Effectiveness of the Wapiti correction method on the RV time series. The top panel of the figure shows the original data in black and the time series from the Wapiti correction in blue. The bottom panel shows the corresponding periodograms using the same color code, it can be seen that the correction has successfully eliminated the 180 and 365 days systematic peaks. The reported 14.2 days period planet is now detected at high significance in the blue periodogram with a FAP level of 4.01 × 10⁻⁹.