Fig. 9
Searching for characteristic frequency spacings. From top to bottom: histograms of frequency differences, results of K-S tests, Fourier transforms of different frequency sets. Red boxes/lines: frequencies below 5 d-1, green boxes/lines: frequencies below 10 d-1, blue boxes/lines: frequencies below 15 d-1, grey boxes/lines: frequencies above 27 d-1.
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