Fig. 6
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Hipparcos photometric data for HIP 74890 is shown in the top panel. The middle panel shows the cleaned Hipparcos photometry for HIP 74890. The generalised Lomb–Scargle periodogram of the photometry is shown in the bottom panel. The horizontal line corresponds to the 0.1% (dotted blue) FAP significance level computed via 5000 bootstrap iterations on the photometry time series. The vertical green line represents the periods of the planets.
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