Transition from spot to faculae domination - An alternate explanation for the dearth of intermediate Kepler rotation periods

Timo Reinhold; Keaton J. Bell; James Kuszlewicz; Saskia Hekker; Alexander I. Shapiro

doi:10.1051/0004-6361/201833754

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Volume 621 (January 2019)

A&A, 621 (2019) A21

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Fig. 3.

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Reduced photometric (top panel) and chromospheric (bottom panel) time series of Fig. 1. Sine fits to the data are shown in red with their cycle periods given at the top of each panel. In the lower panel a sine wave with a long period of 28.1 yr has been subtracted (see Table B.1).

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