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Fig. 4.
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GHOST spectral data. The 1D spectra showing the Hα and [N II]λ6548,6584 Å doublet for each pointing a-k are provided. In the spectra of pointings b, d, e, f, and i we can see a prominent split of the [N II]λ6548,6584 Å lines and in the pointings b, d, and f a less clear split of the Hα line.
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