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Fig. 26

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Variation of the [S II] 6730 Å equivalent with showing the shortlived “flare” event at about day 84 of the outburst. There was no profile change during this increase. Square: Ondřejov spectra, diamond: NOT spectra. Note the rapid increase in line strength approximately coincident with the peak and initial decline of the XR emission (see Fig. 1).

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