Researchers investigated AT2022zod, an extreme, short-lived optical flare in an elliptical galaxy, concluding it is likely a tidal disruption event caused by an intermediate-mass black hole (around 5.4 × 10⁵ to 1.3 × 10⁶ M⊙). This event potentially reveals an elusive off-nuclear massive black hole residing in an ultra-compact dwarf galaxy, informing future transient surveys and black hole census efforts.
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