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Table 6
Best-fit parameters of the ephemeris models for the HATS-2b mid-transit time residuals.
| Model | κ0 (days) | κ1 (days epoch−1) | κ2 (days epoch−2) | A (days) | Ω (rad epoch−1) | φ (rad) |
|---|---|---|---|---|---|---|
| Data from professional telescopes − Case (a) | ||||||
| Linear | 58591.08501 ± 0.00011 | 1.35413385 ± 0.00000009 | ||||
| Quadratic | 58591.08510 ± 0.00009 | 1.35413340 ± 0.00000010 | (−3.01 ± 0.85) × 10−10 | |||
| Sinusoidal | 58591.08510 ± 0.00010 | 1.35413424 ± 0.00000016 | (7.98 ± 1.04) × 10−4 | 0.00144 ± 0.00018 | 3.33 ± 0.19 | |
| Data from professional telescopes + ExoClock − Case (b) | ||||||
| Linear | 58591.084931 ± 0.000096 | 1.35413379 ± 0.00000008 | ||||
| Quadratic | 58591.085000 ± 0.000070 | 1.35413330 ± 0.00000010 | (−3.37 ± 0.75) × 10−10 | |||
| Sinusoidal | 58591.085000 ± 0.000200 | 1.35413420 ± 0.00000096 | (8.6 ± 7.0) × 10−4 | 0.00137 ± 0.00066 | 3.25 ± 0.23 | |
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