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Table 4

Statistical comparison between the best fits obtained with the two-spot and the evolving single-spot models with the Levenberg-Marquardt and Nelder-Mead optimizations for the light curve segments selected to search for differential rotation.

CoRoT ID ΔBIC Significance

223959652 2.048 2.096 0.980
616849446 3.494 4.989 1.000
223982407 4.073 6.147 1.000
223988965 0.974 –0.053 0.470
616919771 1.377 0.755 0.917

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