Fig. 8
Top: example of a raw solar light curve extracted from HMI images (black) and the corresponding smooth detrending function based on SG filters with a window size of 5 h (red). An artificial transit of a 5 R⊕ planet crossing the center of the solar disk (b = 0) is shown in gray. Bottom: residuals of the raw solar light curve after correcting by the SDO satellite motion.
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