An XMM-Newton spatially-resolved study of metal abundance evolution in distant galaxy clusters

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Table 4

Values of γ in the power-law fits of the z-Z distribution (Z ∝ (1 + z)^− γ) in the samples present in the literature compared with those obtained in the present work.

	Extraction radius	N_obj	Redshift range	γ	Norm (@z = 0.6)

This work (Sect. 4.1)	0−0.6r₅₀₀	39	0.407–1.393		0.28 ± 0.01
	0.15−0.6r₅₀₀	39	0.407–1.393		0.24 ± 0.02

This work (Sect. 4.2)	0−0.15r₅₀₀	26	0.407–0.920		0.33 ± 0.02
	0.15−0.4r₅₀₀	39	0.407–1.393		0.23 ± 0.02
	>0.4r₅₀₀	24	0.407–1.237		0.13 ± 0.03

BLS07	0.15−0.3 r_vir	46	0.405–1.273		0.28 ± 0.01

MAU08^a	0−1r₅₀₀	50	0.405–1.237		0.30 ± 0.02
	0.15−1r₅₀₀	46	0.405–1.237		0.22 ± 0.02

MAU08^b	0−1r₅₀₀	49	0.405–1.237		0.31 ± 0.02
	0.15−1r₅₀₀	45	0.405–1.237		0.28 ± 0.02

Anderson et al. (2009)	0 − X′′^c	23	0.407–1.237		0.24 ± 0.02

Notes. The errors in γ and the normalization (referred at z = 0.6) are quoted at 1σ for one interesting parameter.

^(a)

Including CLJ1415.1+3612 in the fit.

^(b)

Not including CLJ1415.1+3612 in the fit.

^(c)

Maximum extraction radius X listed in their paper and determined using S/N optimization criteria.

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