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Cosmic triangles and black-hole masses

A geometric measurement of the distance to a nearby galaxy implies a larger mass for its central black hole than previously calculated, and a consequent increase for most other masses of such black holes. See Letter p.528

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Figure 1: Geometric distances.


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Correspondence to Martin Elvis.

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Elvis, M. Cosmic triangles and black-hole masses. Nature 515, 498–499 (2014).

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