Open Access
Table 4
Posterior median and 68.3% credible interval for the system’s parameters from the Juliet analysis.
| Parameter | Units | TOI-1296 | TOI-1298 |
|---|---|---|---|
| Stellar mean density | (g cm−3) | 0.324 |
0.670 ± 0.062 |
| q1 TESS | 0.354 |
0.180 |
|
| q2 TESS | 0.300 |
0.44 |
|
| Orbital period, P | (days) | 3.9443715 ± 5.8 × 10−6 | 4.537164 ± 1.2 × 10−5 |
| Mid-transit time, Tc | (BJDTDB) | 2458930.75532 ± 0.00019 | 2458929.58558 ± 0.00031 |
| Semi-major axis in stellar radii, a∕R⋆ | 6.44 |
9.00 |
|
| Semi-major axis, a | (au) | 0.0497 |
0.0590 ± 0.0023 |
| Radius ratio, Rp∕R⋆ | 0.07599 |
0.06119 ± 0.00053 | |
| Impact parameter, b | 0.13 ± 0.11 | 0.16 |
|
| Orbital inclination, i | (degrees) | 88.81 |
88.96 |
 |
-0.12 |
 |
|
 |
0.11 |
0.04 |
|
| Eccentricity, e | 0.055 |
0.032 |
|
| Argument of pericentre, ω | (degrees) | 137 ± 62 | 130 ± 92 |
| Radial velocity semi-amplitude, K | (m s−1) | 34.8 ± 3.4 | 34.4 ± 2.5 |
| Systemic velocity, μ | (km s−1) | 25.3919 ± 0.0026 | −55.5587 ± 0.0025 |
| Jitter radial velocity, σRV | (m s−1) | 7.7 |
4.0 |
| Planet mass, Mp | (MJup) | 0.298 ± 0.039 | 0.356 ± 0.032 |
| Planet radius, Rp | (RJup) | 1.231 ± 0.031 | 0.841 ± 0.021 |
| Planet mean density, ρp | (g cm−3) | 0.198 ± 0.031 | 0.743 ± 0.091 |
| Planet equilibrium temperature(†), Teq | (K) | 1562 |
1388 ± 24 |
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