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Table 4
Photometric properties of the synthetic system SYNTH-4.
| Parameter and unit | Symbol | SYNTH-4 | |
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| Ratio of fractional radii | rP/rS | 0.092 | |
| Orbital inclination (°) | i | 89.1 | |
| Relative semi-major axis | a/RS | 11.7 | |
| Planetary orbital period (d) | P orb | 5.72 | |
| Transit mid time (HJD-2 400 000) | T mid | 55 197.4130 | |
| Orbital eccentricity | e | 0.0 | |
| Argument of periastron (°) | ω | 0.0 | |
| Spot longitude (°) | θ | − 10.0 | |
| Spot co-latitude (°) | φ | 74.0 | |
| Spot size (°) | α | 5.0 | |
| Added random noise level (ppm) | 300 | ||
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| SYNTH-4a (Johnson B filter): | |||
| Linear LDC | u 1 | 0.6328 | |
| Quadratic LDC | u 2 | 0.1834 | |
| Spot contrast | ρ spot | 0.301 | |
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| SYNTH-4b (Johnson V filter): | |||
| Linear LDC | u 1 | 0.4306 | |
| Quadratic LDC | u 2 | 0.2995 | |
| Spot contrast | ρ spot | 0.383 | |
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| SYNTH-4c (Cousins R filter): | |||
| Linear LDC | u 1 | 0.3316 | |
| Quadratic LDC | u 2 | 0.3275 | |
| Spot contrast | ρ spot | 0.434 | |
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| SYNTH-4d (Cousins I filter): | |||
| Linear LDC | u 1 | 0.2486 | |
| Quadratic LDC | u 2 | 0.3288 | |
| Spot contrast | ρ spot | 0.537 | |
Notes. The five TLCs show the same transit event and occulted starspot observed in the Johnson B, V, and Cousins R, I filters.
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