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ExoEcho: Exoplanet Ephemerides Change Observations. III. A JWST Survey for Transit Timing Variations of 37 Exoplanets

  • Authors: Yunke Wu, Zixin Zhang, Xinyue Ma, Wenqin Wang, Siqi Guo, Cong Yu, Shangfei Liu, Dichang Chen, Bo Ma

Yunke Wu et al 2026 The Astrophysical Journal Supplement Series 287 .

  • Provider: AAS Journals

Caption: Figure 16.

GLS periodograms for sine-signal candidates. Top row: HAT-P-18 b and WASP-19 b (full dataset). Middle row: HAT-P-26 b with (left) and without (right) ground-based data. Bottom: HD 189733 b after excluding ground-based data. Colored dashed lines indicate FAP thresholds, and prominent peaks are annotated.

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