Open Access
Table 4
System parameters relative to TOI-5076.
| Parameter | Symbol | Value | Priors | Units |
|---|---|---|---|---|
| Fitted parameters | ||||
| Transit Epoch (TJD) | T0 | 2430.366 ± 0.005 | 𝒰(2430.30,2430.40) | days |
| Orbital Period | P | 23.445 ± 0.001 | 𝒰(230.40,23.50) | days |
| r1 parameter (Espinoza 2018) | r1 | 0.44 ± 0.09 | 𝒰(0,1) | |
| r2 parameter (Espinoza 2018) | r2 | 0.037 ± 0.001 | 𝒰(0,1) | |
| Stellar reflex velocity | K | 4.1 ± 0.6 | 𝒰(−100; 100) | m s−1 |
| Center-of-mass velocity | γ | 70.2792 ± 0.0004 | 𝒰(−100; 100) | km s−1 |
| Stellar density | ρ⋆ | 1.4 ± 0.2 | 𝒩(2.377; 0.6), 0.25 < ρ⋆ < 5.00 | g cm−3 |
| Radial velocity jitter (HARPS-N) | σ HARPS-N | 1.9 ± 0.5 | ln σHARPS-N ∈ 𝒰(0.001; 1000) | m s−1 |
| Offset relative flux for TESS | µTESS | 0.00002 ± 0.00003 | 𝒩(0, 0.1) | |
| Jitter error (TESS) | σ TESS | 288 ± 28 | ln σTESS ∈𝒰(0, 1000) | ppm |
| Parameter related to linear limb darkening (TESS) | q1 ,TESS | 0.7 ± 0.2 | 𝒰(0; 1) | |
| Parameter related to quadratic limb darkening (TESS) | q2,TESS | 0.7 ± 0.2 | 𝒰(0; 1) | |
| Derived parameters | ||||
| Planet-to-star radius ratio |  |
0.037 ± 0.001 | − | − |
| Impact parameter | b | 0.2 ± 0.1 | − | − |
| Orbital inclination | i | 89.7 ± 0.2 | − | ○ |
| Scaled semi-major axis of the orbit |  |
34 ± 1 | − | − |
| Planet mass | mp | 16±2 | − | M⊕ |
| Planet radius | rP | 3.2 ± 0.1 | − | R⊕ |
| Planet surface gravity | log 𝑔p | 3.2 ± 0.1 | − | − |
| Planet density | ρP | 2.8 ± 0.5 | − | g cm−3 |
| Planet equil. temp. (A = 0) | Teq | 615 ± 20 | − | K |
| Total duration of transit | T41 | 5.2 ± 0.2 | − | h |
| Linear limb darkening (TESS) | 𝒰1 ,TESS | 1.1 ± 0.3 | − | − |
| Quadratic limb darkening (TESS) | 𝒰2 ,TESS | −0.3 ± 0.3 | − | − |
Notes. The eccentricity was set to zero, and the argument of periastron was set to 90 degrees. An eccentric orbit solution is discussed in Sect. 6.
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