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Table 3
Posterior estimates for the stellar and planetary parameters from the combined analysis.
| Quantity | Notation | Unit | LTT 3780 b | LTT 3780 c |
|---|---|---|---|---|
| Orbit | ||||
| Transit epoch | T0 | BJD |  |
 |
| Orbital period | P | d |  |
 |
| Eccentricity | e | ... |  |
 |
| Argument of periastron | ω | deg | 251 ± 66 | 250 ± 36 |
| Transit duration | T14 | h |  |
 |
| Relative properties | ||||
| Radius ratio | k = Rp∕R⋆ | ... |  |
 |
| Scaled semi-major axsi | as = ap∕R⋆ | ... |  |
 |
| Impact parameter | b = (a∕R⋆)cosip | ... |  |
 |
| Absolute properties | ||||
| Planet radius | Rp | R⊕ |  |
 |
| Planet mass | Mp | M⊕ |  |
 |
| Mean density | ρp | g cm−3 |  |
 |
| Semi-major axis | ap | au |  |
 |
| Gravitational acceleration | gp | m s−2 |  |
 |
| Equilibrium temperature | Teq | K |  |
 |
| Inclination | ip | deg |  |
 |
| Insolation | Sp | S⊕ |  |
 |
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