The XXL Survey - XLII. Detection and characterisation of the galaxy population of distant galaxy clusters in the XXL-N/VIDEO field: A tale of variety

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Table 2.

Summary of the stellar population fits obtained for the red BCGs.

Fit		z₀	Dust absorption ^(a)	Metallicity	τ^(b)
			(%)	(Z_⊙)	(Gyr)
No dust, varying z₀ and Z	1.140	14.214	0	1.44	0
Varying z₀, Z, and dust	1.155	11.030	61.28	0.40	0
No dust, varying z₀, Z, and τ	1.250	16.000	0	1.40	0.010

Notes.

^(a)

Fraction of starlight absorbed by dust.

^(b)

Characteristic timescale for an exponentially decreasing star formation rate.

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