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Fig. 11

image

Top: GLS (solid blue line) and CLEAN (dashed red line) periodograms for the S time series of Gl 729. The most prominent peaks for the GLS periodogram with an FAP < 0.1% are (1521 ± 20) days and (297 ± 2) days. Bottom: Bayesian percentage probability indicates the 99% probability that the approximately 1500-day peak is the real activity cycle.

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