Same as Fig. A.1 but for GJ 536. P_GLS = (1643 ± 58) days with a FAP of 8 × 10⁻⁵; CLEAN periodogram: (1667 ± 24) days. Third row. Phase folded time series with a ~1600 day period. Fourth row. GLS and CLEAN periodograms after substract the signal of ~1600-day peak, P_GLS = 4044 ± 443 days with FAP of 0.05% and P_CLEAN = 4167 ± 149 days. Bottom. Phase folded time series with a ~4100 day period.