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Fig. 4

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Radial velocities and resulting periodograms of HD 105779. Top left: the Keplerian fit to the input RV data. The bottom panel of this figure shows the residual. Top right: Δ ln L periodogram of input RVs for HD 105779. The periodogram shows a peak at 2388 days. The horizontal dashed lines shows 0.001 (Green), 0.01 (Yellow) and 0.1 (Red) FAP values. Bottom left: data phase folded to pre RVs (Blue) and post RVs (Orange). Bottom right: Δ ln L periodogram of residuals.

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