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Fig. 6
Derived maps of the emission line ratios of the two pointings: edge (left) and centre (right). Top: [Sii]λλ6717, 6731/Hα. Middle: [Nii]λ6584/[Sii]λλ6717, 6731. Bottom: ([Nii]λλ6584/Hα. Orientations and sizes as in Fig. 2.
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