Constraints on dark matter self-interaction from the internal density profiles of X-COP galaxy clusters

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Table 2.

Result of Einasto fitting procedure for the 12 X-COP clusters.

Cluster	M_500,Einasto	r_s	ρ_s	w	R_min	R_max
	10¹⁴ M_⊙	[kpc]	10⁻²⁷ g cm⁻³	10⁻³	R₂₀₀	R₂₀₀
A85				3.85 ± 0.02	0.009	1.03
A644				20.97 ± 0.15	0.013	0.87
A1644				13.76 ± 0.08	0.010	1.30
A1795				2.36 ± 0.02	0.012	1.29
A2029				0.85 ± 0.01	0.012	1.13
A2142				4.51 ± 0.03	0.007	1.07
A2255				31.40 ± 0.26	0.028	1.24
A2319				33.08 ± 0.17	0.020	1.12
A3158				5.87 ± 0.04	0.011	1.06
A3266				30.84 ± 0.16	0.009	0.92
RXC1825				8.03 ± 0.06	0.013	1.19
ZW1215				3.73 ± 0.03	0.013	0.94

Notes. Cluster name; value of M₅₀₀ and uncertainty from the best-fit Einasto model; parameter values and uncertainties for the Einasto parameters r_s, ρ_s, and μ = 1/α (see Eq. (2)); centroid shift w (see Eq. (5)); and lower and upper bounds of the fitting range as a fraction of R₂₀₀.

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