LE fitting results when Q is free. Left column, from top to bottom: Light curve fitting results (including the mean prediction from the GP model and the 1σ uncertainty range corresponding to the total kernel) and parameter corner plot. Right column, from top to bottom: Residual distribution, ACF, and PSD. In PSD plot the blue line in the background represents the LSP, and the darker blue line is the total PSD of SHO (green line) and DRW (red line). The AWN term is plotted with the dotted purple line.