The central dark-matter densities of Milky Way ultra-faint dwarf galaxies, inferred from stellar kinematics, are more variable and appear shallower in their radius scaling than cold dark matter expectations from semi-analytic modeling.
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Semi-analytic Inference of Satellite Densities in the Cold Dark Matter Model Part I. Comparison to Ultra-faint Dwarf Kinematics
The central dark-matter densities of Milky Way ultra-faint dwarf galaxies, inferred from stellar kinematics, are more variable and appear shallower in their radius scaling than cold dark matter expectations from semi-analytic modeling.