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Fig. 4.

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Comparison between acceleration profiles from hydrostatic equilibrium (black dots; from X-COP) and Jeans modelling of galaxy kinematics (red dots; from Li et al. 2023). The black line is the MOND EFE model fitted to the X-COP data (same as in Fig. 2). Remarkably, for A1795 and A2142, the MOND model at large radii predicts the behaviour of the stellar kinematic data. For A2029 the comparison between the two datasets is poor, probably due to incompleteness in the galaxy kinematic data and/or unusual galaxy velocity anisotropy (see Li et al. 2023).

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