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Fig. 2
Radial velocities of alpha Cen (filled for component A and open for B). Diabolos denote the HARPS archived data and squares the older ESO data (Endl et al. 2001) already used by Pourbaix et al. (2002). On this portion of the orbit, fitting ΔVB or setting it to 0 is not visually distinguishable.
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