 Standard thin-disk luminosity

ID: standard-thin-disk-luminosity

L_{thin} = \frac{GM M ˙}{2 R _{in}} = \frac{1}{2} \dot{M} R_{in}^{2} Ω_{K, in}^{2} .

Half of the Newtonian potential-energy decrease remains as orbital kinetic energy until the inner edge.

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