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Fig. 29

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Comparison of the [O I] 6300 Å line from the NOT spectra from 2010 and 2011. Solid: JD 55 350; dot: 55 370; dash: 55 397; dot-dash: 55 794. The spectra have been normalized to the continuum of the Mira in all cases. The weak fine structure is due to terrestrial water vapor contamination.

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