Nature Communications

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

• Neelesh Amrutha
• Christian Wolf
• Christopher A. Onken
• Wei Jeat Hon
• Samuel Lai
• David Raithel
• Ashley Hai Tung Tan
• Rachel Webster

2026-02-05

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