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Fig. 8.
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Results of the analysis for Cyg OB2-22 C. Left panel: heliocentric time of minima determined for Cyg OB2-22 C. Right panel: He I λ5876 (blue squares) and He II λ5412 (green triangles) RVs of Cyg OB2-22 C folded with the adopted ephemeris. It is important to note that they do not represent the orbit of the O star.
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