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Fig. 4
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Profiles of the Ca I and Li I resonance lines in X-shooter observations of V1309 Sco from 2012 (upper lines) and 2016 (lower lines). The Ca I flux in 2016 was divided by 7. In 2016, at velocities higher than about 0 km s−1, the Li I line partially overlaps with a blend of TiO and [S II].
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