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Fig. 23.

image

Plot of (ϝ,ξ) for the D2 component, but excluding the USC region. Vertical dotted lines as in Fig. 19. The dotted blue line separates diffuse subpopulations D2a and D2b, whose best-fit lines are shown as dashed red and black lines, respectively. The dotted red line is the D1 best fit from Fig. 20, as a reference. The small circles are shown as in Fig. 20.

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