Fig. 8.
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He I λ4471/Mg II λ4481 region of HR 4930, clearly showing the composite nature of the spectrum. In the FEROS spectrum (the upper one here), the secondary component of the He I line is also seen. The difference in strength of the secondary features in the spectra of Chauville et al. (2001) with respect to the FEROS spectrum is present in the original data and remains unexplained here.
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