41467-026-69166-w

Published Online: 2026-02-05

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Amrutha, Neelesh https://orcid.org/0009-0005-7553-049X
Wolf, Christian https://orcid.org/0000-0002-4569-016X
Onken, Christopher A. https://orcid.org/0000-0003-0017-349X
Hon, Wei Jeat https://orcid.org/0000-0001-8359-2328
Lai, Samuel https://orcid.org/0000-0001-9372-4611
Raithel, David

Tan, Ashley Hai Tung https://orcid.org/0009-0004-8522-152X
Webster, Rachel https://orcid.org/0000-0002-5325-2709
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Text and Data Mining valid from 2026-02-05

Version of Record valid from 2026-03-12
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Article History

Received: 11 May 2025

Accepted: 22 January 2026

First Online: 5 February 2026

Competing interests

: The authors declare no competing interests.