Extended Data Fig. 3: Tests on the HARPS residuals. | Nature

Extended Data Fig. 3: Tests on the HARPS residuals.

From: A remnant planetary core in the hot-Neptune desert

Extended Data Fig. 3: Tests on the HARPS residuals.

a, CCF for the HARPS spectra computed using a G2V template. A Gaussian fit has been removed to leave the residual noise. No clear evidence of a contaminating star is seen. b, Periodogram of the HARPS RV residuals. No evidence of periodic structure is found. FAP represents false-alarm probability.

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