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Table 2
Parameters of system KELT-20b/MASCARA-2b.
| Parameter | Symbol (unit) | Value |
|---|---|---|
| The star | ||
| Effective temperature | Teff (K) | 8980 (a) |
| Radius | R⋆ (R⊙) | 1.60 ± 0.06(a) |
| Mass | M⋆ (M⊙) | 1.89 (a) |
| Systemic velocity | vsys (km s−1) | –24.48 ± 0.04(b) |
| The planet | ||
| Radius | Rp (RJ) | 1.83 ± 0.07(a) |
| Mass | Mp (MJ) | <3.51(c) |
| Surface gravity | log g (log cgs) | <3.42(c) |
| Orbital period | P (days) | 3.4741070 ± 0.0000019 (c) |
| Transit epoch (BJD) | T0 (days) | 2457503.12005 ± 0.00019 (c) |
| Transit duration | T14 (days) | 0.14898 ± 0.0009 (c) |
| RV semi-amplitude | Kp (km s−1) | 175.5 (a) |
169.3 (c) |
Notes. (a)Talens et al. (2018). (b)Rainer et al. (2021). (c)Lund et al. (2017). There are two different Kp values because the stellar masses in the corresponding publications are different.
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