Fig. 5
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HD 99492: YARARA-V1 S-index dataset. Top: S-index time-series. Middle: GLS periodogram of that time-series (k0 stands for no Keplerian in the model). Bottom: GLS periodogram of the residual S-index, after subtracting a Keplerian model with P ~ 3000 days (k1). The red bands locate the periodicities seen in this activity indicator.
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