Open Access

Fig. A.1.

image

Low-ionisation metal lines associated with the zabs = 2.326 system towards J0017+1307. The normalised X-shooter spectrum is shown in grey with the best-fit multi-component Voigt profile over-plotted in red. Dark points show the data that constrain the fit. Short vertical marks show the location of the different velocity components. The panels showing Zn IIλ2026 and Zn IIλ2062 are over-plotted with a cyan and magenta line, showing contributions from Mg Iλ2026 and Cr IIλ2062, respectively. Finally, the residuals are shown above each line in units of the standard deviation (from the error spectrum).

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