A velocity-coupled radial acceleration ansatz fits 171 SPARC rotation curves comparably to NFW and Burkert halos while revealing strong parameter degeneracies.
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New DESI kinematics give Coma a virial mass of 1.04e15 solar masses with radial orbits for blue and green galaxies in different regions.
citing papers explorer
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A Velocity Coupled Radial Acceleration Ansatz for Disk-Galaxy Rotation Curves: Fits to SPARC, Bayesian Inference, and Parameter Identifiability
A velocity-coupled radial acceleration ansatz fits 171 SPARC rotation curves comparably to NFW and Burkert halos while revealing strong parameter degeneracies.
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Novel insights into the Coma Cluster kinematics with DESI. I. Linking mass profile, orbital anisotropy, and galaxy populations
New DESI kinematics give Coma a virial mass of 1.04e15 solar masses with radial orbits for blue and green galaxies in different regions.