Open Access
Table 3
Relative and absolute estimates for the stellar and companion parameters derived from the multicolour transit analysis.
| Description | Parameter | Units | Posterior |
|---|---|---|---|
| Ephemeris | |||
| Zero epoch | T0 | (BJD) | 2459255.6948195 ± 2.7 × 10−4 |
| Orbital period | P | (days) | 2.3263180 ± 4.8 × 10−6 |
| Transit duration | T14 | (h) | 0.98 ± 0.01 |
| Contamination-analysis related properties | |||
| Apparent area ratio in the ground-based data |  |
0.0034 ± 0.0002 | |
| Apparent area ratio in TESS data |  |
0.0034 ± 0.0004 | |
| Robust area ratio |  |
< 0.035 (99th percentile upper limit) | |
| Host temperature | Teff,h | (K) | 3200 ± 170 |
| Contaminant temperature | Teff,c | (K) | 3100 ± 220 |
| Relative properties | |||
| Radius ratio | kapp | (R*) | 0.058 ± 0.001 |
| Scaled semi-major axis | as | (R*) | 18.43 (−1.5) (+0.7) |
| Impact parameter | b | <0.64 | |
| Absolute properties | |||
| Radius(a) | Rp,app | (R⊕) | 1.54 ± 0.09 |
| Semi-major axis(a) | a | (AU) | 0.020 ± 0.002 |
| Eq. temperature(b) | Teq | (K) | 550 ± 47 |
| Stellar density | ρ* | (g cm−3) | 22 (−4.9) (+2.5) |
| Inclination | i | (deg) | >88.51 |
| Bolometric insolation | S | (S⊕) | 13 ± 3.0 |
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